Every fact below carries a source link and an as-of date. Informational only. Ownership statements are limited to primary announcements and filings.
- Headquarters
- Anaheim, Calif., as listed by ENR in the 2026 Top 500 Design FirmsSource: enr.com/toplists/2026-top-500-design-fi… · As of 2026-10-05
- Website
- willdan.comSource: willdan.com · As of 2026-10-11
- Ownership type
- Ownership not published
Legal name, DBA and former names
- Willdan (name as shown on the firm's website)Source: willdan.com · As of 2026-10-11
Identifiers (UEI, state registrations)
- SAM UEI VUFLJX1FNUG1 (as shown on the USAspending recipient record) and Texas TBPELS firm no. 23548.Source: usaspending.gov/recipient/f8d54011-a257-1b8f-ef… · As of 2026-10-11
Services and markets
- Willdan provides energy and sustainability, engineering, program administration, design-build and energy performance contracting, financial and strategic planning, and software solutions for facilities, transportation, power systems, utilities, government, education, healthcare, hospitality, telecom, commercial, industrial, and multifamily markets.Source: willdan.com · As of 2026-10-11
Deals
- 2026-10-11: Willdan announced an agreement to acquire Mantis Innovation.Source: willdan.com · As of 2026-10-11
Licences (board records)
- Texas TBPELS roster lists Willdan Engineering (firm no. 23548, type NS, expires 2028-07-31)Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip · As of 2026-10-04
Federal awards (contracts)
- USAspending recipient record WILLDAN ENGINEERING (Anaheim, CA), contract award obligations: FY2021 $0, FY2022 $0, FY2023 $0, FY2024 $0, FY2025 $0 (award types A to D; obligations as published, including modifications and negative adjustments)Source: usaspending.gov/recipient/f8d54011-a257-1b8f-ef… · As of 2026-10-11
Rankings and awards
- Listed in the ENR 2026 Top 500 Design Firms.Source: enr.com/toplists/2026-top-500-design-fi… · As of 2026-10-05
Sources of record
Ownership tag: Ownership not published. Profiles are informational, compiled from public sources linked above. Firms may request corrections. A listing is not an endorsement.
