Industry · SIC 4961
Steam & Air-Conditioning Supply
10 tracked issuers filing with the SEC under this industry classification.
Issuers
10
Recent filings
40
SIC code
4961
Industry overview
Steam & Air-Conditioning Supply
The Steam & Air-Conditioning Supply industry, classified under SIC 4961, delivers centralized steam, hot water, chilled water, and related thermal energy services to commercial buildings, industrial plants, hospitals, universities, data centers, and district energy networks. Providers typically design, own, and operate boiler and chiller plants, distribution pipelines, and control systems that help customers outsource capital-intensive heating and cooling infrastructure while improving reliability and energy efficiency. Key risks include fuel price volatility, evolving emissions and safety regulations, aging underground assets, and exposure to extreme weather that can strain capacity. Compliance with environmental standards, occupational safety rules, and local utility oversight is critical. In 2024–2025, the sector is shaped by decarbonization mandates, electrification and heat-pump adoption, smart metering, and investment in combined heat and power and renewable-compatible systems. Investors and analysts can track how these trends impact leading operators’ margins, capex, and regulatory disclosures by viewing SEC filings on Earnings Feed.
Source: Earnings Feed research · Nov 23, 2025
Latest filings
- 10-QMARMION INDUSTRIES CORP346.9 KBSEC(opens sec.gov)
- 8-KMARMION INDUSTRIES CORP892.5 KBSEC(opens sec.gov)
- 8-KMARMION INDUSTRIES CORP5.7 KBSEC(opens sec.gov)
- 8-KCAITHNESS COSO FUNDING CORP14.9 KBSEC(opens sec.gov)
- 8-KMARMION INDUSTRIES CORP8.1 KBSEC(opens sec.gov)
- 8-KCAITHNESS COSO FUNDING CORP13.3 KBSEC(opens sec.gov)
- 5/AMARMION INDUSTRIES CORP7.9 KBSEC(opens sec.gov)
- 10-KCALENERGY OPERATING CORP2.6 MBSEC(opens sec.gov)
- 4MARMION INDUSTRIES CORP5.2 KBSEC(opens sec.gov)
- 8-K/AMARMION INDUSTRIES CORP32.4 KBSEC(opens sec.gov)
- 8-KMARMION INDUSTRIES CORP7.8 KBSEC(opens sec.gov)
- 10-QCAITHNESS COSO FUNDING CORP155.8 KBSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- 10-QCAITHNESS COSO FUNDING CORP170.1 KBSEC(opens sec.gov)
- 8-KSEC(opens sec.gov)
- 10-QCAITHNESS COSO FUNDING CORP165.0 KBSEC(opens sec.gov)
- 5SEC(opens sec.gov)
- 5SEC(opens sec.gov)
- 5SEC(opens sec.gov)
- 5SEC(opens sec.gov)
- 5SEC(opens sec.gov)
- 8-K/APRECOM TECHNOLOGY INC15.4 KBSEC(opens sec.gov)
- 8-KSALTON SEA FUNDING CORP20.8 KBSEC(opens sec.gov)
- 10-QSALTON SEA FUNDING CORP148.4 KBSEC(opens sec.gov)
- 10-QCAITHNESS COSO FUNDING CORP157.1 KBSEC(opens sec.gov)
- 8-KPRECOM TECHNOLOGY INC38.3 KBSEC(opens sec.gov)
- 8-KPRECOM TECHNOLOGY INC4.2 KBSEC(opens sec.gov)
- 8-KPRECOM TECHNOLOGY INC7.0 KBSEC(opens sec.gov)
- 3PRECOM TECHNOLOGY INC11.5 KBSEC(opens sec.gov)
- 3PRECOM TECHNOLOGY INC11.5 KBSEC(opens sec.gov)
- 3PRECOM TECHNOLOGY INC11.5 KBSEC(opens sec.gov)
- 4PRECOM TECHNOLOGY INC12.3 KBSEC(opens sec.gov)
- 3PRECOM TECHNOLOGY INC11.5 KBSEC(opens sec.gov)
- 3PRECOM TECHNOLOGY INC11.4 KBSEC(opens sec.gov)
- 8-KCOSO POWER DEVELOPERS17.4 KBSEC(opens sec.gov)
- 8-KPRECOM TECHNOLOGY INC10.6 KBSEC(opens sec.gov)
- 8-KSALTON SEA FUNDING CORP20.7 KBSEC(opens sec.gov)
- 10-QSALTON SEA FUNDING CORP135.8 KBSEC(opens sec.gov)
- 10-QCAITHNESS COSO FUNDING CORP144.5 KBSEC(opens sec.gov)
- 8-KPRECOM TECHNOLOGY INC9.9 KBSEC(opens sec.gov)
Featured issuers
- CAITHNESS COSO FUNDING CORPCIK 0001088866
- CALENERGY OPERATING CORPCIK 0001087421
- COSO ENERGY DEVELOPERSCIK 0001088869
- COSO FINANCE PARTNERSCIK 0001088870
- COSO POWER DEVELOPERSCIK 0001088873
- MARMION INDUSTRIES CORPCIK 0001123195
- SALTON SEA BRINE PROCESSING L PCIK 0000949256
- SALTON SEA FUNDING CORPCIK 0000949149
- TRIGEN ENERGY CORPCIK 0000925655
- WORLDCALL CORPCIK 0000712803
Classification
- SIC code
- 4961
- Total issuers
- 10
- Recent filings
- 40