Ohio Operating Engineers is an insurance company based out of 9435 Cygnet Rd, Cygnet, Ohio, United States.

Team Fishel is a family-owned and operated utility engineering, construction, installation, and maintenance services provider for natural gas distribution, electric power distribution, and broadband communications infrastructure owners. Founded in 1936 by Ken Fishel, we have 2,700+ Teammates with offices in 12 states across the Midwest, Southeast, Central, and Southwestern United States.

Ulliman Schutte is a national leader in providing water and wastewater treatment infrastructure in the United States. Through a combination of engineering experience, cutting edge technologies, skilled craftspeople, and team-centric philosophies, we provide our clients and partners with the highest level of preconstruction and construction services. Building a Better Environment®

George J Igel & Co Inc is a construction company based out of Columbus, Ohio specializing in Site Development, Earthwork, Utilities, Concrete, Soil Stabilization, Earth Retention Systems, Roller Compacted Concrete, and Asphalt Paving. Our mission is to be the company of choice proudly building with a team that cares and strives to be a positive and creative driving force in the construction industry, while upholding our core values of Integrity, Gratitude, Excellence, and Leadership.

Serving the Concrete Construction Industry for over 100 years, Dayton Superior is the largest single-source manufacturer and distributor of products used in concrete construction. With the experience gained from tens of thousands of concrete construction, concrete accessory, concrete forming and concrete chemical projects, the 1000+ dedicated Dayton professionals stand ready to help make your concrete construction projects a success! Dayton Superior is an Equal Opportunity Employer: disability/veteran

Based in Columbus, Ohio, C.J. Mahan Construction Company, LLC is a heavy-civil and marine contractor with a proven track-record for success on some of the most challenging and complex infrastructure projects east of the Mississippi. Perhaps best known for our expertise in major bridge structures, Mahan has nearly forty years of experience in the design and construction of a wide range of bridge types, including welded steel girder, cable-stayed steel and concrete, long-span steel truss, railroad, precast concrete, and concrete segmental bridges, many of which involved marine-based construction operations in and over navigable waterways. Our other marine facilities experience includes lock chambers, gate structures, dams, piers and industrial docks, barge loading facilities, and deep-water cofferdams. Additionally, our experience and capabilities also include construction of deep heavy-capacity foundations, including drilled shafts, large-diameter driven steel piling, micro-piles, and large reinforced concrete spread footings.

John Eramo & Sons is a 3rd generation, family-owned and operated excavation & site development contractor based in Hilliard, Ohio, excelling in earthmoving, underground utility construction, demolition services & a number of other fields.

As the first pipeline contractor designed to work within today's stringent pipeline construction parameters, Precision Pipeline is the next generation pipeline contractor. Our focus on safety, environmental sensitivity, and cost effectiveness, allows us to provide a greater sense of confidence and care to our customers'​ most unique demands.

Hi-Way Paving, Inc. | Concrete Paving | Concrete Construction | Airfield Paving | Highway Paving | Located at 4343 Weaver Ct. North, Hilliard, Ohio 43026-0550

Paul Peterson Co is a construction company based out of 950 Dublin Rd, Columbus, Ohio, United States.

Ribway Engineering Group, Inc. (Ribway) is a privately held Ohio corporation with offices in Columbus, Cincinnati, Toledo, and Cleveland, Ohio. Its headquarters is located in downtown Columbus, Ohio. Ribway was established in May 1994, and currently has a total of thirty (30) employees. Its founder and principal shareholder Mr. Andrew Eribo, P.E. is a registered professional engineer in the State of Ohio with over thirty (30) years of professional civil and environmental engineering experience. Throughout his professional career, he has been extensively involved in the design and management of various municipal, industrial and private engineering projects. Ribway is certified by the State of Ohio Board of Registration for Professional Engineers and Surveyors.

Treton Inc is a company based out of United States.