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Research Products Corp.

Platform

Chicago, IL, US
Home PerformanceHvacOther

Manufacturer of IAQ, controls, and humidification products (Aprilaire, DriSteem, EWC Controls), acquired by Madison Industries.

Headquarters

US hq by state Alaska: no recorded hq Alabama: no recorded hq Arkansas: no recorded hq Arizona: no recorded hq California: no recorded hq Colorado: no recorded hq Connecticut: no recorded hq District of Columbia: no recorded hq Delaware: no recorded hq Florida: no recorded hq Georgia: no recorded hq Hawaii: no recorded hq Iowa: no recorded hq Idaho: no recorded hq Illinois: 1 hq Indiana: no recorded hq Kansas: no recorded hq Kentucky: no recorded hq Louisiana: no recorded hq Massachusetts: no recorded hq Maryland: no recorded hq Maine: no recorded hq Michigan: no recorded hq Minnesota: no recorded hq Missouri: no recorded hq Mississippi: no recorded hq Montana: no recorded hq North Carolina: no recorded hq North Dakota: no recorded hq Nebraska: no recorded hq New Hampshire: no recorded hq New Jersey: no recorded hq New Mexico: no recorded hq Nevada: no recorded hq New York: no recorded hq Ohio: no recorded hq Oklahoma: no recorded hq Oregon: no recorded hq Pennsylvania: no recorded hq Rhode Island: no recorded hq South Carolina: no recorded hq South Dakota: no recorded hq Tennessee: no recorded hq Texas: no recorded hq Utah: no recorded hq Virginia: no recorded hq Vermont: no recorded hq Washington: no recorded hq Wisconsin: no recorded hq West Virginia: no recorded hq Wyoming: no recorded hq
Headquarters: Chicago, IL, US.

Ownership map

Ownership links are documented, evidence-gated edges, shown as reported by their sources. Naming a company is not an accusation against it. See our methodology and legal notes.

Ownership map for Research Products Corp.DivestedPart OfPart OfPart Ofparent ofparent ofparent ofrolled up intorolled up intorolled up intorolled up intoAcoustiFLO: Operating CompanyACAcoustiFLOAprilAire: Operating CompanyAPAprilAireBig Ass Fans: Operating CompanyBig Ass FansDehumidified Air Solutions: PlatformDehumidified Air Solu…Dri-Steem: Operating CompanyDri-SteemDri-Steem Humidifier Co.: Operating CompanyDri-Steem Humidifier …EWC Controls Inc.: Operating CompanyEWC Controls Inc.Econar Energy Systems Corp.: Operating CompanyEEEconar Energy Systems…Enerzone Systems: Operating CompanyEnerzone SystemsMadison Air: PlatformMAMadison AirMadison Air Solutions Corporation: Operating CompanyMAMadison Air Solutions…Madison Industries: Operating CompanyMadison IndustriesNortek Air: Operating CompanyNortek AirNortek Global HVAC: Operating CompanyNortek Global HVACNortek Global HVAC (NGH): Operating CompanyNGNortek Global HVAC (N…Research Products Corp.: PlatformRPResearch Products Cor…Research Products Corporation (RPC): Operating CompanyResearch Products Cor…Specified Air Solutions: PlatformSASpecified Air Solutio…
Operating CompanyPlatform

Ownership

Ownership links are documented, evidence-gated edges, shown as reported by their sources. A verified mark denotes an independently corroborated edge; links shown as reported are drawn as their sources record them and are not independently corroborated. Naming a company is not an accusation against it. See our methodology and legal notes.

Acquisition history

Acquisition timeline19992002200520082011201420172020202320241999 · Add-on acquisition → Enerzone Systems (verified)2001 · Majority stake → Dri-Steem Humidifier Co. (verified)2001 · Majority stake → Dri-Steem (verified)2008 · Add-on acquisition → Econar Energy Systems Corp. (verified)2024 · Majority stake → EWC Controls Inc.
5 recorded deals, 1999–2024verifiedunverified

Acquisition footprint

US acquired companies by state Alaska: no recorded acquired companies Alabama: no recorded acquired companies Arkansas: no recorded acquired companies Arizona: no recorded acquired companies California: no recorded acquired companies Colorado: no recorded acquired companies Connecticut: no recorded acquired companies District of Columbia: no recorded acquired companies Delaware: no recorded acquired companies Florida: no recorded acquired companies Georgia: no recorded acquired companies Hawaii: no recorded acquired companies Iowa: no recorded acquired companies Idaho: no recorded acquired companies Illinois: no recorded acquired companies Indiana: no recorded acquired companies Kansas: no recorded acquired companies Kentucky: no recorded acquired companies Louisiana: no recorded acquired companies Massachusetts: no recorded acquired companies Maryland: no recorded acquired companies Maine: no recorded acquired companies Michigan: no recorded acquired companies Minnesota: 2 acquired companies Missouri: no recorded acquired companies Mississippi: no recorded acquired companies Montana: no recorded acquired companies North Carolina: no recorded acquired companies North Dakota: no recorded acquired companies Nebraska: no recorded acquired companies New Hampshire: no recorded acquired companies New Jersey: 1 acquired companies New Mexico: no recorded acquired companies Nevada: no recorded acquired companies New York: no recorded acquired companies Ohio: no recorded acquired companies Oklahoma: no recorded acquired companies Oregon: no recorded acquired companies Pennsylvania: no recorded acquired companies Rhode Island: no recorded acquired companies South Carolina: no recorded acquired companies South Dakota: no recorded acquired companies Tennessee: no recorded acquired companies Texas: no recorded acquired companies Utah: no recorded acquired companies Virginia: no recorded acquired companies Vermont: no recorded acquired companies Washington: no recorded acquired companies Wisconsin: no recorded acquired companies West Virginia: no recorded acquired companies Wyoming: no recorded acquired companies
  1. 1. Minnesota 2
  2. 2. New Jersey 1
1–4 5–14 15–39 40–79 80+ no recorded acquired companies
Where the brands Research Products Corp. acquired are headquartered, by US state. A count of targets, not a market-share claim.

Deals

Majority stake Apr 2001
Verified

Research Products acquires Dri-Steem Humidifier; to operate as subsidiary

Research Products Corp. → Dri-Steem Humidifier Co.
Add-on acquisition May 2025
Verified

Madison Industries acquires Research Products Corp. (AprilAire)

Madison Air → Research Products Corp.
Add-on acquisition May 2025
Verified

Madison Industries acquires Research Products Corp. (AprilAire)

Madison Industries → Research Products Corp.
Majority stake Apr 2001
Verified

Research Products / Dri-Steem acquisition referenced as completed

Research Products Corp. → Dri-Steem
Add-on acquisition Dec 2008
Verified

Research Products Corp. acquires Econar Energy Systems (geothermal heat pumps)

Research Products Corp. → Econar Energy Systems Corp.
Add-on acquisition Jan 1999
Verified

Research Products prior acquisition of Enerzone Systems (1999)

Research Products Corp. → Enerzone Systems
Majority stake Aug 2024

Research Products Corporation acquires EWC Controls

Research Products Corp. → EWC Controls Inc.