HDR Environmental Operations & Construction Inc.

Company facts

Self-certified in SAM.gov

• For Profit Organization
• Subchapter S Corporation

Entity structure

Corporate Entity (Not Tax Exempt)

NAICS codes registered in SAM.gov

• 541620 Environmental Consulting Services Primary
• 236220 Commercial and Institutional Building Construction
• 237310 Highway, Street, and Bridge Construction
• 238220 Plumbing, Heating, and Air-Conditioning Contractors
• 238990 All Other Specialty Trade Contractors
• 541310 Architectural Services
• 541320 Landscape Architectural Services
• 541330 Engineering Services

Show all

• 541618 Other Management Consulting Services
• 561210 Facilities Support Services
• 562910 Remediation Services

Corporate family

• HDR Environmental, Operations And Construction, Inc. Parent EKCVZLXL4MA8
  • HDR Environmental Operations & Construction Inc. ZDX2X7AU3JF1

SAM.gov registration date

Sep 19, 2013

Website

hdrinc.com

Founded

1917

Employees

10K-50K

Estimated annual revenue

$1B-$10B

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 Mar 4, 2025.