Granite State Glass is the leading provider of automotive, residential and commercial glass needs of northern New England for over 30 years, dedicated to serving our clientele in a safe, timely and professional manner. With 14 locations throughout New Hampshire and Vermont, Granite State Glass is the choice for those who understand the value of integrity and professionalism. Trust our highly skilled team of professionals at Granite State Glass to solve any of your residential glass needs including replacement windows, shower & tub enclosures, custom mirrors and tabletops, insulated glass, safety glass, Phantom Screens and sunrooms.GSG will provide expert installation and treat your home as we would our own, with respect and dignity. The Certified Auto Glass Technicians at Granite State Glass trained in the latest installation technology insuring you the highest quality replacement or repair. Approved by all insurance companies and the only AAA Approved Auto Glass company in New Hampshire and Vermont, GSG can serve your auto glass replacement needs at our locations or at your home or office with convenient mobile service. So let Granite State Glass take care of all the paperwork and install your auto glass in the safe professional manner you and your family deserve…we guarantee it! Granite State Glass is one of the region’s leading commercial glazing contractor covering all of northern New England. From concept to completion, new construction or retrofit, GSG can assist with budgets, Auto CAD format drawings or proposals on any size project. Our own fabrication facility allows total control from design to job site installation. From curtain wall to storefront, entrances to skylights or aluminum composite panels to fire-rated glazing options Granite State Glass looks forward to showing you why “The Reason Is Clear”.

Green Mountain is an end-to-end wired/wireless solutions provider delivering integrated communication solutions for businesses in the northeast region. Serving as an expert source to its customers, Green Mountain is a trusted partner for entities in enterprise, education, government, healthcare, service provider, and utilities industries. Green Mountain believes that quality and safety are paramount in providing the exceptional service that they have been delivering to customers for over 20 years. With more than 10,000 installed projects, Green Mountain has the experience and knowledge to successfully assess its customers’ needs and deliver comprehensive communication solutions proficiently, rapidly, and cost-effectively. Green Mountain is equipped to engineer, install, and furnish the wired/wireless systems that today’s businesses need to stay competitive and serve their customers. Through industry awards and customer feedback, Green Mountain has been acknowledged for its ability to integrate the most advanced technologies with a high level of attention to detail and unmatched dedication to customer service.

With over fifty years of serving customers, our company's goal has always remained the same, providing the best service possible. With many industry changes and customer requirements increasing, we are always striving to offer the latest and most efficient technology available. We offer a wide range of electrical services, including commercial, educational, and industrial, as well as a low-voltage systems such as fire alarm, security, voice, data, and networking installations. For all of our projects, whether it be plans & specs or design/build, we use ConEst IntelliBid estimating software for detailed and accurate job proposals. Our service department is staffed with highly qualified management and mobile electrical service technicians with the ability to cover a wide range of situations on a daily basis. They deliver prompt response with 24/7 emergency coverage. Today, Longchamps is one of the largest, most well-respected electrical and communications system contractors operating in New Hampshire, Maine, Massachusetts, and Vermont.

Based in southern New Hampshire, Skillings & Sons, LLC. have been designing, installing and maintaining water systems for over 40 years. As a third generation family business we serve residential and commercial customers across New England. With 350 years of combined experience, Skillings & Sons, Inc. is the leader in the industry. We provide ongoing job training, schooling and safety courses to all our employees to ensure they deliver the best services safely and with top quality.

Founded in 2002, New York City based Mass Contracting Corp. provides general contracting, construction management and preconstruction services to a broad range of commercial clients in the New York metropolitan area, including many Fortune 500 companies. Mass Contracting is a Minority/Women Owned Business Enterprise (M/WBE), providing industry leading construction services specializing in time and space sensitive work environments with the least amount of interruption to client operations and their workforce.

Metro Walls was established in 2004 and in less than a decade grew to one of the leading drywall & framing companies in New England. With more than 200 employees, the company proudly provides outstanding work to some of the region’s biggest and best construction companies. Metro Walls boasts an impressive workforce supported by highly-trained, dedicated drywall employees, experienced and highly efficient project managers and estimators, supported by a senior management team that takes extreme pride in outstanding customer service. Leading the priority list at Metro Walls is ‘Safety’. Metro Walls is a member of the Associated Builders and Contractors (ABC) NH/VT Chapter’s Self-Insured Group which is a member only, aggressive program that relies heavily on behavior based safety programs that assist with changing a company’s safety culture in a positive way. Metro Walls employs a full-time Safety Director who has instituted a strategic safety plan which includes educating and training employees beyond what is OSHA regulated to include establishing new safety measures like; Zero Accident Program, New Hire Safety Orientation Program, Crane Signal and Rigging training, CPR training, and the company recently installed an automated external defibrillator (AED) at its Manchester headquarters. Metro Walls is a strong supporter of the Associated Builders and Contractors Association of NH/VT and Massachusetts along with ABC’s Young Professionals Association of NH/VT.

Scanada International Inc is a construction company based out of 8 Robinson Rd, Bow, New Hampshire, United States.

Gemini Electric Co Inc is an electrical/electronic manufacturing company based out of 3281 Hull Ave, Bronx, New York, United States.

ARC MECHANICAL INC is a company based out of 2600 SOUTH 7TH STREET, KEOKUK, Iowa, United States.

JOHN L. CARTER SPRINKLER COMPANY, INC. is a construction company based out of 9 DUNKLEE ROAD, BOW, New Hampshire, United States.

We offer national solutions for commercial buildings with certified HVAC Testing & Balancing, Fume Hood, and Clean Room testing. We come with over 20 years experience in the business with a well-established responsive and reliable team of certified technicians, dedicated project management staff, and office support teams to meet our customers project needs and demanding deadlines. We aim to optimize the indoor climate of all buildings across America​.

For 50 years Royal Electric Company had been deemed the "Best Subcontractor on the Project"​ by our customers. We are a company of talented and energetic professionals who simply love to build great things. We pride ourselves on building projects that are complicated, with tight schedules or with challenges that many other contractors would shy away from. We choose to work for customers who share our passion for construction. Royal Electric Company's specialties span from Commericial-Industrial, Design Build, Airports & Airfield Lighting and Control Systems, Highway Technology/Traffic Management & Operations, Education, Underground Dry Utilities, Multi-Family Residential, Underground Directional Drilling, Tenant Improvements and 24-Hour Electrical Service. Royal Electric is a recognized leader in the electrical construction industry in the Western United States. Headquartered in Sacramento, California, we also have offices in Southern California, Hawaii and Arizona. In addition we serve all the nine Western States.