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

Multidisciplinary engineering and support services in the Baltimore-Washington area
Project: WMATA Bus System Renovations

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management
Project: Washington Avenue Streetscape Project

Innovative Engineering Solutions Since 1980
Project: I-75 (SR93A) Reconstruction, Hillsborough County
From Blueprint to Reality
Service detail: Civil Engineering
A solution-oriented international organization experienced in engineering and IT services.
Project: Grand Ave. Ramp Reconstruction

Bohannan Huston, Inc. is a multi-discipline civil engineering firm headquartered in Albuquerque, New Mexico, with offices in Las Cruces, NM, and Colorado. Its practice spans water resources, transportation, community development, structures, surveying, planning, aviation, and construction engineering for public and private clients in the southwestern United States. Its professional staff manages projects from initial planning through final construction phase engineering, with particular depth in water and wastewater systems serving the arid Southwest.
Project: Paseo Del Norte/I-25 Interchange Extension

Engineering A Better Community
Project: Memorial Park - Poorhouse Run Stream Restoration

Client committed, project focused, solution driven.
Project: USH 51, Milwaukee Street, and STH 30 Interchange Reconstructions

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

Consulting Engineering and Land Surveying
Project: Barre Common Traffic Improvements

Your success is our success; together we shape the spaces that move communities forward.
Project: Frank Sinatra Drive Sinkhole & Emergency Seawall Rehabilitation
Columbia Engineering and Services, Inc. is a civil and transportation engineering firm founded in 1963 that serves communities in the Southeast and across the United States. Its engineers partner with developers, local governments, and state departments of transportation to design roads, stormwater systems, land development sites, and green spaces. Services span land development civil engineering, transportation design, landscape architecture, water resources engineering, traffic operations, and survey including subsurface utility engineering.
Service detail: Land Development
Compass Infrastructure Group, LLC is a civil engineering design and project management practice based in Columbus, Ohio. It specializes in bridge and retaining-wall design, roadway and drainage design, traffic signal and system design, bridge and culvert inspection, survey and right-of-way plans, traffic studies, constructability analysis, maintenance of traffic, interchange studies, pedestrian and bicycle facilities, and transportation-related services.
Service detail: Bridge and Structural Engineering

Crossman Engineering is a consulting engineering and land surveying practice established in 1984. Its New England team supports municipal engineering, transportation, land development, environmental engineering, site planning, permitting, surveying, and landscape architecture from Rhode Island and Massachusetts offices.
Service detail: Municipal and Site Engineering

A Legacy Of Expertise And Excellence In Florida
Project: Becker Road Interchange

Innovative Solutions for a Changing World
Service detail: Transportation Design

A Century of Engineering Solutions. A Legacy of Trust.
Project: Perrysburg Diverging Diamond Interchange

Innovative Ideas | Exceptional Design | Unmatched Client Service
Project: SR 161 at Maple Canyon Avenue
To continue excellence in delivering sustainable civil infrastructure services while enhancing opportunities for our employees and the communities we serve.
Project: Suncoast Parkway 2

Transforming design.
Project: Zittle Family Amphitheater Shade Structure

Partnership And Teamwork Achieving Success
Project: I-64/KY 627, Clark County

Where Commitment and Action Meet
Project: I-95/I-10 Interchange and Fuller Warren Bridge Widening

Services in Your Community, One Source
Project: MER-716-05.02 Super Structure Replacement