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Top 19 Industrial Construction Companies in Connecticut

Top 19 Industrial Construction Companies in Connecticut Main
by 
Konsta Saastamoinen

The industrial construction sector in Connecticut plays a crucial role in building and maintaining infrastructure and facilities needed for a variety of industries. It includes companies specializing in design-build, project management, and various construction services from heavy civil work to delicate architectural tasks. As the demand for sustainable and efficient building practices grows, these companies increasingly incorporate eco-friendly technologies and methodologies. The industry is seeing a push towards modernization, with many businesses investing in new technologies that enhance project efficiency and reduce environmental impact. This forward momentum bodes well for continued growth within Connecticut's industrial construction landscape.


In Connecticut, the industrial construction companies listed comprise a mix of family-owned firms and private enterprises, varying in size from small teams to medium-sized workforces. Founding years range from 1944 to 2010, showcasing a blend of established names and newer entrants. These firms focus on specific sectors such as healthcare, education, and heavy civil construction, highlighting their varied specialization. Headquartered across the state, from Newtown to Branford, each company contributes uniquely to the industrial landscape, often emphasizing sustainable practices and strong community ties.


Continue reading to explore notable industrial construction companies in Connecticut.


Top 19 Industrial Construction Companies in Connecticut


1. Verdi Construction Company, LLC

  • Website: verdiconstruction.com
  • Ownership type: Family Owned
  • Headquarters: Newtown, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1997
  • Headcount: 11-50
  • LinkedIn: verdi-design-build

Verdi Construction Company, LLC, based in Newtown, Connecticut, has been a significant player in the construction industry since its founding in 1997. This family-owned firm specializes in design-build services, focusing on commercial and industrial building projects, as well as heavy civil construction. With a workforce of 11 to 50 employees, Verdi Construction prides itself on delivering quality and efficiency through integrated project management. Their service offerings include engineered steel buildings, earthwork, infrastructure, and specialized drilling and blasting services. The company is dedicated to sustainability and safety, ensuring that their projects not only meet client expectations but also adhere to environmental standards. Verdi Construction actively engages in community projects, showcasing their commitment to local development and responsible construction practices.


2. Loureiro Engineering Associates, Inc.

  • Website: loureiro.com
  • Ownership type: Private
  • Headquarters: Plainville, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1975
  • Headcount: 51-200
  • LinkedIn: loureiro-engineering

Loureiro Engineering Associates, Inc. is an engineering and construction firm based in Plainville, Connecticut, with a history dating back to 1975. The company specializes in providing integrated services that include engineering, environmental consulting, and construction. They cater primarily to clients in the industrial sector, as well as government entities, offering solutions that streamline project management and enhance accountability. Loureiro's employee-owned structure promotes a strong commitment to exceptional service and client satisfaction. Their capabilities extend to heavy and highway construction, vertical building construction, and environmental remediation, including work on Superfund sites. With a focus on delivering a seamless project experience, Loureiro has built a reputation for reliability and responsiveness, which is reflected in their high rate of repeat business. Their approach to project delivery emphasizes a single point of accountability, ensuring that all aspects of a project are managed cohesively. This integrated model not only minimizes complications but also maximizes efficiency, making Loureiro a notable player in the industrial construction sector.


3. LaRosa Building Group, LLC

  • Website: larosabg.com
  • Ownership type: Private
  • Headquarters: Meriden, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1979
  • Headcount: 11-50
  • LinkedIn: larosa-building-group-llc

LaRosa Building Group, LLC, founded in 1979 and based in Meriden, Connecticut, is a construction company that provides a range of services including general contracting, construction management, and design-build solutions. The firm has completed over 500 projects, focusing on sectors such as academic facilities, historic rehabilitation, military constructions, and commercial projects. They have a strong commitment to safety, quality, and sustainability, which is evident in their operational practices. LaRosa Building Group serves educational institutions, government agencies, and private developers, showcasing their ability to handle complex projects while adhering to stringent safety and quality standards. Their emphasis on sustainable building practices and community involvement further highlights their role in the construction industry.


