D & H Industries INC
At a glance
Employees100-499
In business sinceNot reported
HeadquartersOconomowoc, WI
US patents2
SAM.gov UEIEX1YBMCQ1AC5
CAGE code04TQ4
Incorporated inWI
Brands
This company sells these brands.
- metal stamping
- fabrication
- deep-drawn stamping
- automated manufacturing
- metal forming
- robotic welding
- aerospace
- defense
- electronics
- furniture
- custom stampings
Named on the company’s own website, read JUL 29, 2026
CareersCareers page — seen SEP 8, 2026
Supplier designations
For Profit OrganizationManufacturer of GoodsSubchapter S Corporation
Self-certified by the company in its SAM.gov registration
Patents
2 US patents granted 1976–2025, 1 of them in the five years to SEP 2025.
Machine tools 1Medical technology 1
- System and methods for producing a deep drawn cupUS 12,350,727 · granted JUL 8, 2025
- Polishing deviceUS 3,939,599 · granted FEB 24, 1976
Granted to D&h Industries · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| D & H Industries INC | Oconomowoc | WI | 100–499 | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.