Every fact below links to its source. Informational only. Ownership statements are limited to primary announcements and filings.
- Headquarters
- Iselin, N.J., as listed by ENR in the 2026 Top 500 Design FirmsSource: enr.com/toplists/2026-top-500-design-fi…
- Ownership type
- Employee-owned (ESOP), as described on the firm's own websiteSource: mottmac.com
- Website
- mottmac.comSource: mottmac.com
Legal name, DBA and former names
- Mott MacDonald (name as shown on the firm's website)Source: mottmac.com
Identifiers (UEI, state registrations)
- Texas TBPELS firm no. 7429, 27857.Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
Ownership type
- Employee-owned (ESOP), as described on the firm's own website.Source: mottmac.com
Services and markets
- Mott MacDonald provides engineering, management and development consultancy across buildings, defence and security, energy, environment and society, transport, and water markets.Source: mottmac.com
Leaders
- James Harris, Chair and chief executive.Source: mottmac.com/en/about-us/leadership
- Cathy Travers, Group managing director.Source: mottmac.com/en/about-us/leadership
- David Johnson, Development director.Source: mottmac.com/en/about-us/leadership
- Ed Roud, Finance director.Source: mottmac.com/en/about-us/leadership
Licences (board records)
- Texas TBPELS roster lists Mott MacDonald, LLC (firm no. 7429, type NS, expires 2028-07-31); Mott MacDonald Group, Inc. (firm no. 27857, type NS, expires 2026-10-31)Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
DOT prequalification
- TxDOT Active Precertified Firms lists MOTT MACDONALD, LLC with 27 areas of certification, renewal status MARCH 30, 2023 ( ACTIVE )Source: dot.state.tx.us/des/precert/precrt9.htm
Public filings
- DOL Form 5500 filings, plan year beginning 2024-01-01, NAICS 541330: MOTT MACDONALD 401(K) PLAN (ACK_ID 20251027115106NAL0008074432001, 2,185 active participants)Source: dol.gov/agencies/ebsa/about-ebsa/our-ac…
Rankings and awards
- Listed in the ENR 2026 Top 500 Design Firms.Source: enr.com/toplists/2026-top-500-design-fi…
Sources of record
- https://www.mottmac.com/
- https://tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
- https://www.enr.com/toplists/2026-top-500-design-firms-1
- https://www.mottmac.com/en/about-us/leadership/
- https://www.dot.state.tx.us/des/precert/precrt9.htm
- https://www.dol.gov/agencies/ebsa/about-ebsa/our-activities/public-disclosure/foia/form-5500-datasets
Ownership tag: Employee-owned (ESOP). Profiles are informational, compiled from public sources linked above. Firms may request corrections. A listing is not an endorsement.