4. Enterprise Builders, Inc.

  • Website: enterbuilders.com
  • Ownership type: Private
  • Headquarters: Newington, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1984
  • Headcount: 11-50
  • LinkedIn: enterprise-builders-inc

Enterprise Builders, Inc. is a construction management firm based in Newington, Connecticut, established in 1984. With a workforce of 11-50 employees, the company specializes in commercial, industrial, and institutional construction projects, handling projects valued up to $50 million. Their services include construction management, general contracting, design-build, facility audits, and independent cost estimating. The firm prides itself on its commitment to quality, service, and performance, ensuring client satisfaction through effective communication and project management. Enterprise Builders has worked with notable clients such as Wesleyan University and Saint Francis Hospital, showcasing their capability in managing complex projects. They also engage in community initiatives, including a mentoring program aimed at educating individuals in the construction industry, reflecting their dedication to both professional development and community service.


5. O,R&L Construction Corporation


O,R&L Construction Corporation, based in Branford, Connecticut, has been a player in the construction industry since its founding in 1990. The company specializes in commercial construction services, offering a range of solutions including construction management, design-build, and sustainable construction practices. Their clientele spans various sectors, notably healthcare facilities, educational institutions, and corporate entities, which rely on O,R&L's expertise to navigate complex construction projects. The firm is recognized for its commitment to sustainability, employing green building strategies and practices that minimize environmental impact. With a dedicated team of professionals, O,R&L Construction has successfully managed numerous projects, demonstrating their capability in delivering high-quality construction services on time and within budget. Their awards and recognition in sustainable building further highlight their role in the industry.


6. Mccarthy Concrete, INC

  • Website: mccarthyconcrete.com
  • Ownership type: Private
  • Headquarters: South Windsor, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2002
  • Headcount: 51-200
  • LinkedIn: mccarthy-concrete-inc

Mccarthy Concrete, INC, based in South Windsor, Connecticut, is a private construction company founded in 2002. With a workforce of 51-200 employees, the firm specializes in concrete solutions tailored for commercial and industrial projects. Their service offerings include tilt-up construction, post-tensioning, foundations, and marine construction. With over 50 years of industry experience, Mccarthy Concrete has built a reputation for delivering high-quality, durable structures that meet the needs of various sectors. They have worked on significant projects across New England and the Atlantic Coast, showcasing their capability in handling complex construction tasks. The company is also recognized as a registered WOSB federal contractor, which allows them to participate in government projects, further solidifying their position in the industry. Their commitment to safety and operational efficiency is evident in their project management approach, ensuring that they meet client expectations while adhering to industry standards.


7. Pustola & Associates Engineers Constructors, LLC


Pustola & Associates Engineers Constructors, LLC, established in 1986, is a family-owned construction and engineering firm based in Naugatuck, Connecticut. The company specializes in design-build services, construction management, and sitework, catering to various sectors including automotive, medical, and municipal. With a team of experienced architects, engineers, and construction professionals, Pustola is equipped to handle complex construction projects from planning through execution. Their project portfolio showcases significant involvement in the industrial sector, including manufacturing facilities and warehouse constructions. Pustola's approach emphasizes thorough pre-construction planning and a commitment to delivering projects on time and within budget, which has fostered a stable client base and numerous repeat customers. The firm operates across the United States, holding multiple professional licenses in various states, which enhances their capability to undertake projects nationwide.


8. JLN Contracting

  • Website: jlncontracting.com
  • Ownership type: Private
  • Headquarters: Cromwell, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2010
  • Headcount: 11-50
  • LinkedIn: jln-contracting

JLN Contracting, based in Cromwell, Connecticut, is a construction firm that specializes in commercial construction services across multiple sectors, including industrial, financial, medical, and retail. Established in 2010 by Jack Neubieser, the company has grown from its initial focus on Connecticut to expand its reach throughout New England, opening a second office in New Hampshire in 2018. JLN Contracting offers a range of services such as site selection assistance, preconstruction budgeting, and general contracting. Their expertise in pre-engineered building systems and their commitment to quality and safety are evident in their project execution. The company has successfully completed numerous industrial projects, showcasing their capability in this sector. With a dedicated team of professionals, JLN Contracting aims to deliver exceptional service and build lasting relationships with their clients.


