Arup US Inc.

Legal name, DBA and former names

• Arup US Inc. (name as shown on the firm's website)Source: arup.com/en-us · As of 2026-10-11

Identifiers (UEI, state registrations)

• Texas TBPELS firm no. 22137.Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip · As of 2026-10-04

Services and markets

• Arup provides planning, design, engineering and consulting services for transportation networks, buildings, energy and water infrastructure.Source: arup.com/en-us · As of 2026-10-11

Licences (board records)

• Texas TBPELS roster lists Arup US, Inc. (firm no. 22137, type NS, expires 2027-07-31)Source: tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip · As of 2026-10-04

DOT prequalification

• TxDOT Active Precertified Firms lists ARUP US, INC with 15 areas of certification, renewal status JANUARY 13, 2023 ( ACTIVE )Source: dot.state.tx.us/des/precert/precrt1.htm · As of 2026-10-05

Public filings

• DOL Form 5500 filings, plan year beginning 2024-01-01, NAICS 541330: ARUP US RETIREMENT SAVINGS PLAN (ACK_ID 20250923150047NAL0006997120001, 1,483 active participants)Source: dol.gov/agencies/ebsa/about-ebsa/our-ac… · As of 2025-09-23

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

News timeline

• 2026-10-08: Arup developed a statewide assessment to help Caltrans protect California transportation infrastructure against climate change.Source: arup.com/en-us/news · As of 2026-10-11
• 2026-08-13: Arup opened a new San Diego office, expanding in Southern California.Source: arup.com/en-us/news · As of 2026-10-11

Sources of record

1. https://www.arup.com/en-us/
2. https://tbpedownloads.s3-us-west-2.amazonaws.com/roster_firm.zip
3. https://www.enr.com/toplists/2026-top-500-design-firms-1
4. https://www.dot.state.tx.us/des/precert/precrt1.htm
5. https://www.dol.gov/agencies/ebsa/about-ebsa/our-activities/public-disclosure/foia/form-5500-datasets
6. https://www.arup.com/en-us/news/