Over six decades of professional experience. Over 20,000 successful projects. Offices conveniently spanning Colorado. An unwavering commitment to quality, delivered on-time and within budget, one project at a time.

These are the cornerstones upon which Drexel, Barrell & Co. has built our reputation for excellence. Since 1949, public and private sector clients have trusted us to provide land surveying, civil, transportation, traffic, and water resources engineering. We handle complex projects by combining time-tested practices with innovative approaches. This is our way of matching the best solutions with the unique needs of each project to ensure your success.

CU Boulder′s Williams Village North Residence Hall certified LEED Platinum. The City of Pueblo selects Drexel Barrell for 29th St. Drainage Improvements. Steamboat Springs selects Drexel Barrell / Bates Engineering team to design new West Area Water Storage Facilities. Drexel Barrell part of team providing new bike-pedestrian-streetscape planning for the City of Wheat Ridge. Routt County selects Drexel Barrell to design bridges over Chicken and Slater Creeks. CU-Boulder commissions Drexel Barrell to provide surveying and base mapping for new recreation center complex. The City of Longmont selects Drexel Barrell to design Spring Gulch 2 Trail and Drainage Improvement project. The City of Florence retains Drexel Barrell for their On-Call Engineering Services Contract.