H-o-h Water Technology, INC.

What they make

• Healthcare
• boiler water treatment
• cooling water treatment
• wastewater treatment
• water conditioning
• closed-loop system management
• legionella risk management
• food
• beverage
• plastics
• metal plating
• government

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products

Open positions

Openings read from H-o-h Water Technology, INC.’s own job board on Paylocity, last checked OCT 25, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Product Manager - Boiler and Cooling
  USA · Remote · posted AUG 26, 2026
• Water Pretreatment Equipment Technician
  Wixom, MI, USA · posted AUG 4, 2026

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
FHFujifilm Hunt Chemicals USA INC	Rolling Meadows	Fertilizer (Mixing Only) Manufacturing 325314	◇ UNVERIFIED	0.7 KM
AWAqualab Water Treatment INC	Prospect Heights	All Other Miscellaneous Chemical Product and Preparation Manufacturing 325998	● ACTIVE	8.1 KM
Atp Gov, LLC	Elk Grove	Electronic Computer Manufacturing 334111	● ACTIVE	10.8 KM
PCPenray Cos INC	Wheeling	All Other Miscellaneous Chemical Product and Preparation Manufacturing 325998	◇ UNVERIFIED	9.5 KM
AMAlbany Molecular Research INC	Mt Prospect	All Other Miscellaneous Food Manufacturing 311999	◇ UNVERIFIED	9.5 KM

Every listed plant in Cook County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Where this record comes from

3 sources hold this plant, and 11 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen SEP 2026
• SAM.gov entity registrationOPERATING
  Record JBZUE8YKKQL5 · first seen JUN 2026 · last seen JUN 2026
• DOL Form 5500 retirement plan filingsOPERATING
  Record 362663459|IL|60067|500 s vermont st · first seen JAN 2025 · last seen JAN 2025

IN COOK COUNTY105 other plants share this one’s industry (Other Chemical Product and Preparation Manufacturing, NAICS 3259); 30 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name

SAM.gov: H-O-H WATER TECHNOLOGY, INC. · JUN 2026

Street address

SAM.gov: 500 S VERMONT ST · JUN 2026

City

SAM.gov: PALATINE · JUN 2026

State

SAM.gov: IL · JUN 2026

Coordinates

Census geocoder: 42.101043971891,-88.037534272024 · JUL 2026

Website

SAM.gov: www.hohwatertechnology.com · JUN 2026

Year established

Company website: 1968 · AUG 2026

CAGE code

SAM.gov: 0X0F5 · JUN 2026

Retirement plan filing (Form 5500)

DOL: 122 active participants, plan year ending 2025-01-31, 2 plan(s) · JAN 2025

SAM registration expires

SAM.gov: 2027-05-29 · JUN 2026

State business registrationSOURCES DISAGREE

CO SOS: H-O-H Water Technology, Inc., registered with the Colorado Secretary of State; Corporation formed in Illinois; registered 2016-12-29; active, annual report filed 2025-12-19 · DEC 2025

Sunbiz: H-O-H WATER TECHNOLOGY, INC., registered with the Florida Department of State, Division of Corporations; Corporation formed in Illinois; registered 2010-10-18; revoked 2018-03-12 · MAR 2018

IA SOS: H-O-H WATER TECHNOLOGY, INC., registered with the Iowa Secretary of State; registered 2012-12-27; active · DEC 2012

TX Comptroller: H-O-H WATER TECHNOLOGY, INC., registered with the Texas Comptroller of Public Accounts; Corporation; registered 2012-01-23; active · JAN 2012