The optical communication systems industry focuses on technology enabling the transfer of data over optical fibers. It serves critical sectors like telecommunications and data centers, where high-speed, reliable connectivity is paramount. Companies in this sector develop innovative products such as optical transceivers, networking equipment, and integrated photonic solutions. As digital demands grow, particularly with 5G and AI advancements, the industry is expected to see increased investments and innovations, pushing the boundaries of what optical communication can deliver. Enhanced bandwidth, minimized latency, and energy efficiency are shaping the future direction of these cutting-edge technologies.

This list features 28 optical communication systems companies. They vary in size, with some employing thousands while others operate with smaller teams. Located across the globe, from the United States to Europe and Asia, these companies share a commitment to injecting innovation into connectivity solutions. Many were founded recently, showcasing the rapid growth in this technologically vital area. Specializations include optical transceivers, coherent optical modules, and network management systems, indicating a trend towards seamless, high-speed communication capabilities.

Continue reading to explore the top optical communication systems companies.

Top 28 Optical Communication Systems Companies

1. Acacia

• Website: acacia-inc.com
• Ownership type: Corporate
• Headquarters: Maynard, Massachusetts, United States (USA)
• Employee distribution: United States (USA) 79%, Canada 9%, China 5%, Other 7%
• Latest funding: $4.5B, July 2019
• Founded year: 2009
• Headcount: 10001+
• LinkedIn: acaciacomms

Acacia Communications, Inc., based in Maynard, Massachusetts, is a telecommunications company that specializes in optical networking solutions. Established in 2009, Acacia has developed a range of products, including coherent optical modules and networking equipment, aimed primarily at cloud providers and network operators. Their technology is designed to meet the increasing demand for high-capacity data transmission across various applications, such as data centers, long-haul networks, and submarine communications. Acacia is recognized for its innovative approaches, particularly in silicon photonics and digital signal processing, which enhance the performance and efficiency of optical networks. The company has received significant funding, totaling $4.5 billion in 2019, which underscores its strong position in the market and commitment to advancing optical communication technologies.

2. Source Photonics

• Website: sourcephotonics.com
• Ownership type: Venture Capital
• Headquarters: Los Angeles, California, United States (USA)
• Employee distribution: China 70%, Taiwan 19%, United States (USA) 12%
• Latest funding: Series D, $90.0M, December 2023
• Founded year: 1988
• Headcount: 501-1000
• LinkedIn: source-photonics

Source Photonics, founded in 1988 and based in Los Angeles, California, is a technology company that specializes in optical transceivers and data connectivity solutions. The company provides a wide range of products tailored for data centers, broadband, and optical transmission, serving telecommunications companies and service providers. With a strong emphasis on manufacturing high-performance optical components, Source Photonics addresses the increasing demand for bandwidth and reliable data transmission. Their product offerings include advanced optical interfaces for access applications, such as GPON and 10Gb/s NG-PON standards, as well as data center transceivers that support data rates up to 800Gb/s. The company has a significant global presence, with a workforce distributed across China, Taiwan, and the United States. Recently, Source Photonics secured $90 million in Series D funding, which underscores their ongoing growth and innovation in the optical communication sector.

3. Tellabs

• Website: tellabs.com
• Ownership type: Private Equity
• Headquarters: Carrollton, Texas, United States (USA)
• Employee distribution: United States (USA) 55%, China 24%, India 8%, Other 14%
• Latest funding: $891.0M, December 2013
• Founded year: 1978
• Headcount: 51-200
• LinkedIn: tellabs

Tellabs, Inc., based in Carrollton, Texas, is a network technology company founded in 1978. The firm specializes in providing networking and communications solutions, particularly in optical transport systems and managed access solutions. Tellabs serves a range of clients, including enterprises and government entities, focusing on modernizing network connectivity and enhancing security. Their Optical LAN (Local Area Network) solutions simplify network design and operation, making them particularly appealing for organizations looking to improve efficiency and reduce vulnerabilities. Tellabs has a significant presence in the optical communication industry, with a workforce that spans multiple countries, including the United States, China, and India. The company has received substantial funding, amounting to $891 million, which underscores investor confidence in its growth potential and market relevance.

