Services Rooted in the Shenandoah Valley
From planning to post-construction, we provide the local expertise you need, so your project can be successful.
Industries We Serve
Since 2010, we’ve helped clients move projects forward with practical, thoughtful engineering across a wide range of sectors.
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Our commitment to doing what's right
We balance our clients’ goals and budgets with solutions that respect neighbors, protect the environment, and contribute positively to the broader community
Local expertise that saves you time
We know local, VDOT, and DEQ site plan review processes—so your project moves through approvals with fewer surprises.
Full service, from concept through construction
We offer land planning, site design, stormwater and BMPs, environmental assessments, and construction administration—all under one roof.
Values you can build on
At Colman, integrity, open communication, and respect aren't just principles on a wall. Our values are built into our DNA, and we hold ourselves accountable to them.
Darcus-Johnson Hall Renovation
Delivering site design and infrastructure solutions to support Darcus-Johnson Hall’s transformation
Carrier Drive Waterline Risk Abatement
Upgrading aging infrastructure to ensure reliable water service for a busy university campus
Hockey Field Modular Building Project
Delivering site design and construction support for new modular building on East Campus
LRCC Trades Lab
Leading the site/civil design for Laurel Ridge Community College's state-of-the-art trades lab
The Townes at Congers Creek
Transforming an Urban Development Area into a thriving residential community
Park View Water Tank
Modernizing water infrastructure to enable community and campus growth for generations to come
EMS Campus Site Plan
Designing a sustainable and functional campus plan
Mr. Chips Water Line Replacement
Same-day response to water line rupture in the heart of JMU's bustling campus
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The Mercantile (N. Liberty St. and W. Gay St.) Renovation
Transforming a key five-point intersection with thoughtful site design
VMRC Townhomes
Creating community with Park Village townhomes
Suter Street Development
Creating affordable housing opportunities while fostering community growth and stability
EMU Turf Field
Expanding EMU's turf sport field for modern functionality
JMU Health Center
Enhancing access and safety for JMU’s Health Center
Water Treatment Plant Drainage Design
Protecting critical infrastructure with improved drainage
Town of Elkton Downtown Market Pavilion
Supporting Elkton's vision with a downtown marketplace design
Jamestown Settlement - James Fort Grading and Drainage Plan
Restoring historic landmarks while solving stormwater challenges to preserve Virginia's story
Greene County Public Schools Alternative Education Building
Designing a foundation for adaptable learning environments that support student success
Rockingham Coop Dayton Mill
Accommodating current and future needs at busy feed mill
EMU Outdoor Track Redevelopment and Expansion
Redeveloping EMU’s outdoor track and enhancing stormwater management
Edith J. Carrier Arboretum "At Home in the Woods" Family Garden
Designing a site plan for interactive play zones while improving accessibility and addressing erosion and stormwater control issues
JMAC 6 Site Plan
Supporting JMU’s expansion with Foundation Hall site design