Founded in 1914 and now in its fourth generation of family ownership and management, the Barletta companies'​ headquarters is in Canton, Massachusetts. Its two construction entities perform different categories of work. Barletta Engineering Corporation constructs water and sewage treatment facilities, gas-fired and renewable energy power plants, green roofs and spaces, and commercial buildings. Barletta Heavy Division, Inc. is focused on work such as airports, roads, highways, bridges and tunnels, public transportation projects, railroad and light rail tracks, landscaping, environmental remediation, sitework and utilities. Barletta companies have a professional staff of 90, and are signatory to Labor Agreements with the Unions representing Laborers, Carpenters and Operating Engineers. Barletta companies have a fleet of over 300 pieces of equipment, and are prequalified by the Massachusetts Highway Department, Department of Conservation and Recreation, the Division of Capital Asset Management, and the Massachusetts Bay Transportation Authority. There are few firms in today's construction industry with the level of experience and longevity that the Barletta companies enjoy. By combining strong project management with the latest technological advances and cutting edge construction methods, the Barletta companies have established a reputation for safely completing projects to specification while meeting time and budget constraints.

Keville Enterprises, Inc. (KEI) is a 150 person multi-disciplined Construction Management & Inspection firm based in Marshfield, Massachusetts, with offices in MA, CT, NY, VA, MD, FL and TX . KEI specializes in providing owner’s representative services on public projects. We are certified as a Woman-owned Business Enterprise (WBE/DBE) by over 30 agencies and authorities. We have provided our services on public projects totaling more than $16 billion in value. We pride ourselves on our commitment to client satisfaction which is engrained throughout all levels of our organization. We have successfully served over 150 different clients, many of whom have requested our services on a repeat basis, which demonstrates our commitment to client satisfaction. KEI is not a design firm with construction inspection as a minor component of a larger engineering practice. We are solely a construction management and inspection firm, with all areas of our business focused on and dedicated to construction management and inspection

Lynch’s long-standing history, track-record of success, and close-knit company culture speaks for itself: a legacy of superior experience, commitment, and integrity. Since James H. Lynch founded a small asphalt paving company of ten or fifteen “good” men in the 1940’s, Lynch has evolved from a residential asphalt driveway operation to a fully integrated construction company of more than 400 employees in six locations in Rhode Island, Massachusetts, and Connecticut. Lynch serves its customers and contracts with six material manufacturing plants, providing resources to build the region’s complex, large-scale public and private construction projects, including transportation, infrastructure, landfill, site excavation, and utility projects. Lynch prides itself on its people. Our high employee retention rate (tenures of 20 to 30 years are not uncommon) reflects our long-term commitment to develop and grow our workforce, as individuals, professionals, and collaborators. We are team-oriented and value the participation of all employees at all levels. We have a collegial, competitive spirit that brings “can do” problem-solving expertise to every project. We get it done!

Cashman is a privately held multi-disciplinary construction and development company, founded and owned by Jay M. Cashman, the current Chairman of the Board. Cashman offers a comprehensive portfolio of companies and services—spanning half a century—in the Heavy Civil / Marine Construction, Dredging, Renewable Energy, LNG / Concrete Tank Design, Port Facilities / Development, Barge / Equipment Leasing, and Mechanical Construction industries. The Cashman Companies have executed some of the most difficult and complex projects all over the world—from offshore drilling, to the largest remediation dredging project in U.S. history—many of which have earned national recognition for their complexity and engineering significance. Our Company is comprised of industry experts with the passion and ability to solve impossible challenges. We are pioneers, entrepreneurs and visionaries. We are mentors, friends, and family. We are empowered to Think Impossible (TM), share ideas, and reach for the stars. The Cashman culture thrives on innovation, which we believe is the key to our continued success in creating the next generation of modern infrastructure, revitalizing our ports and waterways, restoring and preserving our environment, and providing alternative sources of clean energy. The Cashman Family of Companies: Cashman Dredging & Marine Contracting: www.cashmandredging.com Patriot Renewables: www.patriotrenewables.com Preload International: www.preloadinternational.com Sterling Equipment: www.sterlingequipment.com IPC Lydon: www.ipclydon.net

Complex building systems demand technically advanced solutions. As the holding company for Arden Engineering Constructors, MJ Daly, Unique Metal Works, and Corporate Mechanical of New England, Arden Building Companies provide a robust skill set that covers a wide range of services including: engineering design, mechanical construction and maintenance services, electrical construction, sheet metal fabrication, sprinkler construction and service, and co-generation “green” energy. Our resources run deep and our ability to listen to our customers and create financially and energy efficient solutions keep us the one-stop provider of mechanical building solutions in New England.

