NAICS 5413in541:Professional, Scientific, and Technical Services

Architectural, Engineering, and Related Services

1,623 active contract opportunities

1,623

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Top Industries

  • Engineering Services969
  • Testing Laboratories and Services269
  • Architectural Services133
  • Surveying and Mapping (except Geophysical) Services95
  • Geophysical Surveying and Mapping Services84

Set-Aside Distribution

  • 891
  • SDVOSB268
  • Small Business239
  • No Set Aside153
  • Partial Small Business32

Top Locations

  • CO198
  • VA151
  • CA138
  • DC122
  • MD110

About NAICS5413

The North American Industry Classification System (NAICS) code 5413 covers architectural, engineering, and related services. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

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Collins Engineering Services (ACRU)

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 541330
Posted Nov 6, 2025

C-Construction Management Services - Grand Canyon National Park

INTERIOR, DEPARTMENT OF THE
Denver, CO
NAICS 541330
Posted Nov 5, 2025

Professional Engineering Personal Services for the AAIHS, OEHE

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
ALBUQUERQUE, NM
NAICS 541330
Posted Nov 5, 2025
ISBEE

H946-36C249-26-AP-0560 - Medical Gas Inspection & Certification - Engineering

VETERANS AFFAIRS, DEPARTMENT OF
MURFREESBORO, TN
NAICS 541380
Posted Nov 5, 2025
SDVOSB

C1DZ-Replace Cast Iron and Malleable Fittings

VETERANS AFFAIRS, DEPARTMENT OF
TAMPA, FL
NAICS 541330
Posted Oct 31, 2025
SDVOSB

Dragon Slayer: Codachrome Follow-on

DEPT OF DEFENSE
ARNOLD, MO
NAICS 541370
Posted Oct 31, 2025

C1LZ-Project 629-25-104 ED Drive Suicide Mitigation

VETERANS AFFAIRS, DEPARTMENT OF
RIDGELAND, MS
NAICS 541330
Posted Oct 29, 2025
SDVOSB

C1NB-INCREASE CHILLED WATER CAPACITY AE Project #565-25-153

VETERANS AFFAIRS, DEPARTMENT OF
HAMPTON, VA
NAICS 541330
Posted Oct 28, 2025
SDVOSB

H399-FY26 Elevator Inspections Services

VETERANS AFFAIRS, DEPARTMENT OF
HAMPTON, VA
NAICS 541350
Posted Oct 28, 2025
Small Business

OEHE GIS Support Services

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
SEATTLE, WA
NAICS 541330
Posted Oct 28, 2025
Small Business

Nationally Recognized Testing Laboratory (NRTL) Field Evaluation Services

DEPT OF DEFENSE
BREMERTON, WA
NAICS 541380
Posted Oct 24, 2025
No Set Aside

N6600126F0012 Award Synopsis

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 541330
Posted Oct 24, 2025

Atmospheric Gas Analysis Services (AGAS) II

DEPT OF DEFENSE
PATRICK SFB, FL
NAICS 541380
Posted Oct 24, 2025

C1DA-Campus Streets & Walkways Lighting Improvements 590-25-250

VETERANS AFFAIRS, DEPARTMENT OF
HAMPTON, VA
NAICS 541330
Posted Oct 23, 2025
SDVOSB

F103-VISN2 Legionella Water Sampling and Analysis

VETERANS AFFAIRS, DEPARTMENT OF
ALBANY, NY
NAICS 541380
Posted Oct 23, 2025
SDVOSB

C1DA-VISN 1 Engineering Services Multiple Award IDIQ Awardee: Spees

VETERANS AFFAIRS, DEPARTMENT OF
TOGUS, ME
NAICS 541330
Posted Oct 23, 2025
SDVOSB

C1DZ-Project 502-25-145 - AE Design for Boiler Plant Soft Water System

VETERANS AFFAIRS, DEPARTMENT OF
RIDGELAND, MS
NAICS 541330
Posted Oct 22, 2025
SDVOSB

H166-Fume Hood Services

VETERANS AFFAIRS, DEPARTMENT OF
San Antonio, TX
NAICS 541380
Posted Oct 22, 2025

Routine Gate Maintenance Quality Assurance Services at Lock & Dam 5A

DEPT OF DEFENSE
SAINT PAUL, MN
NAICS 541380
Posted Oct 21, 2025
Small Business

C1DA-OR Install Laser Receptacle 652-19-906

VETERANS AFFAIRS, DEPARTMENT OF
HAMPTON, VA
NAICS 541330
Posted Oct 21, 2025
SDVOSB
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