Verified Nov 2026
Electronics & Software
·
Madison, Wisconsin
·
Since 1938
AprilAire is a U.S. manufacturer of indoor air quality (IAQ) equipment, headquartered in Madison, Wisconsin, and founded in 1938. It reports an estimated 500 to 1,000 employees and an estimated $250 to $500 million in annual revenue, and it is privately held. Its products include humidifiers, dehumidifiers, air cleaners, ventilation systems, smart thermostats, and radon mitigation systems, serving the construction, HVAC, and residential markets. In March 2026, it announced a strategic partnership with Broan-NuTone Venmar.
AprilAire at a glance
Revenue
$250-500M
Est. band
Employees
500-1,000
Founded
1938
Headquarters
Madison, Wisconsin
Industries
Automotive
Electric Vehicles
Electronics
Construction
Renewable Energy
Industrial Equipment
Overview
AprilAire is a U.S. manufacturer of indoor air quality (IAQ) equipment, headquartered in Madison, Wisconsin, and founded in 1938. It reports an estimated 500 to 1,000 employees and an estimated $250 to $500 million in annual revenue, and it is privately held. Its products include humidifiers, dehumidifiers, air cleaners, ventilation systems, smart thermostats, and radon mitigation systems, serving the construction, HVAC, and residential markets. In March 2026, it announced a strategic partnership with Broan-NuTone Venmar.
At a glance
Attribute | Detail |
|---|---|
Founded | 1938 |
Headquarters | Madison, Wisconsin |
Employees | 500-1,000 |
Revenue | $250-500M (estimated) |
Primary capability | Electronics & Software |
What AprilAire makes
The company lists sensor and valve products among its offerings and states that its air quality products are accessible through a Healthy Air app for monitoring performance.
Products and capabilities described on the company's own site include Sensor, Valve (source: aprilaire.com).
Latest developments
2026-10-22 — AprilAire Launches TriPure™ Technology for Homeowners Focused on Indoor Air Quality (prnewswire.com)
2026-09-03 — AprilAire Announces Breakthrough Advancement in Home Air Filtration with the Launch of TriPure™ Technology - AprilAire (aprilaire.com)
2026-04-19 — Aprilaire Case Study | Xivic (xivic.com)
2026-04-06 — AprilAire Introduces Patented Healthy Air Intelligence™ in New Air Monitor for the Home - AprilAire (aprilaire.com)
2026-03-13 — AprilAire and Broan-NuTone Venmar announce strategic partnership - HPAC Magazine (hpacmag.com)
2025-08-26 — AprilAire® Again Raises the Bar on Humidification With HydroCore™ Technology - AprilAire (aprilaire.com)
Facilities
AprilAire is headquartered in Madison, Wisconsin. Public sources also reference these locations:
Madison, Wisconsin — bpi.org
Company details
AprilAire operates from its Madison, Wisconsin location and serves industries including construction, electronics, renewable energy, and industrial equipment, with over 80 years in the sector. AprilAire was founded in 1938, has an estimated 500-1,000 employees, and is headquartered in Madison, Wisconsin.
Frequently asked questions
What does AprilAire make?
AprilAire is a U.S. manufacturer of indoor air quality (IAQ) equipment, headquartered in Madison, Wisconsin, and founded in 1938. It reports an estimated 500 to 1,000 employees and an estimated $250 to $500 million in annual revenue, and it is privately held. Its products include humidifiers, dehumidifiers, air cleaners, ventilation systems, smart thermostats, and radon mitigation systems, serving the construction, HVAC, and residential markets. In March 2026, it announced a strategic partnership with Broan-NuTone Venmar.
Where is AprilAire headquartered?
AprilAire is headquartered in Madison, Wisconsin (1015 East Washington Avenue, Madison, Wisconsin, 53703).
When was AprilAire founded?
AprilAire was founded in 1938.
How big is AprilAire?
AprilAire has an estimated 500-1,000 employees, with revenue in the $250-500M range (estimated).
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Last verified Nov 2026. Is this your company? Request a correction.
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