Kleinfelder Northeast, Inc.

Company facts

Self-certified in SAM.gov

• For Profit Organization

Entity structure

Corporate Entity (Not Tax Exempt)

Other NAICS codes in SAM.gov

• 213112 Support Activities for Oil and Gas Operations
• 221111 Hydroelectric Power Generation
• 221114 Solar Electric Power Generation
• 221116 Geothermal Electric Power Generation
• 221320 Sewage Treatment Facilities
• 236220 Commercial and Institutional Building Construction
• 237110 Water and Sewer Line and Related Structures Construction
• 237310 Highway, Street, and Bridge Construction

Show all 17

• 237990 Other Heavy and Civil Engineering Construction
• 485112 Commuter Rail Systems
• 485119 Other Urban Transit Systems
• 488119 Other Airport Operations
• 541340 Drafting Services
• 541350 Building Inspection Services
• 541370 Surveying and Mapping (except Geophysical) Services
• 541380 Testing Laboratories and Services
• 541620 Environmental Consulting Services

Corporate family

• The Kleinfelder Group, Inc. Parent Coronado, CA WN6FYAM8PNL1
  • Kleinfelder Northeast, Inc.

SAM.gov registration date

Aug 23, 2024

Physical address

25 Sundial Ave #4, Manchester, NH 03103, USA

Website

kleinfelder.com

Founded

1961

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

Profiles

• LinkedIn
• X
• Facebook
• Crunchbase

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Jul 30, 2026.