Gemma Power Systems, a wholly owned subsidiary of Argan Inc. (NYSE: AGX), is a leading Engineering, Procurement and Construction (EPC) company providing innovative solutions for the power and renewable energy industry. Our wide-ranging and comprehensive experience comprises 14,500 MW installed capacity including combined cycle and simple cycle gas turbine plants, biomass projects, solar facilities, wind farms, biofuel plants and environmental facilities. Gemma Power Systems also provides operations and maintenance services for your completed facility. "Built by Gemma"​ is our commitment that our customers, the communities and all stakeholders will have a great project experience. Gemma Renewable Power (GRP) specializes in the construction of utility scale wind and solar projects. Since its inception, GRP has successfully completed power projects reaching from Massachusetts to Washington State. Additional information about Gemma Power systems can be found at www.gemmapower.com

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.

C. H. Nickerson & Company, Inc. is a full-service general contracting and design/build service provider founded in 1939. Since the 1950's the company has specialized in environmental construction throughout New England, however the firm's experience is both extensive and diverse, covering a wide range of markets: Municipal, Commercial, Institutional and Industrial. Typically C.H. Nickerson self-performs the majority of its projects, providing all site work — concrete, masonry, carpentry, equipment installation, and process piping — with its own forces.

Founded in 1967, Richards Corporation is a well established construction company that is fully bonded and insured. Richards Corporation is currently managed by a third generation of family members and employs approximately 80 men and women in the Greater Hartford area. Our specialty is coordinating complex construction projects with compressed implementation schedules. Richards Corporation focuses on vertical construction, concrete, site, and road work. Projects range from full scale retail development to construction and reconstruction of institutional, office, religious, mid-rise housing, laboratory and hospital buildings.

We are one of the State’s leading firms for the advancement and construction of highways, roads, bridges, landfills, site development and environmental projects. We have also undertaken a variety of “specialty” projects over the years, from airports to bridges on private islands. Road Work: We’re often responsible for building these highways that unite the communities within our State and region.

New England Infrastructure, Inc. has a long and proud history as a leader in the New England construction industry. We are a multi-disciplined heavy/civil contractor specializing in providing engineered solutions to complex projects of all sizes. Our expert team of qualified management and skilled craftsmen are present at every job site, ensuring that all work is done on time, on budget, to specification, and up to par with each client’s expectations. Throughout NEI’s life, our mission has always been the same – to adhere to the best interests of each client – and this has consistently proven to be within our long-term interests as well. We have found success by taking on increasingly demanding projects, and have fine-tuned our capabilities in the process. We meticulously plan and engineer every project we undertake, and our stellar record of safety, quality of work, and on-time schedule are directly proportionate to this careful planning. We aim to provide a working environment where all parties share equally in the success of the project, as we believe teamwork to be the foundation of any successful business. Our experienced team works together from project start to completion, and this collaboration is just one of the many ways we set ourselves apart from our competitors in the industry. From bridges and dams to parks, site work, and foundations, New England Infrastructure is the contractor to trust with your construction needs.

COLOSSALE CONCRETE, INC. is a construction company based out of 510 CHRISTIAN LANE, BERLIN, Connecticut, United States.

D’Ambra Construction Company is a Rhode Island based company specializing in four major divisions: Highway Construction, Site Development, Utility Construction and Paving.

Since the beginning of the century, we at WM Schultz have been a unique and family orientated company. We are a Heavy Civil Construction Company. We specialize in complex and demanding construction projects. From Water and wastewater treatment plants to underground utilities, piping, and heavy-duty concrete construction. Our company’s core values are world class safety, pride in our work and being respectful and fair. All our teammates are like family. We work together to get the job done. We take our core values and put them in our work every day. Our core values and how we work together each day, how we get the job done with our communication, being respectful and fair and doing our work safe in the complex and demanding environment make us a unique company. We value everyone’s input, and we are a very strong group of team members. We look forward to the next project. We take our work seriously and put 100% effort in each day. Please visit our website at www.wmschultz.com. Also, feel free to contact us if you have any questions.

Innovative Engineering Services, LLC (IES) is a fully integrated engineering and design firm that specializes in structural, mechanical, electrical, plumbing, fire protection, and technology engineering design and commissioning services. Over the past decade, we have broadened our expertise to include renewable energy systems and solutions. With our combined years of hands-on experience, expanding knowledge base and established reputation, we can provide these services for a wide range of project parameters, including commercial, educational, health care, municipal, industrial and high-end residential. By closely monitoring evolving green initiatives, we offer the client the opportunity to save time and capital through implementation of energy saving emerging technologies. In 2000 the three principals, Peter J. Pycela, Thomas E.A. Massaro and David Maurer, joined efforts to start their own business venture with a corporate office in the New Haven, Connecticut area and a branch office in New York City. Since its inception, the firm has grown to become an award-winning organization comprised of professional engineers and highly skilled technical/design personnel, many of whom are LEED® accredited professionals. Team IES is committed to providing superior solutions using creative design approaches to today’s construction process. The three principals have employed a project team approach, complete with professionals in each design discipline, contributing to the development of one cohesive and focused group. This collaborative model is reinforced in the field solving each project’s unique challenges.

A Connecticut based Heavy Highway General Contractor specializing in bridge construction, demolition, dam construction, sheet piling/earth support systems, pile driving, localized paint removal and field bridge painting, drainage, utility work, pump stations, and site work. Our clients are both public and private and range from CT to MA to RI. ROTHA was incorporated in 1991 and its principals have over 40 years of experience in the Construction Industry.

John Rocchio Corporation based in Smithfield, Rhode Island provides heavy civil contracting services throughout the New England region. The company was founded in 1960 and is now in its third generation of leadership. John Rocchio Corporation is a performance driven, diverse heavy civil contracting company. We provide a full range of civil contracting services that include bridge, culvert, dam, utility and road construction. With our long history of successful projects, our work today can be seen throughout all of Southern New England.