4. O-net Communications Usa INC

• Website: en.o-netcom.com
• Ownership type: Corporate
• Headquarters: San Jose, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: October 2020
• Founded year: 2012
• Headcount: 11-50
• LinkedIn: o-net-communications-usa-inc

O-net Communications USA INC, based in San Jose, California, is a technology company that operates as a subsidiary of O-Net Technologies (Shenzhen) Group Co., Ltd. Founded in 2012, the company specializes in optical networking and communication devices. They provide a comprehensive array of products, including optical communication solutions, data center products, and industrial application products. O-net is committed to meeting the demands of high-performance networking, serving customers in the telecommunications and data center sectors. Their products are utilized globally, and they have established cooperative relationships with numerous clients. O-net's emphasis on innovation and quality has led to significant advancements in optical communication technology, making them a notable player in the industry.

5. Hisense Broadband Multimedia Technologies, Ltd.

• Website: hisensebroadband.com
• Ownership type: Private
• Headquarters: Qingdao, Shandong, China
• Employee distribution: China 86%, Thailand 7%, France 4%, Other 4%
• Founded year: 2003
• Headcount: 1001-5000
• LinkedIn: hisense-broadband-multimedia-technologies-ltd.

Hisense Broadband Multimedia Technologies, Ltd., founded in 2003 and based in Qingdao, Shandong, China, is a private technology firm that specializes in optical communication products. The company develops a range of solutions, including optical transceivers and terminal devices, aimed primarily at telecom operators and data centers. Their products are designed to enhance network performance through high-speed and reliable communication solutions. Hisense Broadband is committed to meeting international standards and tailoring their offerings to specific customer requirements. They have a significant presence in the optical communication market, focusing on technologies such as GPON, EPON, and various optical interconnects. The company employs a workforce that is predominantly based in China, with additional employees in Thailand, France, and the United States. Their ongoing innovation in optical communication technology underscores their relevance in the industry.

6. EFFECT Photonics

• Website: effectphotonics.com
• Ownership type: Venture Capital
• Headquarters: Eindhoven, North Brabant, Netherlands
• Employee distribution: Netherlands 68%, United States (USA) 27%, United Kingdom (UK) 5%
• Latest funding: Series D, $38.0M, March 2024
• Founded year: 2010
• Headcount: 51-200
• LinkedIn: effect-photonics

EFFECT Photonics, founded in 2010 and based in Eindhoven, Netherlands, is a technology company that specializes in photonic semiconductor solutions. The company develops advanced optical systems and products, including coherent pluggable modules and digital signal processing technologies. These products are primarily aimed at the telecommunications and data communications sectors, addressing the increasing demand for high-performance connectivity solutions. With a global presence, EFFECT Photonics operates not only in the Netherlands but also has offices in the United States, the United Kingdom, and Taiwan. The company has recently secured $38 million in Series D funding, which underscores its potential for growth and innovation in the optical communication industry. Their technology is particularly relevant in core industries such as AI, cloud computing, and 5G, as well as emerging fields like satellite communications and quantum key distribution.

7. FonNet Networks

• Website: fonnet.com.br
• Ownership type: Private
• Headquarters: Fortaleza, Ceará, Brazil
• Employee distribution: Brazil 100%
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: fonnetnetworks

FonNet Networks, established in 2009 and based in Fortaleza, Ceará, Brazil, is a private telecommunications company that specializes in optical networking solutions. The firm provides a comprehensive range of products, including transceivers, optical cords, and network components, primarily serving mobile operators, internet service providers, and data centers. FonNet is an extension of Precision Optical Technologies, Inc., a notable player in the optical technology sector, which enhances its credibility and expertise. The company prides itself on delivering high-performance, reliable solutions tailored to customer needs, ensuring efficient data transmission and connectivity. FonNet has also made a mark in the industry by participating in key telecommunications congresses in Brazil, showcasing its commitment to maintaining strong relationships with partners and clients. With a focus on innovation, FonNet continues to adapt to the evolving demands of the optical communication market.

