NAICS Code 531120: Lessors of Nonresidential Buildings (except Miniwarehouses)

National industry

SBA small business size standard: $34 million in average annual receipts

Definition

This industry comprises establishments primarily engaged in acting as lessors of buildings (except miniwarehouses and self-storage units) that are not used as residences or dwellings. Included in this industry are: (1) owner-lessors of nonresidential buildings; (2) establishments renting real estate and then acting as lessors in subleasing it to others; and (3) establishments providing full service office space, whether on a lease or service contract basis. The establishments in this industry may manage the property themselves or have another establishment manage it for them.

Code facts

Contract awards
273 In the last 12 months
Contract obligations
$122,623,130 In FY2025

NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.

Business activities under NAICS 531120

  • Arena, no promotion of events, rental or leasing
  • Auditorium rental or leasing
  • Bank building rental or leasing
  • Banquet hall rental or leasing
  • Building, nonresidential (except miniwarehouse), rental or leasing
  • Commercial building rental or leasing
  • Concert hall, no promotion of events, rental or leasing
  • Conference center, no promotion of events, rental or leasing
  • Convention center, no promotion of events, rental or leasing
  • Dance hall rental or leasing
  • Dock and associated building rental or leasing
  • Equity real estate investment trusts (REITs), primarily leasing nonresidential buildings (except miniwarehouses)
  • Executive suites (i.e., full service office space provision)
  • Exhibition hall, no promotion of events, rental or leasing
  • Flea market space, under roof, rental or leasing
  • Full service office space provision
  • Hall and banquet room, nonresidential, rental or leasing
  • Hall, nonresidential, rental or leasing
  • Hotel building rental or leasing, not operating hotel
  • Industrial building rental or leasing
  • Insurance building rental or leasing
  • Lessors of nonresidential buildings (except miniwarehouses)
  • Mall property operation (i.e., not operating contained businesses) rental or leasing
  • Manufacturing building rental or leasing
  • Medical building rental or leasing
  • Meeting hall and room rental or leasing
  • Motel building, not operating motel, rental or leasing
  • Nonresidential building (except miniwarehouse) rental or leasing
  • Office building rental or leasing
  • Piers and associated building rental or leasing
  • Professional office building rental or leasing
  • Real estate rental or leasing of nonresidential building (except miniwarehouse)
  • Reception hall rental or leasing
  • Shopping center (i.e., not operating contained businesses) rental or leasing
  • Stadium rental or leasing without promotion of events
  • Theater, property operation, rental or leasing
Show all 36

Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.

Contract obligations by fiscal year

Fiscal year Obligated
FY2027 To date $273,270
FY2026 $71,398,472
FY2025 $122,623,130
FY2024 $137,273,360
FY2023 $159,301,638

Top contractors by obligations

Rank Contractor Obligated, FY2026–FY2027 Share
1 Ma-Chis International Services, Inc. $6,291,495
2 Aktio Corporation $4,545,668
3 Franklin Court Inc. $4,477,180
4 310 Dust Control LLC $4,209,918
5 Usgbf Nci, LLC $3,870,876
6 Expeditors By Lindale Inc. $2,695,229
7 Top Gun Lighting And Industrial Supplies, LLC $2,516,501
8 AG Transfer Agency LLC $1,900,470
9 Crewzers Fire Crew Transport Inc. $1,575,497
10 Koman Sustainable Solutions, LLC $1,520,267

See the full FY2025 ranking of NAICS 531120 contractors, by parent company.