Since 1978, P.A. Landers, Inc. has met the construction project needs of contractors, homeowners, individual municipalities, as well as the commonwealth of Massachusetts. Thirty years ago, Preston A. Landers had a vision of a company dedicated to good, quality work at fair prices. What began with just three people, a backhoe and a desire to provide unequaled service is today a diversified construction company and a major supplier of construction materials P.A. Landers, Inc. is one of the largest contractors in the Northeast, capable of handling jobs of all sizes. Thanks to our top notch employees and motivated customers from the corporate giant to the homeowner, we are still a major contributor to the economic and financial growth in our region. From supplying product for massive projects, like Colony Place and Shops at 5, to performing extensive roadway construction, to delivering driveway stone to individual homes, P.A. Landers, Inc. is the right company for the job. We are the top choice, full service provider for all of your construction needs.

The O’Connor Corporation is committed to building long-term relationships with our clients based on performance, integrity, safety, and customer satisfaction. We continue to meet the evolving needs within our industry by employing the most qualified and dedicated project managers, professional millwrights, and boilermakers. Our highly trained team continuously strives to meet or exceed our customers’ expectations. The O'Connor Corporation services the following industries: Power Generation Maintenance and Construction, Water and Wastewater, Moveable Bridges, Material Handling, Pulp & Paper, and Precision Mechanical Alignments.

JC&A is a leader in providing construction management and preconstruction services in the, corporate interiors, life sciences, advanced technology, academic, healthcare, and commercial markets in the Northeast. For 27 years, our strategic thinking, proactive approach, and commitment to clients and the communities in which we live has made us a leader in the industry and attracted high-profile clients, including Amazon, Boston Dynamics, Boston Properties, Biogen, Atlantic Management, Children’s Hospital, Anchor Line Partners, Salesforce, Constant Contact, Sanofi Genzyme, and Parexel International to name a few. JC&A has received a Boston Business Journal Citizenship award for its philanthropic efforts for sixteen consecutive years and consistently been named as “A Best Place to Work” honoree. For more information, please visit https://jcalnan.com/.

McCourt Construction is a large, diversified General Contractor headquartered in Boston, MA. Since our founding in 1893, we have focused on building the Northeast’s most complex civil projects. The company is organized into a Heavy Civil Division focused on improving our nation’s infrastructure and an Energy Division dedicated to expanding America’s electric, gas, and steam networks. Fifth-generation McCourt brothers lead McCourt Construction, and with over 130 years of managing construction projects, we have built a book of business unmatched in the Northeast. We pride ourselves on working for New England’s most demanding clients, ranging from the Federal Government to state transportation agencies, gas & electric utilities, and the world’s most elite universities and hospitals. Dedicated to building the Northeast, our team comprises hundreds of skilled craft employees backed by 90 salaried staff. Among them are committed and talented construction professionals, engineers, surveyors, and our in-house Safety Department. Our fleet of equipment, valued at tens of millions of dollars and comprised of fully-owned machinery, is diligently maintained by our mechanics stationed at our Boston maintenance facility. We are excited to continue to develop our workforce and build on our expertise to uphold our reputation as New England’s premier heavy civil contractor.

NARRAGANSETT IMPROVEMENT COMPANY is a civil engineering company based out of 223 ALLENS AVENUE, PROVIDENCE, Rhode Island, United States.

G. Lopes Construction, Inc. is a construction company based out of 565 Winthrop Street Route No. 44, Taunton, Massachusetts, United States.