9. Fortunato Construction Group, Inc.


Fortunato Construction Group, Inc., established in 1989 and based in Berlin, Connecticut, is a family-owned construction management firm. The company specializes in commercial, industrial, and institutional construction services, offering a comprehensive range of solutions including design build, consulting, and project planning. With a dedicated team of skilled professionals, Fortunato Construction has built a strong presence across the Northeast, serving clients from Maine to Virginia. Their portfolio includes a variety of industrial projects, such as manufacturing facilities and specialized construction for sectors like automotive and medical. The firm prides itself on its proactive project management approach, which has resulted in a high rate of repeat business. Safety is a core value, with rigorous protocols in place to ensure the well-being of all personnel on site. Fortunato Construction Group is also recognized as an authorized Butler Builder, allowing them to provide high-quality pre-engineered building solutions. Their commitment to community engagement and support for local initiatives further highlights their role as a responsible industry player.


10. Welding Works

  • Website: weldingworks.com
  • Ownership type: Private
  • Headquarters: Madison, Connecticut, United States (USA)
  • Employee distribution: India 43%, United States (USA) 35%, Nigeria 7%, Other 15%
  • Founded year: 1979
  • Headcount: 1-10
  • LinkedIn: weldingworks

Welding Works, based in Madison, Connecticut, is a private metal fabrication company that has been operational since 1979. With a focus on welding services and custom engineering solutions, the company caters to a variety of sectors, including commercial construction, power generation, and ornamental projects. Welding Works is known for its ability to deliver high-quality metal products that meet or exceed industry standards. Their facilities boast advanced manufacturing capabilities, allowing them to process significant amounts of steel weekly. The company has completed notable projects, such as the Great Platte River Road Archway Monument and the re-creation of historical structures in Central Park, showcasing their expertise in both industrial and artistic applications. Welding Works prides itself on providing personalized service and quick turnaround times, ensuring that client specifications are met efficiently.


11. Corporate Construction SRBA

  • Website: corp-construction.com
  • Ownership type: Corporate
  • Headquarters: Brookfield, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: October 2024
  • Founded year: 1999
  • Headcount: 51-200
  • LinkedIn: corporate-construction-inc.

Corporate Construction SRBA, founded in 1999 and based in Brookfield, Connecticut, is a construction firm that specializes in commercial and industrial construction services. With a workforce of approximately 60 professionals, the company focuses on delivering tailored solutions for complex projects, particularly in the healthcare and pharmaceutical sectors. Their services include project management, maintenance, and specialty projects like clean rooms and laboratories. Corporate Construction prides itself on its responsive approach and commitment to quality, ensuring that clients receive personalized attention throughout the project lifecycle. The firm operates primarily in the Northeast region of the United States, emphasizing its capability to handle multi-million dollar projects while maintaining a close relationship with clients. Their expertise in managing intricate construction tasks positions them as a relevant player in the industrial construction industry.


12. Richards Corporation

  • Website: richardscorp.com
  • Ownership type: Private
  • Headquarters: Plymouth, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1967
  • Headcount: 51-200
  • LinkedIn: richards-corporation

Richards Corporation, founded in 1967, is a construction firm based in Plymouth, Connecticut. The company specializes in vertical construction, concrete work, site work, and road work. With a workforce of approximately 125 employees, Richards Corporation has built a reputation for managing complex construction projects across Connecticut, Massachusetts, New York, and Vermont. Their portfolio includes a wide range of projects, such as athletic fields, educational facilities, and commercial developments. The company prides itself on its commitment to safety, employing a full-time Safety Director and maintaining an impressive safety record that is significantly better than the industry average. With yearly sales around $75 million and project sizes ranging from $25,000 to $20 million, Richards Corporation is well-equipped to handle both small and large-scale projects. Their focus on fast-track construction and in-house resources allows them to deliver projects efficiently and effectively.


