Drexel, Barrell & Co. – Since 1949: Providing Quality Land Surveying and Civil Engineering Solutions

trusted since 1949

Trusted Since 1949

Integrated Engineering & Surveying Expertise

Drexel, Barrell & Co. delivers integrated engineering and surveying services for public and private sector infrastructure projects across Colorado.

By bringing multiple disciplines together under one roof, we streamline coordination, reduce project complexity, and create a more efficient path from planning through construction inspections and acceptance.

Projects Completed

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Engineering Solutions

From design surveys through final construction inspection & acceptance, clients benefit from one trusted source of responsibility and coordination.

Transportation & Traffic Engineering

Roadway design, traffic studies, and transportation planning.

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Subsurface Utility Engineering (SUE)

Utility locating and coordination that reduces conflicts and improves project efficiency.

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Stormwater & Drainage

Stormwater systems, drainage analysis, and detention design.

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Water Resources & Floodplain

Hydraulic modeling, floodplain studies, and water resource solutions.

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Land Surveying & GIS

Boundary surveys, geomatics, GIS mapping, and field data collection.

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Land Development

Site planning, grading, utilities, and infrastructure design.

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Construction Admin & Inspection

Construction oversight, compliance support, and project coordination.

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Construction Surveying

Field surveying and construction staking for accurate project execution.

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Education & Solutions

Infrastructure solutions supporting schools and university campuses.

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Trusted Since 1949

As a 100% employee-owned company, Drexel, Barrell & Co. has supported Colorado infrastructure for more than 77 years, serving public and private sector clients across the state.

We combine time-tested experience with practical, innovative solutions tailored to each project.

YRS Experience

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Ready to Move Your Project Forward?

From planning and surveying to engineering and construction support, Drexel, Barrell & Co. delivers integrated infrastructure solutions backed by decades of Colorado experience. Partner with us or invite us to bid your project today!