Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing

This industry comprises establishments primarily engaged in manufacturing ventilating, heating, air-conditioning, and commercial and industrial refrigeration and freezer equipment. It has no schema of its own: companies here are mapped on the Manufacturing schema, and what it does not cover is recorded as gaps.

Baseline: Manufacturing v2
Inherited from: Manufacturing
Companies mapped: 0 of 0
Primitives: 57 in 8 parts
Last updated: Nov 2, 2026

The numbers for this industry

United States · 2023 · NAICS 3334

Establishments: 1,685
Employees: 147,794
Annual payroll: $9.8B
Payroll per employee: $66.5K

Establishments by number of employees

1-4389
5-9196
10-19245
1000+16
20-49284
50-99218
100-249205
250-49992
500-99940

Source: US Census Bureau, County Business Patterns 2023 (national file), employees as of mid-March 2023, payroll for the year; published 2025-06-26. Coded on NAICS 2017. Withheld cells read as not published.

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Focused research on the least-covered organizations in ventilation, heating, air-conditioning, and commercial refrigeration equipment manufacturing; what it finds is public for everyone.

Below itVentilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing

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57 primitives

Primitive	Part	Layer	Description	Parameters	Coverage
Plant safety and environment hse	Control: rules the company runs under	Decisions	Machine guarding, chemicals, emissions and waste.	1	—
Quality management system quality_systems	Control: rules the company runs under	Decisions	The documented system that controls processes, records nonconformances and drives corrective action.	3	—
Lot traceability traceability	Control: rules the company runs under	Data	Knowing which material lots went into which finished units and where they were shipped.	2	—
Strategy and goals strategy	Direction: deciding where it goes	Decisions	What the company is trying to become.	0	—
Governance and decision rights governance	Direction: deciding where it goes	Decisions	Who decides what, up to which limit.	0	—
Management cadence cadence	Direction: deciding where it goes	Process	The meetings and reviews that run the company.	0	—
Learning and improvement improvement	Direction: deciding where it goes	Process	How feedback changes the way work is done.	0	—

Coverage: the share of the 0 companies mapped in public on Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing and below that have the primitive mapped. Primitives are matched by key, so companies on earlier versions count.

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57 primitives

Primitive	Part	Layer	Description	Parameters	Coverage
Plant safety and environment hse	Control: rules the company runs under	Decisions	Machine guarding, chemicals, emissions and waste.	1	—
Quality management system quality_systems	Control: rules the company runs under	Decisions	The documented system that controls processes, records nonconformances and drives corrective action.	3	—
Lot traceability traceability	Control: rules the company runs under	Data	Knowing which material lots went into which finished units and where they were shipped.	2	—
Strategy and goals strategy	Direction: deciding where it goes	Decisions	What the company is trying to become.	0	—
Governance and decision rights governance	Direction: deciding where it goes	Decisions	Who decides what, up to which limit.	0	—
Management cadence cadence	Direction: deciding where it goes	Process	The meetings and reviews that run the company.	0	—
Learning and improvement improvement	Direction: deciding where it goes	Process	How feedback changes the way work is done.	0	—