Top funding agencies by obligations

Rank Agency Obligated, FY2026–FY2027 Share
1 Department of Agriculture $20,208,329
2 Department of the Navy Department of Defense $16,479,717
3 Department of Homeland Security $7,539,284
4 Air Force Department of Defense $5,823,911
5 Department of the Army Department of Defense $5,485,520
6 Millennium Challenge Corporation $4,477,180
7 Department of Health and Human Services $3,083,844
8 Department of Justice $1,831,622
9 National Aeronautics and Space Administration $1,098,725
10 Department of State $976,522
Rank PSC code Obligated, FY2026–FY2027 Share
1 W099 Lease or Rental of Equipment: Miscellaneous $17,547,181
2 X1AA Lease/Rental of Office Buildings $12,910,381
3 X1AB Lease/Rental of Conference Space and Facilities $7,546,219
4 W054 Lease or Rental of Equipment: Prefabricated Structures and Scaffolding $5,521,041
5 X1LZ Lease/Rental of Parking Facilities $5,073,199
6 X1JZ Lease/Rental of Miscellaneous Buildings $4,918,040
7 Z1AA Maintenance of Office Buildings $4,805,902
8 W023 Lease or Rental of Equipment: Ground Effect Vehicles, Motor Vehicles, Trailers, and Cycles $2,334,570
9 5410 Prefabricated and Portable Buildings $2,036,389
10 R706 Logistics Support Services $1,900,470

Contract obligations by state

Rank Place of performance Obligated, last 12 months Share
1 District of Columbia $8,150,373
2 Virginia $8,136,339
3 Texas $6,343,359
4 Maryland $5,952,670
5 Florida $5,275,974
6 Oregon $4,302,068
7 California $4,180,906
8 Colorado $2,973,603
9 Washington $2,794,559
10 New Mexico $2,319,419
11 New York $2,217,883
12 Georgia $1,672,415
13 North Carolina $1,517,128
14 Minnesota $1,204,963
15 Pennsylvania $1,021,988
16 Arizona $934,529
17 Michigan $876,695
18 Massachusetts $734,608
19 Montana $672,847
20 Idaho $625,264
21 Tennessee $553,424
22 Guam $450,899
23 Wyoming $386,220
24 Nevada $345,852
25 Illinois $339,926
26 Missouri $292,744
27 North Dakota $260,916
28 Indiana $243,792
29 Puerto Rico $230,889
30 Utah $178,539
31 Ohio $167,880
32 Louisiana $141,966
33 Delaware $124,460
34 West Virginia $108,956
35 Hawaii $105,755
36 South Carolina $86,050
37 Nebraska $71,400
38 New Jersey $41,091
39 Kentucky $34,497
40 Arkansas $34,467
41 Vermont $28,474
42 Mississippi $24,288
43 Rhode Island $19,080
44 Alabama $14,327
45 New Hampshire $9,985
Show all 45

Shares are of everything obligated under NAICS 531120 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.

