Kiewit Infrastructure West CO.

Company facts

FY2025 rankings

Its parent company, Peter Kiewit Sons', Inc., ranks:

• #2 at the Department of the Interior
• #2 in NAICS 237
• #5 in NAICS 23
• #5 in PSC Y
• #93 of all federal contractors

Self-certified in SAM.gov

• For Profit Organization

Entity structure

Corporate Entity (Not Tax Exempt)

Other NAICS codes in SAM.gov

• 236220 Commercial and Institutional Building Construction
• 237110 Water and Sewer Line and Related Structures Construction
• 237120 Oil and Gas Pipeline and Related Structures Construction
• 237310 Highway, Street, and Bridge Construction
• 238910 Site Preparation Contractors

Corporate family

• Kiewit Infrastructure Group Inc. Parent Omaha, NE EYUWQZLJW8B1
  • Kiewit Infrastructure West CO.
    • Kiewit Shea Traylor A Joint Venture Omaha, NE YQRRST3CQS78
    • Mammoth Precast Solutions, Inc. Omaha, NE CANSL5FMS2B4
    • Pinnacle Prestress, Inc. Omaha, NE CHPVGEBFK3N3

SAM.gov registration date

Jun 19, 2002

Physical address

4650 Business Center Dr, Fairfield, CA 94534, USA

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jul 2, 2026.