Armstrong-Douglass Partners, LLC

Company facts

FY2025 rankings

Its parent company, Salas O'brien, Inc., ranks:

• #45 at the Department of Energy
• #48 in PSC C214
• #76 in PSC R499
• #95 in PSC Y

Self-certified in SAM.gov

• For Profit Organization
• Limited Liability Company

Entity structure

Corporate Entity (Not Tax Exempt)

Corporate family

• Salas O'brien, Inc. Parent Irvine, CA VUSYZMK6YXJ3
  • Armstrong-Douglass Partners, LLC

SAM.gov registration date

Sep 7, 2016

Website

salasobrien.com

Founded

1975

Employees

1K-5K

Estimated annual revenue

$250M-$500M

Industry

1. Industrials
2. Capital Goods
3. Construction & Engineering
4. Civil Engineering

SIC code

87 Engineering & Management Services

Profiles

• LinkedIn
• X
• Facebook
• Crunchbase

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jan 7, 2025.