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Watts Water Technologies

Platform

US
OtherPlumbing

Global manufacturer of plumbing, HVAC, and water quality products, acquiring complementary brands like AERCO, Bradley Corp, and TDG.

Headquarters: US (outside the US map).

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 Watts Water TechnologiesFormerly Known AsPart Ofbacked byparent ofparent ofparent ofparent ofrolled up intorolled up intorolled up intorolled up intoAERCO International: Operating CompanyAERCO InternationalATS Expansion Group: Operating CompanyATS Expansion GroupBradley Corporation: Operating CompanyBCBradley CorporationCalflex Mfg. Inc.: Operating CompanyCMCalflex Mfg. Inc.Danfoss Socla S.A.S.: Operating CompanyDSDanfoss Socla S.A.S.Dumser Metallbau GmbH & Co. KG: Operating CompanyDMDumser Metallbau GmbH…English Boiler & Tube: Operating CompanyEBEnglish Boiler & TubeFimet S.r.l.: Operating CompanyFimet S.r.l.Josam Company: Operating CompanyJCJosam CompanyKeltech: Operating CompanyKEKeltechKeltech Incorporated: Operating CompanyKIKeltech IncorporatedKim Olofsson Safe Corp. AB: Operating CompanyKOKim Olofsson Safe Cor…MTB AD: Operating CompanyMAMTB ADPowers Process Controls Division: Operating CompanyPPPowers Process Contro…Premier Manufactured Systems, Inc.: Operating CompanyPMPremier Manufactured …Superior Boiler Technologies: PlatformSBSuperior Boiler Techn…The Detection Group Inc.: Operating CompanyThe Detection Group I…The Riverside Company: Pe FirmThe Riverside CompanyWatts Industries, Inc.: PlatformWIWatts Industries, Inc.Watts Water Technologies: PlatformWWWatts Water Technolog…tekmar Control Systems: Operating CompanyTCtekmar Control Systems
Operating CompanyPe FirmPlatform

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.

Market signals

Acquisition history

Acquisition timeline200620082010201220142016201820202022202420252006 · Majority stake → ATS Expansion Group2006 · Majority stake → Calflex Mfg. Inc.2006 · Majority stake → Kim Olofsson Safe Corp. AB2012 · Majority stake → tekmar Control Systems (verified)2012 · Majority stake → Danfoss Socla S.A.S.2014 · Majority stake → AERCO International (verified)2014 · Exit → AERCO International (verified)2023 · Add-on acquisition → Josam Company2023 · Majority stake → Bradley Corporation2025 · Majority stake → Superior Boiler Technologies (verified)
10 recorded deals, 2006–2025verifiedunverified+1 undated (not shown)

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: 1 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: 3 acquired companies Maryland: no recorded acquired companies Maine: no recorded acquired companies Michigan: no recorded acquired companies Minnesota: no recorded 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: no recorded acquired companies New Mexico: no recorded acquired companies Nevada: no recorded acquired companies New York: 2 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. Massachusetts 3
  2. 2. New York 2
  3. 3. California 1
1–4 5–14 15–39 40–79 80+ no recorded acquired companies
Where the brands Watts Water Technologies acquired are headquartered, by US state. A count of targets, not a market-share claim.

Deals

Add-on acquisition Dec 2023

Watts Water Technologies acquires Josam Company

Watts Water Technologies → Josam Company
Majority stake Oct 2023

Watts Water Technologies to acquire Bradley Corp. for $303 million

Watts Water Technologies → Bradley Corporation
$303M reported total considerationas reported by supplyht.com
Majority stake Nov 2014
Verified

Watts Water to acquire AERCO International from The Riverside Co. for $264.5M

Watts Water Technologies → AERCO International
$264.5M reported cash considerationas reported by achrnews.com
Majority stake Jan 2012
Verified

Watts Water Technologies finalizes purchase of tekmar Control Systems

Watts Water Technologies → tekmar Control Systems
Majority stake Apr 2011

Watts Water Technologies to Acquire Danfoss Socla

Watts Water Technologies → Danfoss Socla S.A.S.
Majority stake Jul 2006

Watts Water Technologies acquires ATS Expansion Group

Watts Water Technologies → ATS Expansion Group
Majority stake Jul 2006

Watts Water Technologies acquires Calflex Mfg.

Watts Water Technologies → Calflex Mfg. Inc.
Majority stake Jul 2006

Watts Water Technologies acquires Kim Olofsson Safe Corp. (KimSafe)

Watts Water Technologies → Kim Olofsson Safe Corp. AB
Majority stake Nov 2025
Verified

Watts Water Technologies Completes Acquisition of Superior Boiler

Watts Water Technologies → Superior Boiler Technologies
Majority stake Undated

Watts Water Technologies completes acquisition of Superior Boiler

Watts Water Technologies → Superior Boiler Technologies
Exit Nov 2014
Verified

The Riverside Co. exits AERCO International via sale to Watts

Watts Water Technologies → AERCO International
$264.5M reported cash considerationas reported by achrnews.com