Contract opportunities

Notice Posted Due
X1DB--New Lease for Jackson, MS Biomedical Research Laboratory Pre-Solicitation · Veterans Integrated Service Network 16 (VHA)
Lease for office space - 6800 Sq Ft Required Solicitation · ENDIST Omaha (USACE)
36C24626R0073 Fredericksburg, VA RLP RFI Answers Solicitation · Veterans Integrated Service Network 2 (VHA)
US Government Awards Extension in San Diego, CA - Redacted JOTFOC Limited / Sole Source Justification · Central Office (PBS) —
US Government Awards Extension in San Diego, CA Award Notice · Central Office (PBS) —
General Services Administration (GSA) seeks to lease office space in Port Angeles, WA and Sequim, WA Solicitation · Office of Leasing (PBS)
6MS0126 Notice of Intent to Lease Space using other than Full and Open Competition Pre-Solicitation · Office of Leasing (PBS)
X1DB--Valley Stream CBOC - New Replacing Lease (VA-28-00000026) Pre-Solicitation · Veterans Integrated Service Network 2 (VHA)
The U.S. General Services Administration seeks to lease the following space: Solicitation · Central Office (PBS)
U.S. Government Space Required: St. George, UT Solicitation · ENDIST Sacramento (USACE)
Award of lease for Office space in Anoka County, Minnesota Award Notice · Office of Leasing (PBS) —
1147 SQFT Requested Solicitation · ENDIST Omaha (USACE)
Notice of Intent to Lease Office Space Using Other Than Full And Open Competition Pre-Solicitation · Office of Leasing (PBS) · 5NJ0279
U.S. Government Seeks To Lease Office Space in Bridgeport, CT Pre-Solicitation · Office of Leasing (PBS)
USDA intent to award Rochester, NY Special Notice · Marketing and Regulatory Programs Business Services (APHIS)
General Services Administration (GSA) seeks to lease the following space: Solicitation No. 3FL0557 Solicitation · Office of Leasing (PBS)
General Services Administration (GSA) Lease: Office Space Muskogee, Oklahoma Limited / Sole Source Justification · Region 6 (PBS) · 6Ok0149 —
General Services Administration (GSA) Lease: Office Space Muskogee, Oklahoma Award Notice · Region 6 (PBS) · 6OK0149 —
Notice of Intent to Lease Office Space Using Other Than Full And Open Competition Pre-Solicitation · Office of Leasing (PBS) · 5PA0528
General Services Administration (GSA) seeks to lease the following space in Miami, FL: Solicitation · Central Office (PBS) · 6FL0613
9FL2517 - General Services seeks to Lease Warehouse Space in Miami, FL Solicitation · Office of Leasing (PBS)
Retail Space for Lease in Glendora Solicitation · ENDIST Los Angeles (USACE)
Notice of Intent to Lease Space Using Other Than Full and Open Competition Pre-Solicitation · Office of Leasing (PBS)
Notice of Intent to Lease Office Space Using Other Than Full And Open Competition Pre-Solicitation · Office of Leasing (PBS) · 5PA0440
Government seeking office space in Hattiesburg, MS Pre-Solicitation · Office of Leasing (PBS)
X1DB--Macon GA Health Care Clinic HCC 168,332 ANSI/BOMA Solicitation · VA Office of Construction and Facilities Management
General Services Administration (GSA) seeks to lease office space in Davenport, IA Pre-Solicitation · Central Office (PBS)
The General Services Administration (GSA) is seeking office space in Aurora, CO Pre-Solicitation · Central Office (PBS)
Pitch Presentation Meeting Space Pre-Solicitation · ENDIST Alaska (USACE)
General Services Administration Lease: Office Space Jonesboro, Arkansas Limited / Sole Source Justification · Region 6 (PBS) —
Lease Award for (5,100 RSF) in Alton, IL Award Notice · Central Office (PBS) —
General Services Administration (GSA) Lease: Office Space Slidell, Louisiana Award Notice · Region 6 (PBS) —
JOFOC for St. George, UT Limited / Sole Source Justification · Office of Leasing (PBS) —
RLP 36C25026R0034- Warren, Ohio - Award Notice Award Notice · Veterans Integrated Service Network 10 (VHA) —
Award Notice - The Government is seeking 15,000 ANSI BOMA Sq Ft of office/warehouse space in Bedford, MA; Burlington, MA; Billerica, MA; Chelmsford, MA; Tewksbury, MA Award Notice · Central Office (PBS) —
Notice of Intent to Lease Office Space Using Other Than Full And Open Competition Pre-Solicitation · Office of Leasing (PBS) · 4NJ0304
Request for Lease Proposals - GSA seeks to lease the following space to be used as a Community Outpatient Clinic (CBOC) by the Department of Veterans Affairs in Philadelphia, PA Solicitation · Central Office (PBS)
Notice of Intent to Lease Office Space Using Other Than Full and Open Competition Pre-Solicitation · Office of Leasing (PBS) · 4NJ0303
Presolicitation notice - Monticello, NY Pre-Solicitation · Region 2 (PBS)
Justification for Other Than Full and Open Competition - Washington, DC Limited / Sole Source Justification · Region 2 (PBS) —
General Services Administration (GSA) Lease: Office Space Ackerman, Mississippi Limited / Sole Source Justification · Region 6 (PBS) —
Redacted Justification Limited / Sole Source Justification · Office of Leasing (PBS) —
Lease Extension Without Competition Limited / Sole Source Justification · Region 5 (PBS) —
US Government seeks to Lease Office Space in Richmond, VA Pre-Solicitation · Central Office (PBS)
Government awarded lease in Fort Mitchell, KY Award Notice · Office of Leasing (PBS) —
Request for Office Space - Prineville, OR Pre-Solicitation · Region 6 - Pacific Northwest Region (USFS)
JOFOC for Caldwell, ID Limited / Sole Source Justification · Office of Leasing (PBS) —
General Services Administration (GSA) seeks to lease the following space in Miami, FL: Solicitation · Central Office (PBS) · 6FL0619
Helena Sleep Lab Pre-Solicitation · Department of Veterans Affairs
General Services Administration (GSA) seeks to lease the following space in Miami, FL: Solicitation No. 3FL0529 Pre-Solicitation · Office of Leasing (PBS)
Show 40 more

Latest 50 of 34,499 listed here. See the rest on GovTribe.

