Cianbro is one of the United States’ largest, most diverse, successful, open shop, 100% employee-owned construction and construction services companies. Presently operating in more than 40 states and employing over 4,000 team members, Cianbro manages and self-performs civil, structural, mechanical, electrical, instrumentation, telecommunications, thermal, fabrication, and coating. Throughout our 70-year history, Cianbro has safely and efficiently planned, managed, and constructed many technically complex, historic, and environmentally sensitive projects for a wide variety of public and private clients. A total commitment to safety combined with the enthusiasm of an innovative team of construction professionals, has enabled Cianbro to build a durable reputation for completing projects safely, on schedule, and within budget.

Reed & Reed is a heavy civil General Contractor located in Woolwich, Maine. We perform work throughout New England focusing on bridges, wind power, marine work, pile driving and parking garages! We're an innovative group always looking to improve instructure and provide great jobs and benefits.

Shaw Brothers began with two brothers, two employees, one backhoe and a handshake—and it began with the same principles that it lives by today: work hard, satisfy the customer, and respect the people you work with. Since then Shaw Brothers Construction has grown into one of Southern Maine’s largest earthwork contractors, with more than 200 employees and hundreds of pieces of equipment. Having completed thousands commercial projects ranging from $5 thousand to $15 million and spanning a roughly 100-mile radius around Portland, Maine, Jon and Dan continue to schedule and direct day-to-day operations.

Prock Marine Company is a construction company based out of United States.

R.J. Grondin & Sons is a third generation, family owned earth moving business located in Gorham, Maine, with operations in Southern and Central Maine. The company, which was once a successful dairy farm business in the late 1950s, has evolved into one of the premier construction companies in Northern New England.

Crooker Construction, LLC is one of Maine’s most experienced earthwork, utility, and paving contractors. Since the mid 1930’s Crooker has been providing superior construction services throughout the Mid-Coast region, building our reputation as efficient, reliable and dedicated to our customers. Started in 1935, Crooker has transitioned from one man and a shovel to the construction industry leader we are today. In 2014 the ownership changed hands from Harry C. Crooker and Sons, Inc. to Crooker Construction, LLC, now led by President and CEO Tom Sturgeon. Tom was the Chief Engineer for 26 years and has been using his industry experience to grow Crooker to the 250-employee company we are today. Our most valuable resource is our people. We have a highly skilled local labor force, many who have 20, 30 or even 40 years’ experience in the industry. These leaders are always training the next generation, as we believe internal training is essential. We also have borrow pits, quarries, and the latest equipment necessary to provide our clients with superior service. Crooker is also a leader in community involvement. We support charitable organizations and programs such as Big Brothers Big Sisters of Bath/Brunswick, Midcoast Hospital, Maine Maritime Museum and many regional school districts and sporting programs. Giving back and supporting our community has always been a priority.

Wyman & Simpson, Inc., was founded in 1924 by Maine highway engineer Walworth Simpson and A.P. Wyman. The company is one of Maine’s most long-lived and respected construction companies. Originally located in Augusta and Waterville, the headquarters is now located in Richmond. Today the company is owned by Kim Suhr and Brent Chrsley. The firm's specialties include highways, bridges, hydro-electric and marine construction, and through the years, we have built a reputation for excellence, innovation and value while constructing northern New England's essential infrastructure. Maine-based Wyman & Simpson, Inc., has been building award-winning highways, bridges, utility, hydro-electric and waterfront facilities throughout northern New England for nearly 90 years. We provide high quality, cost-effective solutions built to meet our client's criteria and to withstand the test of time.

Utility construction company incorporated in 1963. Serving utilities as well as commercial and private customers across the northeast for nearly 50 years. Highly skilled and experienced employees complete energized and de-energized line construction safely and efficiently.

T Buck Construction is a construction company based out of S Main St, Hanover, NH, United States.

Leads survey team with high expectations and performance standards aimed to provide high quality, efficient surveys in a wide variety of applications. Responsible for company growth and development as local survey needs expand and transition. Maintains close working relations with senior and project engineers to contribute technical expertise to the team in survey applications.

PRATT & SONS, INC. is a company based out of P.O. BOX 236, MECHANIC FALLS, Maine, United States.

GLIDDEN EXCAVATING & PAVING INC is a construction company based out of 326 NEW PORTLAND RD, GORHAM, Maine, United States.