
2LMN, Inc.
Lancaster, OHYour Trusted Engineering Partner
Service detail: Land Development
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Your Trusted Engineering Partner
Service detail: Land Development

Leading in Asphalt Testing and Equipment
Service detail: Asphalt Material Testing Services
A focused leader in Aviation Consulting Services since 2006

Professional Consulting Services
Project: Flat Top Lake Dam
Architectural and Engineering Excellence for Over 55 Years
Project: North Elementary School Connector

Powered by People and Community
Service detail: Environmental Services
Dynamic Design, Reliable Results
Service detail: Mechanical, Electrical & Plumbing (MEP)

Founded in 2013 by Kevin Carpenter and Bill Marty, Carpenter Marty Transportation is a civil engineering firm specializing in roadway, bridge, traffic, planning, survey, and architecture services. Since its founding, CM has experienced significant growth while maintaining a clear focus on infrastructure design and client service. Headquartered in Columbus, Ohio, CM expanded in 2018 by opening new offices in Cincinnati, Ohio and Charleston, West Virginia. We expanded our services again in 2020 with the launch of Comma Designworks, a full-service architecture branch in Nashville, Tennessee. Infrastructure remains our core focus, supported by leadership that exemplifies our values.
Service detail: Traffic Engineering

Over 30 years of experience throughout the Mid-Atlantic.
Service detail: Land Surveying

Over 30 years of experience throughout the Mid-Atlantic
Service detail: Site Development
Consulting Engineers
Project: Pendleton County PSD: Troublesome Valley Water Extension

Chapman Technical Group is a full-service engineering, architectural, landscape architectural, and geospatial consulting firm founded in 1984 by Harvey R. Chapman. Operating from offices in St. Albans and Buckhannon, West Virginia, it has built a reputation for high-quality design delivered on schedule and within budget, earning recognition from the American Council of Engineering Companies, the American Institute of Architects, the American Society of Landscape Architects, and the West Virginia Department of Transportation. Acquired by the Lexington, Kentucky-based A/E firm GRW in 2013, the practice now offers multidisciplinary services spanning water and wastewater infrastructure, transportation, aviation, recreation, and civic facilities across West Virginia and the broader region.
Project: Glade Creek Water Treatment Plant

Accepting challenges, developing solutions, delivering results
Project: King Coal Highway (Red Jacket Section)
Innovative Civil Engineering Firm
Project: CUY-490/010-2.09/19.28 Opportunity Corridor 3

engineering | architecture | geospatial
Project: LFUCG Town Branch 22 MG Wet Weather Flow Storage and 56 MGD Pumping Facilities
Serving West Virginia with your surveying, general construction, demolition, and septic needs since 1984.
Project: Mt. Nebo Grading

Engineering | Planning | Infrastructure Solutions
Service detail: Municipal Engineering
Integrity. Initiative. Innovation.
Service detail: Facilities Design & Engineering

Integrity Federal Services is a civil engineering and landscape architecture firm headquartered in Martinsburg, West Virginia, with a second office in Beachwood, Ohio. Its engineering practice covers private-sector site development projects near its office locations and large public-sector infrastructure projects delivered nationwide. Planning, landscape architecture, and construction management complete its service offering, guiding clients from early regulatory navigation through owner-side construction oversight.
Service detail: Civil Engineering
Providing high-quality transportation, infrastructure, and site development-related engineering services.
Project: South Branch Valley Railroad Bridge Replacement

K2 Engineering Inc. is a full-service civil and building engineering firm serving Pennsylvania and West Virginia municipalities and private clients for over 20 years. With offices in Uniontown, PA and Morgantown, WV, K2 Engineering provides civil engineering, building design, inspection services, grant writing, land surveying, land development, utility design, drone aerial services, and pre-engineered metal building design and construction.
Service detail: Municipal Services

Large enough to solve big problems. Small enough to care.
Project: Allegheny Valley Joint Sewage Authority System-wide Upgrades

We Are Committed to Excellence.
Service detail: Land Surveying
We Live Here, We Work Here, We Support Here.
Service detail: Civil Engineering