Size standard history

Federal Register rules that named this code

Final rule Published Effective
Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation 87 FR 69118 · 3245-AH93
Small Business Size Standards: Adjustment of Monetary-Based Size Standards for Inflation 84 FR 34261 · 3245-AH17
Small Business Size Standards: Inflation Adjustment to Monetary Based Size Standards 79 FR 33647 · 3245-AG60
Small Business Size Standards: Real Estate and Rental and Leasing 77 FR 58747 · 3245-AG28
Small Business Size Standards: Inflation Adjustment to Size Standards, Business Loan Program, and Disaster Assistance Loan Program 73 FR 41237 · 3245-AF41
Small Business Size Standards, Inflation Adjustment to Size Standards; Business Loan Program; Disaster Assistance Loan Program 70 FR 72577 · 3245-AF41
Small Business Size Standards; Adoption of Size Standards by 2002 North American Industry Classification System for Size Standards 67 FR 56905 · 3245-AF00
Small Business Size Standards; Inflation Adjustment to Size Standards 67 FR 3041 · 3245-AE56
Small Business Size Regulations; Size Standards and the North American Industry Classification System 65 FR 30836

From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.

Quick answers

What is NAICS 531120?

NAICS 531120 is Lessors of Nonresidential Buildings (except Miniwarehouses), a national industry in NAICS 53, Real Estate and Rental and Leasing.

What is the NAICS code for auditorium rental or leasing?

The NAICS code for auditorium rental or leasing is 531120, Lessors of Nonresidential Buildings (except Miniwarehouses).

What is the NAICS code for dance hall rental or leasing?

The NAICS code for dance hall rental or leasing is 531120, Lessors of Nonresidential Buildings (except Miniwarehouses).

What is the NAICS code for banquet hall rental or leasing?

The NAICS code for banquet hall rental or leasing is 531120, Lessors of Nonresidential Buildings (except Miniwarehouses).

When did the size standard for NAICS 531120 last change?

The most recent Federal Register rule on record that names NAICS 531120 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.

How much do federal agencies spend under NAICS 531120?

Federal contracts under NAICS 531120 obligated $122,623,130 in fiscal year 2025 and $490,869,870 in fiscal years 2023 through 2027.

Who are the largest contractors under NAICS 531120?

The contractors with the most obligated under NAICS 531120 in fiscal years 2026 and 2027 are Ma-Chis International Services, Inc. ($6,291,495); Aktio Corporation ($4,545,668); and Franklin Court Inc. ($4,477,180).

Which agencies buy the most under NAICS 531120?

The agencies that obligated the most under NAICS 531120 in fiscal years 2026 and 2027 are Department of Agriculture ($20,208,329), Department of the Navy ($16,479,717) and Department of Homeland Security ($7,539,284).

Which PSC codes are used with NAICS 531120?

The PSC codes with the most obligated under NAICS 531120 in fiscal years 2026 and 2027 are W099 Lease or Rental of Equipment: Miscellaneous, X1AA Lease/Rental of Office Buildings and X1AB Lease/Rental of Conference Space and Facilities.

Where is the work under NAICS 531120 performed?

By place of performance, the states with the most contract obligations under NAICS 531120 over the last 12 months are the District of Columbia ($8,150,373), Virginia ($8,136,339) and Texas ($6,343,359).

What is the latest contract opportunity under NAICS 531120?

The latest contract opportunity under NAICS 531120 is X1DB--New Lease for Jackson, MS Biomedical Research Laboratory, pre-solicitation from Veterans Integrated Service Network 16 (VHA), posted November 6, 2026.

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