8. Sicoya GmbH

• Website: sicoya.com
• Ownership type: Venture Capital
• Headquarters: Berlin, Berlin, Germany
• Employee distribution: Germany 81%, United States (USA) 7%, China 7%, Other 5%
• Latest funding: Series A, $1.1M, September 2016
• Founded year: 2015
• Headcount: 51-200
• LinkedIn: sicoya-gmbh

Sicoya GmbH, founded in 2015 and based in Berlin, Germany, is a technology company that specializes in Silicon Photonics solutions. The firm develops and manufactures optical interconnect products tailored for data centers, which are essential for efficient data transfer in the telecommunications industry. Their product offerings include SIP components, optical transceivers, and embedded optics, primarily serving tier 1 data center and service providers. Sicoya has attracted significant venture capital funding, amounting to over 1.1 million euros in a Series A round in 2016. The company has established itself as a key player in the optical communication sector, focusing on the integration of electronic and photonic components to enhance performance and scalability. Their commitment to innovation is evident in their participation in industry events and their ongoing research and development efforts, which aim to meet the increasing demands of global data traffic.

9. ColorChip

• Website: color-chip.com
• Ownership type: Venture Capital
• Headquarters: Yokne'Am Illit, North, Israel
• Employee distribution: Israel 84%, China 12%, United Kingdom (UK) 3%
• Latest funding: August 2022
• Founded year: 2001
• Headcount: 201-500
• LinkedIn: colorchip

ColorChip, founded in 2001 and based in Yokne'Am Illit, Israel, is a technology company focused on high-speed data transmission and optical communication solutions. The firm specializes in developing optical transceivers and active optical cables tailored for mega-datacenters and enterprises, addressing the growing need for efficient data connectivity. Their products are essential for telecommunications and data center industries, enabling clients to manage large volumes of data effectively. ColorChip's innovative SystemOnGlass™ platform is a key feature of their offerings, allowing for compact and robust optical transceivers that support high data rates. The company has a workforce of approximately 201-500 employees, with a significant presence in Israel and operations extending to China and the UK. ColorChip is also a member of the Open Compute Project (OCP), which highlights its commitment to industry standards and collaboration. As of August 2022, the company has not reported any recent funding, indicating a stable operational status.

10. LightRiver Companies

• Website: lightriver.com
• Ownership type: Private Equity
• Headquarters: Concord, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: April 2022
• Founded year: 1998
• Headcount: 51-200
• LinkedIn: lightriver-technologies

LightRiver Companies, founded in 1998 and based in Concord, California, is a telecommunications firm that specializes in optical network integration solutions. The company offers a range of services, including packet optical transport, network automation, and managed inventory, primarily targeting competitive communications service providers and utilities. LightRiver's business model emphasizes the delivery of integrated multi-technology transport solutions, which enhance connectivity and operational efficiency for its clients. The company is recognized for its Factory Built Network® solutions and netFLEX® optical domain control software, which are designed to support next-generation, software-controlled transport networks. With a workforce of approximately 138 employees, LightRiver is committed to providing high-quality engineering services and customer support, ensuring that their clients can effectively navigate the complexities of modern telecommunications networks.

11. C-Light Network Communication

• Website: c-light.com
• Ownership type: Private
• Headquarters: Hong Kong S.A.R
• Employee distribution: China 100%
• Founded year: 2011
• Headcount: 51-200
• LinkedIn: shenzhen-c-light-network-communication-co-ltd

C-Light Network Communication, founded in 2011 and based in Hong Kong, is a private company that designs and manufactures optical communication hardware and software. With a workforce of around 42 employees, the company has carved out a niche in the optical communication sector by providing a comprehensive range of products, including optical transceivers, DWDM/CWDM devices, and data exchange equipment. C-Light's solutions are tailored for high-speed networks, ensuring compatibility with major brands and compliance with international standards. Their products are widely utilized in various applications, including 4G/5G networks, data centers, and optical transmission systems. The company emphasizes quality control and has achieved ISO9001 and ISO14001 certifications, reflecting their commitment to maintaining high production standards. C-Light's focus on innovation and customer service positions them as a relevant player in the optical communication industry.

