J.F. Allen Company is a construction industry leader for over 75 years. Specializing in heavy highway construction, J.F. Allen Company is also a front-runner in the production of hot-mix asphalt, and crushed limestone. With two limestone quarries, three asphalt plants and over 75 years of experience in the construction industry, we are the Mid Atlantic Region's "One Stop Shop"​. Our construction crews focus on the following areas: - Road & Heavy Highway Construction - Site Preparation and Development - Energy Construction - Well Pads, Access Roads, Impoundments - Environmental Reclamation and Mitigation - Utility Installation - Paving

Mountaineer Contractors Inc is a construction company based out of Meadowbrook Rd, Kingwood, West Virginia, United States.

Safety is #1 in our Family. Hartman and Hartman Inc. has actively served Pennsylvania, West Virginia, and Ohio since 1978 as a full-service industrial contractor. We operate on the basis of continuous improvement through excellent communication, attention to detail, and forging strong relationships. As stewards of God’s land, we work passionately with environmental protection in mind. Hartman and Hartman Inc. implements multiple dynamic divisions that include Civil, Mechanical, and Electrical construction services. We continue to assist the growth and development of the natural gas industry. Other markets include industrial production and manufacturing customers in the disciplines of Chemical, Nuclear, Glass, and Power production. Our continuous monitoring and improvement of best practices is the way Hartman and Hartman Inc. exceeds our customers’ expectations to meet their expanding industry demands. Our six core values of Safety, Respect, Service, Excellence, Integrity, and Teamwork allow us to exceed our customer's goals. When this synergy is achieved, we can give back to the communities of Western PA that we serve in every day. If we do fall short, we go the extra mile to make it right. Service to Community is the foundation of who we are. The Hartman Foundation volunteers locally on behalf of the Washington City Mission, the Washington County Foodbank, and Washington Christian Outreach to help Build a Better World starting close to home. We understand the only way to be able to assist those in need is to be profitable and surpass our customers'​ expectations. From our headquarters in Eighty-Four, Pennsylvania, Hartman and Hartman Inc. has evolved to provide many other critical capabilities to our ever-growing portfolio of services. We utilize ISNetworld, the Marcellus Shale Coalition, Veriforce, and other industry related memberships. For an extensive list of our offerings, visit our website to experience what Hartman and Hartman Inc. can do for you.

Specializing in Steel Pipe, Large Meters & Gas Regulators

Headquartered in Mt. Morris, Pennsylvania, SDI Gas, LLC, pushes the boundaries of current technology to pioneer the construction of gas transmission facilities as well as operates a fleet of horizontal directional drilling rigs. Our customers’ projects require innovative solutions and SDI Gas's dedicated team delivers results though through determination and experience. At SDI Gas, LLC, we seek to hire people who are highly qualified, dedicated and customer focused. In turn, we offer the opportunity to develop your career within a dynamic and growing organization that looks to promote from within. With one of the lowest EMR ratings in the industry, we strive to provide a safe and professional work environment conducive to growth and success. SDI Gas, LLC offers competitive salaries, excellent employee benefit programs and a high paced professional workplace conducive to professional development. SDI Gas, LLC Family of Companies: - MEC Construction, LLC - Mid Atlantic Fabrication LLC - North American Directional LLC - TEK Construction Services, LLC

Burns Dirt Construction Inc is a regional heavy civil business operating in Mississippi and Alabama. We are focused on people first.

A design and construction management firm specializing in education, Home Owners Associations, specialty retail, hospitality and facilities.

18 Karat, Inc. was established in 1994 by founder Steven Gysegem with the goal to exceed customer expectations and to continue at the leading edge of innovative ideas in all aspects of excavation and construction. Our experienced, hardworking employees take pride in completing jobs ahead of schedule, maintaining environmentally conscious and continuously working to keep the jobsite safe. We here at 18 Karat offer a full array of services ranging from engineering, excavation to project completion, general maintenance and utility work. With over 100 years of combined industry experience, our employees are qualified in all phases of construction from the initial site work development to project completion. 18 Karat specializes in mine site development, construction, maintenance and reclamation. We offer turn-key projects in all areas of construction and utilize all of our employees’ skills and experience to ensure that the project is completed to the highest standard. We pride ourselves in the quality of work of which we complete and always keep safety as our top priority while keeping our costs competitive. We look forward working with you on your next project as we keep it safe, within budget and on schedule.

SHUMAR'S WELDING & MACHINE SERVICE, INC is a construction company based out of 414 STONE CHURCH RD, Grindstone, Pennsylvania, United States.

Wilkie Contracting Co is an oil & energy company based out of 3 Hawthorn Rd, Claysville, Pennsylvania, United States.

Frontier Railroad Services provides a variety of railroad construction, maintenance and assessment services with a proven track record of safety and customer satisfaction.