Maryland's telecommunications sector plays a pivotal role in delivering vital connectivity services across various demographics and industries. Companies operating here range from satellite providers to local internet service firms, each contributing unique solutions such as high-speed internet, VoIP offerings, and cloud-based technologies. As broadband demands rise, many firms are investing in fiber optics and 5G technologies to enhance their service delivery. The industry's shift towards smart networking and IoT integration indicates a promising future for robust communication solutions, addressing both urban and rural connectivity challenges.

The telecommunications companies in Maryland vary significantly in size, scale, and specialization. From established giants like Hughes Network Systems, with thousands of employees, to smaller firms such as ThinkBig Networks and LiteCloud, focusing on niche markets, these companies reflect a spectrum of expertise. Founded between the 1950s and 2014, each firm tailors its offerings to meet specific customer needs. The local landscape shows a commitment to both residential and business solutions, creating a competitive environment ripe for innovation.

Explore the top telecommunications companies in Maryland to learn more.

Top 23 Telecommunications Companies in Maryland

1. Hughes

• Website: hughes.com
• Ownership type: Corporate
• Headquarters: Germantown, Maryland, United States (USA)
• Employee distribution: United States (USA) 75%, India 9%, Brazil 6%, Other 11%
• Latest funding: $1.4B, February 2011
• Founded year: 1971
• Headcount: 1001-5000
• LinkedIn: hughesconnects

Hughes Network Systems, LLC, founded in 1971 and based in Germantown, Maryland, is a telecommunications company that specializes in satellite internet and managed network services. With a workforce of over 3,000 employees, Hughes serves a wide array of customers, including businesses and government agencies, by providing reliable connectivity solutions and cybersecurity services. The company addresses the needs of various sectors such as defense, education, and healthcare, showcasing its adaptability and expertise in the telecommunications industry. Hughes is also involved in advanced technologies, offering solutions like 5G networks, managed SD-WAN, and satellite services, which are essential for modern connectivity. Their commitment to bridging the digital divide through initiatives like community Wi-Fi and internet access further emphasizes their role in enhancing connectivity for underserved areas.

2. Hughes Network Systems

• Website: hughes.com
• Ownership type: Private
• Headquarters: Germantown, Maryland, United States (USA)
• Founded year: 1971
• Headcount: 1001-5000
• LinkedIn: hughes-network-systems

Hughes Network Systems, LLC, founded in 1971 and based in Germantown, Maryland, is a telecommunications company that specializes in satellite internet and managed network services. With a workforce of over 3,000 employees, Hughes serves a wide array of customers, including businesses and government agencies, by providing reliable connectivity solutions and cybersecurity services. The company addresses the needs of various sectors such as defense, education, and healthcare, showcasing its adaptability and expertise in the telecommunications industry. Hughes is also involved in advanced technologies, offering solutions like 5G networks, managed SD-WAN, and satellite services, which are essential for modern connectivity. Their commitment to bridging the digital divide through initiatives like community Wi-Fi and internet access further emphasizes their role in enhancing connectivity for underserved areas.

3. Antietam Broadband

• Website: antietamcable.com
• Ownership type: Private
• Headquarters: Hagerstown, Maryland, United States (USA)
• Founded year: 1966
• Headcount: 51-200
• LinkedIn: antietam-cable

Antietam Broadband, based in Hagerstown, Maryland, is a private telecommunications provider that has been serving the community since 1966. The company specializes in high-speed internet, television, and phone services, catering to both residential and business clients. With a focus on delivering reliable connectivity, Antietam Broadband has invested in a fiber-rich network that supports high bandwidth demands. Their offerings include internet plans with speeds reaching up to 2.3 Gbps, ensuring that customers can meet the needs of modern digital communication. In addition to internet services, they provide business enterprise solutions, which include direct fiber connections and dedicated support. Antietam Broadband also emphasizes customer service, offering 24/7 tech support and various service plans to enhance user experience. Their local programming and community involvement further solidify their role as a key player in the telecommunications industry.

4. Atlantech Online

• Website: atlantech.net
• Ownership type: Private
• Headquarters: Silver Spring, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1995
• Headcount: 51-200
• LinkedIn: atlantech-online

Atlantech Online, Inc. is a private telecommunications provider based in Silver Spring, Maryland, established in 1995. The company specializes in high-quality internet, voice, and data center services tailored for businesses and government entities. With a workforce of approximately 46 employees, Atlantech Online prides itself on delivering reliable connectivity and exceptional customer support. Their service offerings include business fiber internet, unified communications, and data center colocation, catering to the specific needs of sectors such as enterprise and education. Atlantech's focus on local service and customer satisfaction distinguishes it from larger telecom companies, which often prioritize network size and shareholder profits over client needs. The company operates with a commitment to ensuring uptime and minimizing service disruptions, making it a trusted partner for organizations that require dependable telecommunications solutions.