12. Shenzhen Sinovo Telecom co.,ltd

• Website: sinovocorp.com
• Ownership type: Private
• Headquarters: Shenzhen, Guangdong, China
• Employee distribution: China 100%
• Founded year: 2006
• Headcount: 1001-5000
• LinkedIn: gigac-technology-co-ltd

Shenzhen Sinovo Telecom Co., Ltd. is a private telecommunications company founded in 2006 and based in Shenzhen, Guangdong, China. The company specializes in optical interconnect solutions, providing a wide array of products such as optical transceivers, data center cables, and media converters. Sinovo Telecom focuses on enhancing data transmission capabilities for telecommunications and data center operators, catering to the growing demand for high-speed connectivity. Their product offerings include advanced optical transmission modules, including 100G, 200G, and 400G transceivers, which are crucial for modern data centers and telecommunications networks. The company has established a strong presence in the optical communication market, with a commitment to innovation and quality control. Sinovo Telecom also emphasizes green data center solutions, aiming to improve power consumption in data center installations. With a workforce of over 1,000 employees, the company has a significant manufacturing capacity and technical expertise in high-speed optical module design, making it a notable player in the optical communication systems industry.

13. Sino-Telecom Technology Co., Inc.

• Website: sino-telecom.com
• Ownership type: Private
• Headquarters: Shanghai, Shanghai, China
• Employee distribution: China 100%
• Founded year: 2006
• Headcount: 201-500
• LinkedIn: %e4%b8%8a%e6%b5%b7%e6%ac%a3%e8%af%ba%e9%80%9a%e4%bf%a1%e6%8a%80%e6%9c%af%e8%82%a1%e4%bb%bd%e6%9c%89%e9%99%90%e5%85%ac%e5%8f%b8

Sino-Telecom Technology Co., Inc., founded in 2006 and based in Shanghai, China, is a telecommunications company that focuses on innovative solutions in the optical communication sector. The company offers a variety of products, including DCI systems, OTN systems, and optical transceivers, which are essential for efficient data transmission in telecommunications and data center environments. Sino-Telecom primarily serves telecommunications companies and data centers, providing them with advanced networking solutions tailored to their needs. With a workforce of around 42 employees, the company operates entirely within China, emphasizing its commitment to the local market. Their product range includes various optical modules and systems designed to enhance connectivity and data transfer capabilities, showcasing their expertise in optical communication technology.

14. Approved Networks, a brand of Legrand

• Website: approvednetworks.com
• Ownership type: Private
• Headquarters: United States (USA)
• Employee distribution: United States (USA) 95%, Canada 5%
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: approved-networks

Approved Networks, a brand of Legrand, is a technology manufacturer based in the United States, established in 2009. The company specializes in optical networking products, offering a comprehensive range of solutions that include optical transceivers, direct attached copper cables, and active optical cables. Their products are designed to meet the demands of high-speed data transmission, catering primarily to sectors such as data centers, healthcare, and telecommunications. Approved Networks emphasizes reliability and performance, boasting a 99.98% reliability rate for their products, which are compatible with over 90 OEM platforms. The company is committed to innovation, continuously evolving its offerings to keep pace with the fast-changing digital landscape. Their optical transceivers and cables are integral to modern networking, supporting applications that require high bandwidth and low latency. With a dedicated focus on quality and customer satisfaction, Approved Networks has established itself as a trusted name in the optical networking industry.

15. Ipitek

• Website: ipitek.com
• Ownership type: Private
• Headquarters: Carlsbad, California, United States (USA)
• Founded year: 1981
• Headcount: 51-200
• LinkedIn: ipitek

Ipitek, founded in 1981 and based in Carlsbad, California, is a private technology company that specializes in integrated photonics and broadband optical solutions. The company primarily serves the telecommunications and broadcasting sectors, providing advanced products that facilitate optical transport and network management. Ipitek's offerings include solutions for high-definition video and data services, such as the MSP Digital Transport Family, which supports SDI video optical transport and Ethernet services. Their technology enables efficient management of complex networks, catering to the evolving needs of video network integration and high-performance data transmission. Ipitek's commitment to innovation in optical communication systems positions them as a relevant player in the industry.

