Coffman Engineers: Detailed Company Information & Corporate Profile

Contact top employees from Coffman Engineers

Summary

The business currently specializes in Design area. The company has 500-1000 employees. Register with SignalHire to connect with Coffman Engineers employees and management.

Coffman Engineers Websitecoffman.com
Industries
Coffman Engineers Headquarters address1101 2nd Avenue, Seattle, WA, 98101-1620 US
Company Size500-1000 employees
SpecialtiesAlternative 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
Founded1979
Estimated Annual Revenue$100M - 500M
Updated:2026-07-16

Coffman Engineers Org Chart

Chief Executive Officer

Chief Executive Officer

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Estimated Website Traffic

The chart shows a decline in traffic to the coffman.com website. In June, traffic decreased to 17521, compared to 24211 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

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Total employee turnover

Departmental sample breakdown

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Turnover activity captured in SignalHire's departmental sample ( employees):

Length of Employment

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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

Former Employees: Role Changes

Role at Former Company
Role at New Company
Contact top employees from Coffman Engineers
Eric Apolenis
Eric ApolenisVice President, Managing Principal SE Region
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Tom Looney
Tom LooneyGeneral Manager, Vice President
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Tony SlatonBarker
Tony SlatonBarkerVice President
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Scott Twele
Scott TwelePresident
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David Gardner
David GardnerSr. Vice President, Federal Programs
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Korey Hughes
Korey HughesPiping Designer
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Maddi Jo Duvall
Maddi Jo DuvallLand Development Civil Engineer
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Jonathan Dzierzawiec
Jonathan DzierzawiecSenior Process Engineer
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Melissa Whitacre
Melissa WhitacreProject Assistant
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Zachary Sawchuk
Zachary SawchukMarketing Specialist
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Evan Veihdeffer
Evan VeihdefferCorrosion Engineer, Intern
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Rithwik Reddy
Rithwik ReddyProject Quality Engineer
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Carlton Say
Carlton SayProject Manager
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Mary
MarySupervisor, Administrative
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Eli Robinson
Eli RobinsonCorrosion control engineering intern
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Anna
AnnaCorrosion Control Engineer II
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Coffman Engineers Corporate Information: FAQ

Coffman Engineers operates in the Design Work industries. More details can be found on the official website: coffman.com.
Coffman Engineers has offices located in Seattle, US.
The headquarters of Coffman Engineers are located in Seattle, United States.
Coffman Engineers currently employs 500-1000 people.

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