5. WorldCell Solutions

• Website: worldcell.com
• Ownership type: Private
• Headquarters: Rockville, Maryland, United States (USA)
• Employee distribution: India 50%, Nigeria 50%
• Founded year: 1996
• Headcount: 11-50
• LinkedIn: worldcell

WorldCell Solutions, founded in 1996 and based in Rockville, Maryland, is a private telecommunications company dedicated to enhancing broadband connectivity. With a workforce of around 31 employees, the company specializes in delivering high-speed broadband and wireless solutions, particularly targeting underserved populations. Their services include the design, construction, and operation of private networks, catering to mobile network operators, enterprises, and government entities. WorldCell is particularly focused on providing connectivity to remote and rural communities, aiming to facilitate economic growth and improve communication. Their innovative approach includes the use of Citizens Broadband Radio Service (CBRS) technology, enabling private LTE networks that enhance security and mobility. The company also emphasizes the Internet of Things (IoT), offering solutions that support a variety of devices and applications. With a global presence that includes locations in Iceland and the UK, WorldCell Solutions is committed to making affordable connectivity accessible to all.

6. ThinkBig Networks, LLC

• Website: thinkbignets.com
• Ownership type: Corporate
• Headquarters: Timonium, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: November 2024
• Founded year: 2016
• Headcount: 11-50
• LinkedIn: thinkbig-networks-llc

ThinkBig Networks, LLC, founded in 2016 and located in Timonium, Maryland, is an internet service provider dedicated to delivering high-speed fiber optic internet and telecommunications services. The company caters to both residential and business clients, focusing on providing reliable connectivity solutions that include managed Wi-Fi and cloud telephony services. ThinkBig Networks prides itself on its commitment to customer service, ensuring that local staff are available to assist clients with their connectivity needs. The company is actively expanding its fiber optic network, particularly in rural and underserved areas of Maryland, aiming to enhance internet access and quality for its community. With a workforce of around 20 employees, ThinkBig Networks emphasizes straightforward pricing and no data caps, making it an appealing option for customers seeking dependable internet service.

7. Telnet INC.

• Website: telnet-inc.com
• Ownership type: Corporate
• Headquarters: Rockville, Maryland, United States (USA)
• Employee distribution: United States (USA) 70%, India 27%, Other 3%
• Latest funding: July 2023
• Founded year: 1995
• Headcount: 201-500
• LinkedIn: telnetinc

Telnet INC., founded in 1995 and based in Rockville, Maryland, is a consulting firm that specializes in telecommunications and IT solutions. The company offers a wide range of services, including wireless engineering, in-building cellular solutions, and regulatory compliance. With a focus on enhancing connectivity, Telnet serves a variety of clients, including wireless carriers, equipment vendors, and government entities. Their expertise in emergency responder radio communication systems and in-building coverage surveys highlights their commitment to public safety and effective communication. Telnet's global reach extends beyond the United States, with experience in markets such as Germany, Italy, and Malaysia. The firm prides itself on providing tailored solutions that meet the specific needs of its clients, ensuring operational efficiency and improved productivity.

8. Star Telephone Membership Corporation

• Website: stmc.net
• Ownership type: Private
• Headquarters: Clinton, Maryland, United States (USA)
• Latest funding: Other (Grant), $24.9M, August 2023
• Founded year: 1959
• Headcount: 51-200
• LinkedIn: star-telephone

Star Telephone Membership Corporation, based in Clinton, North Carolina, is a telecommunications provider that has been serving its community since 1959. The company offers a comprehensive range of services, including high-speed internet, phone, television, and security solutions, catering to both residential and business clients. As a cooperative, it operates under the principle of 'Neighbors Serving Neighbors,' which reflects its commitment to community involvement and member satisfaction. Star focuses on enhancing connectivity and security for its customers, ensuring they have access to reliable communication services. The company is actively expanding its fiber-optic network to improve service quality and reach more customers. In August 2023, Star received funding of approximately $24.9 million, which underscores its ongoing efforts to innovate and enhance its service offerings. This funding is likely aimed at further developing its infrastructure and expanding its service area, reinforcing its position in the telecommunications industry.

