Trevet: Detailed Company Information & Corporate Profile
Summary
Trevet is a San Diego‑based independent firm founded in 2005 that delivers environmental consulting and civil engineering solutions as part of its eco management portfolio. With an annual revenue bracket between $10 million and $50 million, the company leverages a compact yet diverse team to address complex ecological challenges across projects.
The core leadership includes Vice President Frank Bissett who steers program management, client services, and business development; Principal Greg Alyanakian overseeing strategy; Senior geologist Erin Rosen managing technical direction; Project Manager Qihai Chen coordinating field work; and Environmental Scientist Nick Weinberger handling chemical analyses. Supporting this nucleus are specialists such as Geologist Patrick Hamner, GIS Analyst Drew Cover, Technical Writer Angela Williams, Contracts Manager Debbie Eytchison, IT Engineer Wissam Almasri, Accountant Kevin Tamashiro, Staff Engineer Nathan Westlund, Environmental Scientists Joseph Kagan and Kayla Pearson, Project Administrator Ashleigh Davies, Office Assistant Arah, and others.
| Trevet Website | trevetinc.com |
| Social Links |  |
| Phone Number | 1.858.578.7619 |
| Industries | |
| Trevet Headquarters Address | 9775 Businesspark Ave, San Diego, California, 92131 US |
| Company Size | 10-50 employees |
| Specialities & Services | Environmental Consulting, Civil Engineering |
| Founded | 2005 |
| Estimated Annual Revenue | $10M - 50M |
| Operating Status | Independent Company |
| Updated: | 2026-09-24 |
Workforce Turnover
Length of Employment
Trevet's workforce includes employees across a wide range of tenure levels.
25% have been with the company for 3 to 4 years50% have been with the company for 5 to 7 years25% have been with the company for more than 11 years
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Trevet Corporate Information: FAQ
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