Greenman-Pedersen Inc.

Company facts

Self-certified in SAM.gov

• For Profit Organization
• Subchapter S Corporation

Entity structure

Corporate Entity (Not Tax Exempt)

Other NAICS codes in SAM.gov

• 237110 Water and Sewer Line and Related Structures Construction
• 237130 Power and Communication Line and Related Structures Construction
• 237210 Land Subdivision
• 237310 Highway, Street, and Bridge Construction
• 238320 Painting and Wall Covering Contractors
• 541310 Architectural Services
• 541320 Landscape Architectural Services
• 541340 Drafting Services

Show all 15

• 541350 Building Inspection Services
• 541360 Geophysical Surveying and Mapping Services
• 541370 Surveying and Mapping (except Geophysical) Services
• 541420 Industrial Design Services
• 541430 Graphic Design Services
• 541620 Environmental Consulting Services
• 562910 Remediation Services

SAM.gov registration date

Apr 27, 2004

Physical address

4950 Genesee St #100, Buffalo, NY 14225, USA

Website

gpinet.com

Founded

1966

Employees

1K-5K

Estimated annual revenue

$500M-$1B

Industry

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

SIC code

87 Engineering & Management Services

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Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Nov 5, 2025.