Every fact below links to its source. Informational only. Ownership statements are limited to primary announcements and filings.
- Headquarters
- Illinois (city not stated in the announcement)Source: fehrgraham.com/about-us/news/fehr-graham-annou…
- Founded
- 1973, per the firm's 2023 announcementSource: fehrgraham.com/about-us/news/fehr-graham-annou…
- Ownership type
- PE-backed: Fehr Graham joined Trilon Group, which the announcement states is backed by Alpine Investors, through a strategic growth partnership announced 2023-05-30Source: fehrgraham.com/about-us/news/fehr-graham-annou…
- Sponsor or parent
- Parent Trilon Group (sponsor Alpine Investors). Within Trilon, Fehr Graham joins Trilon Midwest alongside Mannik & Smith Group, ESI Consultants and Gonzalez Companies; the firm keeps the Fehr Graham nameSource: fehrgraham.com/about-us/news/fehr-graham-annou…
- Employees
- 200 employees at the time of the May 2023 announcementSource: fehrgraham.com/about-us/news/fehr-graham-annou…
- Website
- fehrgraham.comSource: fehrgraham.com
Legal name, DBA and former names
- Fehr Graham (Illinois-based engineering and environmental firm; Texas roster lists the registered name shown under licences)Source: fehrgraham.com/about-us/news/fehr-graham-annou…
Identifiers (UEI, state registrations)
- Texas TBPELS firm no. 19019.Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
Offices
- 10 offices across the Midwest, per the firm's locations page.Source: fehrgraham.com/about-us/locations
Ownership type
- PE-backed: Fehr Graham joined Trilon Group, which the announcement states is backed by Alpine Investors, through a strategic growth partnership announced 2023-05-30.Source: fehrgraham.com/about-us/news/fehr-graham-annou…
Sponsor, parent or transaction
- Parent Trilon Group (sponsor Alpine Investors). Within Trilon, Fehr Graham joins Trilon Midwest alongside Mannik & Smith Group, ESI Consultants and Gonzalez Companies; the firm keeps the Fehr Graham name.Source: fehrgraham.com/about-us/news/fehr-graham-annou…
Employee count or band
- 200 employees at the time of the May 2023 announcement.Source: fehrgraham.com/about-us/news/fehr-graham-annou…
Services and markets
- Engineering and environmental consulting for public and private clients in the Midwest, within Trilon Midwest's focus on environmental, transportation, water and community infrastructure projects.Source: fehrgraham.com/about-us/news/fehr-graham-annou…
Leaders
- Mick Gronewold, Chief Executive Officer of Fehr Graham as of the 2023 announcement (named on the firm's announcement page)Source: fehrgraham.com/about-us/news/fehr-graham-annou…
- Dean Niese, President of Trilon Midwest.Source: fehrgraham.com/about-us/news/fehr-graham-annou…
Deals
- 2023-05-30: Fehr Graham announces strategic growth partnership with Trilon Group (Alpine Investors); described as Trilon's second major investment in 2023 after Wilson Engineers (Phoenix) in January.Source: fehrgraham.com/about-us/news/fehr-graham-annou…
Licences (board records)
- Texas TBPELS roster lists Fehr Graham & Associates LLC DBA Fehr Graham (firm no. 19019, type NS, expires 2028-01-31)Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
Rankings and awards
- Listed in the ENR 2026 Top 500 Design Firms.Source: enr.com/toplists/2026-top-500-design-fi…
News timeline
- 2023-05-30: Fehr Graham announces strategic growth partnership with Trilon Group.Source: fehrgraham.com/about-us/news/fehr-graham-annou…
Sources of record
- https://www.fehrgraham.com/about-us/news/fehr-graham-announces-strategic-growth-partnership-with-trilon-group
- https://tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
- https://www.fehrgraham.com/about-us/locations
- https://www.fehrgraham.com/
- https://www.enr.com/toplists/2026-top-500-design-firms-5
Ownership tag: Private equity backed. Profiles are informational, compiled from public sources linked above. Firms may request corrections. A listing is not an endorsement.
