Coffman Engineers: Detailed Company Information & Corporate Profile
Summary
Coffman Engineers, founded in 1979, headquartered in Seattle, Washington. Employs 500‑1,000 professionals and generates annual revenue between $100 million and $500 million.
The firm delivers design work across a broad spectrum of sectors including alternative energy, commercial, education, government, healthcare, industrial, laboratories, military, oil & gas, recreational, retail, transportation, hospitality, and more. Its engineering capabilities span structural, mechanical, electrical, civil, fire protection, industrial mechanical, bridge, corrosion control, seismic, and other specialized disciplines.
Leadership includes Vice President Eric Apolenis for the SE region, General Manager Tom Looney, Vice Presidents Tony SlatonBarker and Scott Twele (President), alongside key engineering and program leaders such as David Gardner, Korey Hughes, Maddi Jo Duvall, Jonathan Dzierzawiec, Melissa Whitacre, Zachary Sawchuk, Evan Veihdeffer, Rithwik Reddy, Carlton Say, Mary, Eli Robinson, and Anna.
| Coffman Engineers Website | coffman.com |
| Industries | |
| Coffman Engineers Headquarters Address | 1101 2nd Avenue, Seattle, WA, 98101-1620 US |
| Company Size | 500-1000 employees |
| Specialities & Services | Alternative Energy, Commercial, Education, Government, Healthcare, Industrial, Laboratories, Military, Oil and Gas, Recreational, Retail, Transportation, Hospitality, Structural Engineering, Mechanical Engineering, Electrical Engineering, Civil Engineering, Fire Protection Engineering, Industrial Mechanical, Bridge Engineering, Corrosion Control, Seismic |
| Founded | 1979 |
| Estimated Annual Revenue | $100M - 500M |
| Updated: | 2026-09-17 |
Coffman Engineers Org Chart
Chief Executive Officer
C-Level
Chief Operating Officer
Chief Financial Officer
Chief Information Officer
Estimated Website Traffic
The chart shows a growth in traffic to the coffman.com website. In August, traffic increased to 21672, compared to 19218 in the previous month. The highest traffic in 2026 was recorded in March, reaching 28170 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Coffman Engineers's workforce includes employees across a wide range of tenure levels.
4% have been with the company for 1 to 2 years11% have been with the company for 3 to 4 years12% have been with the company for 5 to 7 years19% have been with the company for 8 to 10 years54% have been with the company for more than 11 years
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Coffman Engineers Corporate Information: FAQ
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