16. PT. Everpro Indonesia Technologies

• Website: everprotech.com
• Ownership type: Venture Capital
• Headquarters: West Karawang, West Java, Indonesia
• Employee distribution: Indonesia 100%
• Latest funding: Series A, March 2021
• Founded year: 2022
• Headcount: 51-200
• LinkedIn: pt-everpro-indonesia-technologies

PT. Everpro Indonesia Technologies, based in West Karawang, West Java, Indonesia, is a technology firm that specializes in optical communication products. Founded in 2022, the company has quickly established itself in the industry by offering a range of products, including active optical cables, passive optical cables, and optical transceivers. These products are essential for high-speed data transmission and connectivity, serving various sectors such as healthcare, entertainment, and technology. Everpro is committed to innovation and quality, with a focus on advanced manufacturing processes. The company operates globally and has participated in significant industry events, showcasing its products and solutions. Their involvement in these events highlights their commitment to staying relevant and competitive in the optical communication market.

17. Shenzhen 6COM Technology Co., Limited

• Website: 6comgiga.com
• Ownership type: Private
• Headquarters: Shenzhen, Guangdong, China
• Employee distribution: China 89%, Canada 11%
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: shenzhen-6com-technology-co-limited

Shenzhen 6COM Technology Co., Limited, established in 2009, is a technology company based in Shenzhen, Guangdong, China. The firm specializes in optical networking solutions, providing a wide array of optical transceivers and networking equipment tailored for operators, internet service providers, and the IT sector. With a workforce of approximately 51-200 employees, 6COM has built a reputation for delivering high-quality and reliable products that meet the demands of contemporary telecommunications infrastructure. Their product portfolio includes a comprehensive range of optical transceivers, from 1G to 400G, as well as WDM systems, network switches, and fiber optic cables. The company has made significant strides in the optical communication industry, focusing on critical applications such as data center interconnections, 5G network base stations, and coherent optical transmission. 6COM's commitment to technological innovation is evident in their rigorous testing and quality control processes, ensuring stable performance and superior product quality. Their mission is to provide cost-effective, one-stop network solutions for telecom operators and enterprises of all sizes, supported by a robust supply chain and logistics network across various global locations.

18. DustPhotonics

• Website: dustphotonics.com
• Ownership type: Venture Capital
• Headquarters: United States (USA)
• Employee distribution: Israel 97%, United States (USA) 3%
• Latest funding: Series B, $24.0M, February 2024
• Founded year: 2017
• Headcount: 51-200
• LinkedIn: dustphotonics

DustPhotonics is a technology firm based in the United States, founded in 2017. The company specializes in Silicon Photonics solutions, focusing on high-speed optical interconnect products designed for hyperscale data centers and artificial intelligence applications. Their product offerings include the CARMEL and Oz series, which are engineered to support data transmission rates of up to 1.6Tb/s. DustPhotonics employs a unique Low Loss Laser Coupling (L3C) technology that enhances performance while minimizing costs and power consumption. The company has recently raised $24 million in a Series B funding round, indicating strong investor confidence in their technology and market potential. With a workforce primarily based in Israel, DustPhotonics is positioned to make significant contributions to the optical communication systems industry.

19. Broadex Technologies

• Website: en.broadex-tech.com
• Ownership type: Corporate
• Headquarters: Jiaxing, Zhejiang, China
• Employee distribution: United Kingdom (UK) 78%, Germany 7%, United States (USA) 7%, Other 7%
• Latest funding: $5.5M, March 2019
• Founded year: 2003
• Headcount: 501-1000
• LinkedIn: broadex-technologies-co-ltd-

Broadex Technologies, founded in 2003 and based in Jiaxing, Zhejiang, China, is a telecommunications equipment provider that specializes in optical components. The company designs and manufactures a wide array of products, including optical transceivers and passive optical devices, which are essential for businesses in the telecommunications and data center industries. Broadex's solutions are aimed at enhancing data transmission capabilities and supporting high-speed communication networks. With a workforce of around 501-1000 employees, the company has established a significant presence in the market, particularly in the UK, where 78% of its employees are located. Broadex Technologies has also received funding, amounting to $5.5 million in 2019, which underscores its growth potential and commitment to advancing optical communication technologies.