9. Antietam Broadband

• Website: antietambroadband.com
• Ownership type: Private
• Headquarters: Hagerstown, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1966
• Headcount: 51-200
• LinkedIn: antietam-cable

Antietam Broadband, based in Hagerstown, Maryland, is a private telecommunications provider that has been serving the community since 1966. The company specializes in high-speed internet, phone, and television services, catering to both residential and business customers. Antietam Broadband is particularly noted for its fiber internet offerings, which provide symmetrical upload and download speeds, making it an attractive option for users with high bandwidth demands. Their services include various internet speed plans, smart WiFi solutions, and comprehensive business services, including enterprise solutions with direct fiber connections. Antietam Broadband has made significant investments in expanding its fiber network, aiming to enhance connectivity for over 11,000 homes and businesses in Washington County. This commitment to infrastructure development reflects their active role in the telecommunications industry, focusing on delivering reliable and fast internet access to their customers.

10. CTS (formerly Chesapeake Telephone Systems, Inc.)

• Website: chesapeaketelephone.com
• Ownership type: Family Owned
• Headquarters: Millersville, Maryland, United States (USA)
• Founded year: 1985
• Headcount: 11-50
• LinkedIn: chesapeake-telephone-systems

CTS, based in Millersville, Maryland, is a family-owned telecommunications and IT solutions provider established in 1985. With a workforce of 11 to 50 employees, the company specializes in offering VoIP phone systems, infrastructure solutions, and security systems. CTS serves a variety of clients, including businesses and public sector organizations, helping them enhance their communication and technology capabilities. Over the years, CTS has successfully completed more than 7,000 projects and has built a customer base of over 5,000 clients. Their dedication to customer support is evident in their 24/7 service availability and their focus on innovative technology solutions. The company has also received recognition for its performance, including awards from the Better Business Bureau. CTS partners with notable technology providers like Mitel and RingCentral, ensuring they deliver reliable and effective solutions to their clients.

11. MidAtlanticBroadband, Inc.

• Website: midatlanticbb.com
• Ownership type: Corporate
• Headquarters: Baltimore, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: November 2024
• Founded year: 1994
• Headcount: 11-50
• LinkedIn: midatlanticbroadband-inc.

MidAtlanticBroadband, Inc. is a telecommunications provider based in Baltimore, Maryland, established in 1994. The company specializes in infrastructure and media services, offering a comprehensive suite of solutions that includes voice, video, broadband, and technology deployment. MidAtlanticBroadband primarily serves clients in the U.S. defense sector and private industry, focusing on enhancing communication capabilities through advanced engineering and support services. Their expertise extends to the design, installation, and maintenance of sophisticated telecommunications networks, including VoIP systems and IPTV solutions. The company is recognized for its commitment to customer support and its ability to deliver tailored solutions that meet the unique needs of its clients. With a dedicated team of professionals, MidAtlanticBroadband aims to provide high-quality services that ensure optimal network performance and future-proof infrastructure.

12. CTS, Chesapeake Telephone Systems, Inc.

• Website: ctsmd.us
• Ownership type: Family Owned
• Headquarters: Millersville, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1985
• Headcount: 11-50
• LinkedIn: chesapeake-telephone-systems

Chesapeake Telephone Systems, Inc. (CTS) is a telecommunications and IT solutions provider based in Millersville, Maryland. Established in 1985, CTS has built a reputation for delivering a wide array of services, including VoIP phone systems, infrastructure support, and security solutions. The company caters to both business and public sector clients, ensuring effective communication and technology integration. With a workforce of 11-50 employees, CTS emphasizes local service and community involvement, supporting non-profits and charities. Their partnerships with recognized technology providers, such as Mitel and RingCentral, allow them to offer advanced communication solutions. CTS has successfully completed over 7,000 projects and maintains a strong client base of over 5,000 customers, showcasing their operational capacity and industry experience.

13. Advanced Communications Technology

• Website: advancedcommtech.net
• Ownership type: Private
• Headquarters: Baltimore, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2010
• Headcount: 51-200
• LinkedIn: advanced-communications-technology

Advanced Communications Technology, founded in 2010 and based in Baltimore, Maryland, specializes in wireless infrastructure. The company offers a comprehensive suite of services, including installation, maintenance, and construction for telecommunications networks. Their expertise spans across 4G and 5G technologies, civil services, decommissioning, and small cell solutions. Advanced Communications Technology has built a reputation for reliability, serving clients that include major telecom operators and government agencies. The company prides itself on its safety record, having maintained zero safety accidents since its inception. With a dedicated team of skilled professionals, Advanced Communications Technology is committed to enhancing network performance and subscriber experience through meticulous project management and technical support.