13. United Steel

  • Website: unitedsteel.com
  • Ownership type: Private
  • Headquarters: East Hartford, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 94%, Australia 3%, Canada 3%
  • Founded year: 1974
  • Headcount: 201-500
  • LinkedIn: united-steel-inc

United Steel, based in East Hartford, Connecticut, is a construction and manufacturing firm that specializes in the fabrication and erection of structural steel and miscellaneous metals. Established in 1974, the company has grown to employ around 260 people and has built a strong reputation in the New England area. United Steel operates a 200,000 square-foot facility equipped with advanced steel fabrication technology and employs skilled ironworkers and craftsmen. Their services extend to various sectors, including healthcare, education, and retail, where they provide essential support for building projects. The company emphasizes safety and quality, boasting a 98% customer satisfaction rate and a commitment to on-time delivery. United Steel is also recognized for its community involvement and has received multiple awards for its workplace culture and safety practices.


14. Earthmovers, INC.

  • Website: earthmovers-inc.com
  • Ownership type: Private
  • Headquarters: Danbury, Connecticut, United States (USA)
  • Employee distribution: Kenya 33%, United States (USA) 33%, India 33%
  • Founded year: 2009
  • Headcount: 51-200
  • LinkedIn: earthmovers-inc.

Earthmovers, INC. is a private construction firm based in Danbury, Connecticut, with a significant operational presence in Florida. Founded in 1986, the company has built a reputation for providing comprehensive site construction and general contracting services. With a workforce of approximately 58 employees, Earthmovers has successfully completed over 240 projects, showcasing its capability to manage multiple projects simultaneously. The firm serves a variety of clients across commercial, industrial, and residential sectors, emphasizing quality, efficiency, and strong project management. Under the leadership of President Donald E. Lee, Earthmovers, INC. has maintained a commitment to delivering projects on time and within budget, fostering long-term relationships with clients. The company operates without reported external funding, indicating a self-sustaining business model.


15. Laydon Industries, LLC

  • Website: laydonindustries.com
  • Ownership type: Private
  • Headquarters: New Haven, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1944
  • Headcount: 51-200
  • LinkedIn: laydon-industries-llc

Laydon Industries, LLC, founded in 1944, is a construction contractor based in New Haven, Connecticut. The company specializes in heavy civil construction services, focusing on site development, paving, and utility installations. With a commitment to self-performing work, Laydon Industries ensures that projects are executed on time and with high safety standards. They cater to a wide range of clients, including municipal, commercial, and residential sectors, addressing the infrastructure needs across Connecticut. The company has evolved over the decades, expanding its services to include snow removal, demolition, and environmental response, showcasing their ability to adapt to changing market demands. Laydon Industries operates with a strong emphasis on safety and sustainability, managing waste materials and recycling efforts effectively. Their long history and comprehensive service offerings position them as a significant player in the industrial construction sector.


16. Carlin Construction Company, LLC


Carlin Construction Company, LLC, based in New London, Connecticut, has been a significant player in the construction industry since its inception in 1995. The company specializes in general contracting, construction management, and design-build services, catering to a wide array of clients, including businesses, educational institutions, and government entities. With a team of 11 to 50 employees, Carlin Construction prides itself on delivering high-performance facilities characterized by transparency and efficiency. Their extensive experience spans various sectors, including corporate, healthcare, and educational projects, which often intersect with industrial construction needs. The company has successfully completed over 50 design/build projects, showcasing their capability to manage both small renovations and large-scale constructions, with project sizes reaching up to $15 million. Their financial stability is underscored by a bonding capacity of $50 million, allowing them to take on significant projects while maintaining a focus on quality and client satisfaction. The leadership of John and Dan Carlin, who have deep roots in the construction industry, further enhances the company's reputation for integrity and accountability.


17. Claris Construction


Claris Construction, known as Claris Design Build, is a private construction and architecture firm based in Newtown, Connecticut. Founded in 1991, the company has grown from humble beginnings to become a respected player in the commercial construction sector. Claris specializes in a variety of building projects, including automotive facilities, educational institutions, and manufacturing spaces. Their services include design-build, project management, and site evaluation, which cater to a range of clients across different sectors. Claris has established a reputation for quality construction and a collaborative approach, ensuring that client visions are realized effectively. The firm operates in multiple locations, including Connecticut, North Carolina, and Utah, and has a notable focus on safety, boasting a low Insurance Safety Modification rate. Their portfolio reflects a commitment to quality and innovation in commercial construction, although they do not appear to have received any external funding.


