# NAICS 238220: Plumbing, Heating, and Air-Conditioning Contractors

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [238220 Plumbing, Heating, and Air-Conditioning Contractors](https://bidrover.com/naics/238220)

This industry comprises establishments primarily engaged in installing and servicing plumbing, heating, and air-conditioning equipment. Contractors in this industry may provide both parts and labor when performing work. The work performed may include new work, additions, alterations, maintenance, and repairs.

- NAICS code: 238220
- Title: Plumbing, Heating, and Air-Conditioning Contractors
- Sector: 23 Construction
- Subsector: 238 Specialty Trade Contractors
- Industry group: 2382 Building Equipment Contractors
- SBA size standard: $19 million average annual receipts
- Open bids on BidRover: 20
- Updated: Oct 23, 2026

## Open bids (20)

- [ACT-0124-00 BNATCS: Installation of two (2) existing Chillers Bldg. 366 at the Willima J. Hughes Technical Center, Atlantic City, NJ](https://bidrover.com/bids/act-0124-00-bnatcs-installation-of-two-2-existing-chillers-bldg-366-at-the-willi--0df4e637-f8b9-4431-bb1b-ce747f386a02) — Construction & facilities · United States · due 2026-11-18
- [CBP6729 Cafeteria Dishwasher Replacement](https://bidrover.com/bids/cbp6729-cafeteria-dishwasher-replacement--6efcfbcb-856c-44b2-af70-746f4c3661d2) — Construction & facilities · California, United States · due 2026-11-09
- [Water Pump Replacement](https://bidrover.com/bids/water-pump-replacement--d02faff3-5a61-47ca-9551-e3c1665cb5ac) — Construction & facilities · New York, United States · due 2026-11-30
- [Keystone Job Corps HVAC Units Maintenance](https://bidrover.com/bids/keystone-job-corps-hvac-units-maintenance--eb396ebb-2cef-4ad3-a990-0c10ff2d2550) — Construction & facilities · Pennsylvania, United States · due 2026-10-30
- [WOJC - Amana PTAC Coil Replacement](https://bidrover.com/bids/wojc-amana-ptac-coil-replacement--731fbed0-8bc0-4566-b394-69004b77f95f) — Construction & facilities · Massachusetts, United States · due 2026-10-30
- [WOJC - Multi-Building Plumbing Leak Repair Project](https://bidrover.com/bids/wojc-multi-building-plumbing-leak-repair-project--ca636a37-c6c8-4730-827c-d5f8b35b6f95) — Construction & facilities · Massachusetts, United States · due 2026-10-30
- [CBP#8911 Fire Suppression Repairs](https://bidrover.com/bids/cbp-8911-fire-suppression-repairs--11d3cf5d-f3df-4a18-a642-9d7beb735d35) — Construction & facilities · New Jersey, United States · due 2026-11-02
- [WOJC – Buried Domestic Hot Water (DHW) Pipe Repair](https://bidrover.com/bids/wojc-buried-domestic-hot-water-dhw-pipe-repair--860950cf-3b53-4edb-9b56-81ad74fd29d9) — Construction & facilities · Massachusetts, United States · due 2026-11-06
- [Exeter Job Corps Boiler Room Pump Replacement](https://bidrover.com/bids/exeter-job-corps-boiler-room-pump-replacement--88153075-4113-4257-b866-2325e1598043) — Construction & facilities · Rhode Island, United States · due 2026-11-06
- [Roswell JCC – Male Dormitory Bldg. Water Source Heat Pump Replacement (20 units)](https://bidrover.com/bids/roswell-jcc-male-dormitory-bldg-water-source-heat-pump-replacement-20-units--b2089a08-1a6e-4e2f-83c7-98fbfc8ff372) — Construction & facilities · Mexico · due 2026-11-06
- [Dorm Hot Water Tank Replacement – Glenmont Job Corps Center – S26-006](https://bidrover.com/bids/dorm-hot-water-tank-replacement-glenmont-job-corps-center-s26-006--1ebcf93a-b549-4982-8a6a-e2fb4c8f7830) — Construction & facilities · New York, United States · due 2026-11-09
- [Centennial Dry Sprinkler System & Compressor Replacement Services](https://bidrover.com/bids/centennial-dry-sprinkler-system-and-compressor-replacement-services--b5d2633e-4bce-4a09-b573-b41bbf5ab56e) — Construction & facilities · Idaho, United States · due 2026-12-01

## Frequently asked questions

### What is NAICS code 238220?

NAICS 238220 is "Plumbing, Heating, and Air-Conditioning Contractors" in the 2022 North American Industry Classification System, in sector 23 (Construction). This industry comprises establishments primarily engaged in installing and servicing plumbing, heating, and air-conditioning equipment. Contractors in this industry may provide both parts and labor when performing work. The work performed may include new work, additions, alterations, maintenance, and repairs.

### What is the SBA size standard for NAICS 238220?

A business is small under NAICS 238220 at or below $19 million average annual receipts, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 238220?

BidRover counts 20 open bids that cite NAICS 238220 as of Oct 23, 2026, refreshed every hour from official public sources. Many state and local notices do not list a NAICS code, so search by keyword too.

### How do I get alerts for NAICS 238220 bids?

Save an alert on this page. A free account gets new matching bids by weekly email; the Team plan ($19/mo) sends daily alerts with match scores, the buyer, source link and documents.

## Related NAICS codes

- [238210 Electrical Contractors and Other Wiring Installation Contractors](https://bidrover.com/naics/238210)
- [561790 Other Services to Buildings and Dwellings](https://bidrover.com/naics/561790)
- [238910 Site Preparation Contractors](https://bidrover.com/naics/238910)
- [237110 Water and Sewer Line and Related Structures Construction](https://bidrover.com/naics/237110)
- [811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance](https://bidrover.com/naics/811310)
- [238290 Other Building Equipment Contractors](https://bidrover.com/naics/238290)

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Code titles and definitions: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022 (https://www.census.gov/naics/). Size standards: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201, eCFR text current as of 2026-10-21 (https://www.ecfr.gov/current/title-13/section-121.201).

BidRover lists bids from official public sources. It is not an issuing authority; confirm the NAICS code and size standard named in each solicitation.