14. Tecore Networks

• Website: tecore.com
• Ownership type: Private
• Headquarters: Hanover, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1991
• Headcount: 51-200
• LinkedIn: tecore-networks

Tecore Networks, founded in 1991 and based in Hanover, Maryland, is a private telecommunications company that specializes in advanced mobile network solutions. The company focuses on core network and radio access technologies, providing a range of products and services that support 2G, 3G, 4G, and 5G networks. Tecore serves a variety of clients, including government agencies, public safety organizations, and private enterprises, emphasizing their capability to deliver rapidly deployable communication systems. Their flagship offerings include the iCore platform, which supports multiple core network subsystems, and the Network in a Box® solution, designed for quick deployment in various environments. Tecore's commitment to innovation is evident in their development of interoperable solutions that reduce vendor dependency and enhance modularity in network design. The company operates entirely within the United States and has established itself as a key player in the telecommunications sector, particularly in areas requiring secure and reliable connectivity.

15. Haymaker Technologies

• Website: haymakertech.com
• Ownership type: Private
• Headquarters: Elkridge, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2002
• Headcount: 11-50
• LinkedIn: haymaker-technologies

Haymaker Technologies, Inc. is a professional services technology firm based in Elkridge, Maryland, founded in 2002. With a team of 20 employees, the company focuses on delivering comprehensive solutions in wireless communication, network infrastructure, and staffing services. They have built a reputation for enhancing productivity and security through advanced technology solutions. Haymaker Technologies has worked on numerous projects across various sectors, including healthcare, finance, and sports, providing services such as Distributed Antenna Systems (DAS), small cell installations, and structured cabling. Their commitment to customer service and technical expertise is reflected in their extensive industry certifications and partnerships with major telecom carriers and equipment manufacturers. Haymaker's approach combines engineering, design, and operational support to ensure effective communication solutions for their clients.

16. Pinnacle Communications Corporation

• Website: pinnaclecommunications.com
• Ownership type: Corporate
• Headquarters: Germantown, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: February 2021
• Founded year: 1999
• Headcount: 51-200
• LinkedIn: pinnacle-communications-corporation

Pinnacle Communications Corporation, founded in 1999 and based in Germantown, Maryland, is a technology solutions company that specializes in telecommunications tailored for the hospitality industry. With a workforce of approximately 80 employees, Pinnacle provides a range of services designed to enhance guest experiences in hotels and senior living facilities. Their offerings include advanced phone systems, high-speed internet solutions, and comprehensive surveillance systems. The company prides itself on its customer support and quality service delivery, ensuring that their clients receive reliable technology solutions. Pinnacle has evolved over the years, adapting to the changing needs of the hospitality sector and maintaining a strong reputation for service excellence. They have also expanded their services to include design and engineering, further solidifying their role as a key player in the hospitality technology market.

17. Teltek Systems

• Website: myteltek.com
• Ownership type: Private
• Headquarters: Westminster, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1996
• Headcount: 11-50
• LinkedIn: teltek-systems

Teltek Systems, founded in 1996, is an IT service provider based in Westminster, Maryland, with additional operations in Washington, D.C., and Florida. The company specializes in technology solutions tailored for small to mid-sized businesses and non-profit organizations. Their service portfolio includes IT support, managed IT services, cybersecurity, structured cabling, and VoIP solutions. Teltek's approach emphasizes personalized service, ensuring that clients receive tailored technology solutions that meet their specific needs. The company has built a reputation for reliability and expertise, particularly in the implementation and support of telecommunications systems, making them a trusted partner for businesses looking to enhance their technology infrastructure.

18. SMC Infrastructure Solutions

• Website: smcis.com
• Ownership type: Private
• Headquarters: Tracys Landing, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1982
• Headcount: 51-200
• LinkedIn: smcisolutions

SMC Infrastructure Solutions, based in Tracys Landing, Maryland, has been a player in the telecommunications industry since its founding in 1982. The company focuses on technology infrastructure, offering services that include structured cabling, wireless networking, and outside plant construction. Their expertise extends to traffic control, ensuring safety in work zones, which is crucial for infrastructure projects. SMC Infrastructure Solutions serves a variety of sectors, including government, military, commercial, utilities, and education, showcasing their capability to handle complex projects across different environments. Their team is equipped with certifications from recognized industry bodies, ensuring that they meet high standards in their service delivery. With a workforce of around 18 employees, SMC Infrastructure Solutions operates primarily in the Southern Maryland region, emphasizing their commitment to local and regional infrastructure development.