18. Ace Construction

  • Website: aceconstructionpros.com
  • Ownership type: Private
  • Headquarters: Waterbury, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 63%, Mexico 12%, India 12%, Other 12%
  • Founded year: 2012
  • Headcount: 1-10
  • LinkedIn: ace-construction

Ace Construction, founded in 2012 and based in Waterbury, Connecticut, is a private construction firm that offers a wide range of services tailored to commercial, healthcare, retail, and industrial sectors. With a small team of around 137 employees, the company prides itself on delivering quality workmanship and effective project management. Their services include pre-construction planning, design, and construction, with a particular emphasis on industrial projects such as warehouses and manufacturing facilities. Ace Construction has successfully managed both new construction and renovation projects, demonstrating their ability to work in occupied spaces without disrupting operations. Their geographical reach extends beyond Connecticut, with recent projects in upstate New York and Massachusetts, showcasing their growth and adaptability in the construction industry.


19. All State Construction

  • Website: allstateconstructioninc.com
  • Ownership type: Family Owned
  • Headquarters: Farmington, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 82%, India 9%, Australia 9%
  • Founded year: 1973
  • Headcount: 51-200
  • LinkedIn: all-state-construction

All State Construction, Inc. is a family-owned mechanical contractor based in Farmington, Connecticut, specializing in construction and mechanical services throughout the Northeast. Established in 1973, the company has developed a robust portfolio that includes boiler installation, HVAC systems, civil construction, and various mechanical services. With a workforce of approximately 76 employees, All State Construction prides itself on self-performing nearly eighty percent of its projects, ensuring quality control and reliability. The company holds significant qualifications, including certifications from the American Society of Mechanical Engineers and the National Board of Boiler and Pressure Vessel Inspectors. Their project history includes notable work for institutions such as the University of Connecticut and various municipal entities, showcasing their capability to handle complex industrial projects. All State Construction's commitment to customer service and quality workmanship has fostered long-term relationships with clients, reinforcing their position in the industrial construction sector.



Industrial Construction Insights: Key Companies in Connecticut


CompanyHeadquarterSizeFoundedOwnership
Verdi Construction Company, LLCNewtown, Connecticut, United States (USA)11-501997Family Owned
Loureiro Engineering Associates, Inc.Plainville, Connecticut, United States (USA)51-2001975Private
LaRosa Building Group, LLCMeriden, Connecticut, United States (USA)11-501979Private
Enterprise Builders, Inc.Newington, Connecticut, United States (USA)11-501984Private
O,R&L Construction CorporationBranford, Connecticut, United States (USA)11-501990Private
Mccarthy Concrete, INCSouth Windsor, Connecticut, United States (USA)51-2002002Private
Pustola & Associates Engineers Constructors, LLCNaugatuck, Connecticut, United States (USA)11-501986Family Owned
JLN ContractingCromwell, Connecticut, United States (USA)11-502010Private
Fortunato Construction Group, Inc.Berlin, Connecticut, United States (USA)11-501989Family Owned
Welding WorksMadison, Connecticut, United States (USA)1-101979Private
Corporate Construction SRBABrookfield, Connecticut, United States (USA)51-2001999Corporate
Richards CorporationPlymouth, Connecticut, United States (USA)51-2001967Private
United SteelEast Hartford, Connecticut, United States (USA)201-5001974Private
Earthmovers, INC.Danbury, Connecticut, United States (USA)51-2002009Private
Laydon Industries, LLCNew Haven, Connecticut, United States (USA)51-2001944Private
Carlin Construction Company, LLCNew London, Connecticut, United States (USA)11-501995Private
Claris ConstructionNewtown, Connecticut, United States (USA)11-501991Private
Ace ConstructionWaterbury, Connecticut, United States (USA)1-102012Private
All State ConstructionFarmington, Connecticut, United States (USA)51-2001973Family Owned


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Konsta Saastamoinen
Konsta Saastamoinen
Konsta Saastamoinen specializes in identifying high-fit opportunities across the private markets. At Inven, he focuses on turning scattered data into actionable insights for M&A professionals.

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