Every fact below carries a source link and an as-of date. Informational only. Ownership statements are limited to primary announcements and filings.
- Headquarters
- KentuckySource: hmbpe.com/leadership · As of 2026-10-06
- Ownership type
- Private equity backed: firm news announces Strategic Growth Partnership with Trilon Group; Trilon history places HMB Professional Engineers joining in August 2023; Trilon is backed by Alpine InvestorsSource: hmbpe.com/news · As of 2026-10-06
- Sponsor or parent
- Trilon.com history: HMB Professional Engineers joined August 2023Source: trilon.com · As of 2026-10-06
Legal name, DBA and former names
- HMB Professional Engineers, LLC (HMB)Source: hmbpe.com · As of 2026-10-06
Identifiers (UEI, state registrations)
- Firm site hmbpe.com; Trilon partner firm.Source: hmbpe.com · As of 2026-10-06
Offices
- Leadership page lists Alabama Regional Office and Kentucky Highway Department roles among principals.Source: hmbpe.com/leadership · As of 2026-10-06
Ownership type
- Private equity backed: firm news announces Strategic Growth Partnership with Trilon Group; Trilon history places HMB Professional Engineers joining in August 2023; Trilon is backed by Alpine Investors.Source: hmbpe.com/news · As of 2026-10-06
Sponsor, parent or transaction
- Trilon.com history: HMB Professional Engineers joined August 2023.Source: trilon.com · As of 2026-10-06
Services and markets
- Highways, roads, structures, environmental, survey, traffic and water resources engineering.Source: hmbpe.com · As of 2026-10-06
Leaders
- Rob Dowler, PE, President.Source: hmbpe.com/leadership · As of 2026-10-06
- Chris Stewart, PE, Vice President.Source: hmbpe.com/leadership · As of 2026-10-06
Deals
- Strategic growth partnership with Trilon Group (firm news headline and Trilon history August 2023)Source: hmbpe.com/news · As of 2026-10-06
Rankings and awards
- Trilon platform partner (not separately indexed under HMB in ENR page index used here)Source: hmbpe.com/news · As of 2026-10-06
News timeline
- HMB Announces Strategic Growth Partnership with Trilon Group.Source: hmbpe.com/news · As of 2026-10-06
Sources of record
Ownership tag: Private equity backed. Profiles are informational, compiled from public sources linked above. Firms may request corrections. A listing is not an endorsement.