19. Sunrise Solutions Inc.

• Website: getsomesun.net
• Ownership type: Private
• Headquarters: Annapolis, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2001
• Headcount: 11-50
• LinkedIn: sunrise-solutions-inc-

Sunrise Solutions Inc., based in Annapolis, Maryland, has been a player in the telecommunications industry since its founding in 2001. The company specializes in providing a variety of communication solutions tailored for small and midsize businesses. Their offerings include business phone systems, data networking, and video conferencing solutions, all designed to enhance communication and productivity. With a dedicated team of professionals, Sunrise Solutions focuses on delivering customized technology solutions that meet the unique needs of their clients across various sectors, including healthcare, finance, and education. Their commitment to customer support and local service distinguishes them in a competitive market, making them a reliable partner for businesses looking to optimize their communication infrastructure.

20. McEnroe Voice and Data

• Website: mcenroevoice.com
• Ownership type: Family Owned
• Headquarters: Cockeysville, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1972
• Headcount: 11-50
• LinkedIn: mcenroe-voice-and-data

McEnroe Voice and Data, based in Cockeysville, Maryland, is a family-owned telecommunications provider that has been serving businesses since 1972. The company specializes in voice and data solutions, offering a range of services including VoIP systems, video conferencing, and video surveillance. Their focus is on enhancing communication efficiency and security for their clients. McEnroe Voice and Data operates primarily in the business sector, providing tailored solutions that meet the unique needs of various industries. Their team consists of certified technicians and project coordinators who ensure that clients receive comprehensive support and service. The company has received recognition for its customer service excellence and technical expertise, further solidifying its reputation in the telecommunications industry.

21. LiteCloud

• Website: litecloudhosting.com
• Ownership type: Private
• Headquarters: Baltimore, Maryland, United States (USA)
• Employee distribution: United States (USA) 85%, Philippines 15%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: litecloud

LiteCloud, founded in 2008 and based in Baltimore, Maryland, is a private IT service provider specializing in cloud services, cybersecurity, and telecommunications. With a workforce of around 20 employees, LiteCloud focuses on delivering tailored solutions to small and medium-sized businesses. Their offerings include high-speed fiber internet, VoIP services, and a variety of cloud-based solutions such as disaster recovery and managed network services. LiteCloud's commitment to providing reliable and innovative technology solutions is evident in their 100% uptime guarantee and 24/7 support. They operate a robust fiber network in the Baltimore metropolitan area, ensuring that businesses have access to reliable internet connectivity. LiteCloud's services are designed to enhance operational efficiency and data security, making them a significant player in the telecommunications industry.

22. GTB: Global Telecom

• Website: gtb.net
• Ownership type: Corporate
• Headquarters: Owings Mills, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: December 2022
• Founded year: 1992
• Headcount: 11-50
• LinkedIn: global-telecom-gtb-

GTB: Global Telecom, also known as Xtel Communications, is a telecommunications and cybersecurity service provider based in Owings Mills, Maryland. Founded in 1992, the company has built a reputation for delivering a wide array of solutions that include managed cybersecurity, network security, and voice services. Xtel serves a variety of sectors, notably education, healthcare, and government, where reliable and secure communication is paramount. With a workforce of around 40 employees, Xtel emphasizes enhancing productivity and safeguarding valuable assets through innovative technology. Their offerings include advanced services such as SD-WAN, 5G/LTE connectivity, and unified communications, which are essential for modern business operations. Xtel's commitment to customer service is highlighted by numerous testimonials from satisfied clients, showcasing their responsiveness and expertise in addressing unique communication challenges.

23. Noovis, LLC

• Website: noovis.com
• Ownership type: Private
• Headquarters: Hanover, Maryland, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2014
• Headcount: 11-50
• LinkedIn: noovis-llc

Noovis, LLC, founded in 2014 and based in Hanover, Maryland, is a telecommunications service provider that specializes in intelligent fiber optic networks and solutions. The company offers a variety of services, including network design, construction management, and structured cabling. Their primary clientele includes government agencies, healthcare facilities, and commercial enterprises. Noovis is dedicated to improving connectivity and network reliability through advanced fiber optic technologies. With a team that boasts over 100 years of combined experience, Noovis has successfully executed numerous projects, including fiber to the home initiatives and broadband expansions. Their innovative approach is further exemplified by their Noovis University, which provides training on Passive Optical Networking (PON) technology, enhancing the skills of network professionals. Noovis has established itself as a significant player in the telecommunications sector, particularly in the fiber optics niche.

Telecommunications Insights: Key Companies in Maryland

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