20. Skorpios Technologies, Inc.

• Website: skorpiosinc.com
• Ownership type: Venture Capital
• Headquarters: Temecula, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Series B, $250,000, June 2023
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: skorpios-technologies-inc-

Skorpios Technologies, Inc., founded in 2009 and based in Temecula, California, is a technology company that specializes in silicon photonics and semiconductor manufacturing. The firm develops a range of optical communication products, including direct detect and coherent products, aimed at improving data transmission capabilities in telecommunications and data centers. Their proprietary Tru-SiPh™ technology enables efficient integration of optical functions, which is essential for modern communication systems. Skorpios has also established a microstructures foundry that supports various stages of product development, from design to production. The company has recently secured $250,000 in Series B funding in June 2023, reflecting ongoing investor interest in their innovative solutions. Skorpios is actively involved in the optical communication sector, providing products that cater to the needs of semiconductor and telecommunications businesses.

21. Salumanus

• Website: salumanus.com
• Ownership type: Private
• Headquarters: Kraków, Lesser Poland Voivodeship, Poland
• Employee distribution: Poland 100%
• Founded year: 2002
• Headcount: 51-200
• LinkedIn: salumanus

Salumanus Sp. z o.o., founded in 2002 and based in Kraków, Poland, is a telecommunications company that specializes in data transmission solutions. With a workforce of 51-200 employees, Salumanus focuses on providing a range of products and services, including optical transceivers and network consulting. Their mission is to enhance network efficiency and reliability through innovative technologies and expert support. Salumanus serves various sectors, including telecommunications, data centers, internet service providers, and public institutions. They are committed to optimizing data transmission and have developed proprietary solutions like the Smart Recode Device and universal optical modules. Their active participation in industry events and training sessions demonstrates their commitment to advancing optical communication technologies and supporting their partners in building modern telecommunication networks.

22. LIGHTRON Inc.

• Website: lightron.co.kr
• Ownership type: Private
• Headquarters: Daejeon, Daejeon, South Korea
• Employee distribution: South Korea 100%
• Founded year: 1998
• Headcount: 201-500
• LinkedIn: lightroninc.

LIGHTRON Inc., also known as 빛과전자, is a private telecommunications equipment manufacturer based in Daejeon, South Korea. Founded in 1998, the company has established itself as a specialist in fiber-optic devices, offering a variety of products such as 10Gb/s SFP+ and 25Gb/s SFP28 modules, as well as PON OLT and ONU devices. Their primary clientele includes telecommunications service providers and data center operators, reflecting their commitment to meeting the demands of high-speed data transmission. Over the years, LIGHTRON has focused on research and development, particularly in the context of 5G technology, positioning itself as a key player in the optical communication sector. The company has also participated in various industry exhibitions, showcasing its innovations and expanding its market presence.

23. PacketLight Networks

• Website: packetlight.com
• Ownership type: Private Equity
• Headquarters: Tel Aviv-Yafo, Tel Aviv, Israel
• Employee distribution: Israel 92%, Kyrgyzstan 4%, Ecuador 4%
• Latest funding: Series A, $18.0M, December 2000
• Founded year: 2000
• Headcount: 51-200
• LinkedIn: packetlight-networks

PacketLight Networks, founded in 2000 and based in Tel Aviv-Yafo, Israel, is a telecommunications equipment provider that specializes in optical networking solutions. The company offers a comprehensive range of products, including DWDM and OTN muxponders, transponders, and advanced encryption solutions. Their technology is designed to maximize fiber optic network capabilities, enabling efficient and secure data transport. PacketLight serves a variety of sectors, including data centers, carriers, and enterprises, which rely on their products for high-capacity data transmission. The company has also received funding, amounting to $18 million, which supports its ongoing development and innovation in optical communication technologies. With a workforce of around 49 employees, PacketLight is part of the RAD Group, which further enhances its industry presence and capabilities.

24. Skylane Optics

• Website: skylaneoptics.com
• Ownership type: Corporate
• Headquarters: Walcourt, Wallonia, Belgium
• Employee distribution: Brazil 66%, Belgium 14%, Sweden 10%, Other 10%
• Latest funding: January 2021
• Founded year: 1998
• Headcount: 11-50
• LinkedIn: skylane-optics

Skylane Optics, founded in 1998 and based in Walcourt, Belgium, specializes in optical communication solutions. The company manufactures and distributes a variety of products, including transceivers and cables, primarily serving the telecommunications and data center markets. Their transceivers support a wide range of data rates, from 100Mbps to 800Gbps, catering to the growing demand for efficient data transmission. Skylane Optics emphasizes quality assurance through rigorous testing and qualification processes, ensuring high reliability in their products. With a workforce of around 40 employees, the company operates in over 40 countries, showcasing its international reach. Their focus on customer support and fast delivery further solidifies their position in the optical communication industry.

25. Opway Communication

• Website: opwaytech.com
• Ownership type: Private
• Headquarters: Shenzhen, Guangdong, China
• Employee distribution: China 100%
• Founded year: 2010
• Headcount: 201-500
• LinkedIn: opway-communication

Opway Communication Inc., founded in 2010 and headquartered in Shenzhen, Guangdong, China, is a private manufacturer specializing in optical communication products. The company focuses on the research, development, production, and sales of optical transceivers, which are essential components in telecommunications and data center applications. Opway serves a global customer base, providing solutions that enhance network performance and meet the demands of modern communication technologies. With a workforce of over 400 employees, the company has achieved an impressive annual sales volume of more than 8 million optical modules. Their product range includes high-speed transceivers for 5G networks, data centers, and various industrial applications, demonstrating their commitment to advancing optical communication technology.

26. PRIMUS IT Limited

• Website: primus-it.com
• Ownership type: Private
• Headquarters: Shenzhen, Guangdong, China
• Employee distribution: China 73%, Hong Kong S.A.R 27%
• Founded year: 2003
• Headcount: 51-200
• LinkedIn: primus-itltd

PRIMUS IT Limited, established in 2003 and based in Shenzhen, Guangdong, China, specializes in optical communication products. The company focuses on the development and manufacturing of optical transceivers and passive optical networks, catering to the telecommunications and data communication sectors. With a dedicated R&D team and advanced production capabilities, PRIMUS IT ensures high-quality products that meet the evolving needs of its clients. Their offerings include a range of optical transceivers designed for various applications, including SDH/SONET, Ethernet, and FTTx systems. The company emphasizes customized solutions, providing technical support and field services to enhance connectivity and data transmission for its customers. PRIMUS IT has established partnerships with other industry players, further solidifying its position in the market. The company operates with a strong focus on quality assurance and innovation, aiming to meet the demands of modern data centers and telecommunications infrastructure.

27. Idea Electronic Systems

• Website: idea-ip.com
• Ownership type: Private
• Headquarters: Campinas, Sao Paulo, Brazil
• Employee distribution: Brazil 100%
• Founded year: 2005
• Headcount: 11-50
• LinkedIn: idea-electronic-systems

Idea Electronic Systems, founded in 2005 and based in Campinas, Sao Paulo, Brazil, is a private company that operates in the high-tech sector, specializing in photonics and microelectronics. With a workforce of around 38 employees, the company focuses on developing integrated high-speed devices and digital signal processing ASICs tailored for the telecom and datacom markets. Their expertise lies in creating solutions that enable ultra-high-speed optical transmissions, including projects aimed at 100G, 400G, and even 1T data rates. Idea Electronic Systems collaborates with various partners and invests heavily in research and development to deliver innovative technology solutions. Their current projects include the development of narrow linewidth tunable lasers and DSP ASIC firmware management, showcasing their commitment to advancing optical communication technologies. The company primarily serves clients requiring sophisticated optical communication solutions, reinforcing its relevance in the industry.

28. ATOP Corporation

• Website: atoptechnology.com
• Ownership type: Private
• Headquarters: Singapore
• Employee distribution: China 61%, Denmark 19%, United States (USA) 8%, Other 12%
• Founded year: 2006
• Headcount: 201-500
• LinkedIn: atop-corporation

ATOP Corporation, founded in 2006 and based in Singapore, is a private manufacturer specializing in optical transceivers and solutions for telecommunications and data networking. The company has established a strong presence in the industry, providing high-quality optical products designed for various applications, including wireless communication and data center networking. ATOP serves a wide array of clients, including telecom carriers, cloud service providers, and data center operators, showcasing its capability to meet the demands of modern network infrastructures. Their product offerings include advanced optical solutions such as 800G and 400G transceivers, as well as cabling solutions that are energy-efficient and compatible with various data center equipment. ATOP has built a reputation for reliability and consistency, making it a trusted partner for many global telecom equipment manufacturers. The company operates with a significant workforce distributed across several countries, including China, Denmark, and the United States, reflecting its international reach and operational capacity.

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