Gkn Sinter Metals LLC
At a glance
Employees100-499
In business sinceNot reported
HeadquartersAuburn Hills, MI
US patents94
SAM.gov UEIPGJVTB1114L4
CAGE code11QR2
Incorporated inDE
Supplier designations
For Profit OrganizationManufacturer of Goods
Self-certified by the company in its SAM.gov registration
Patents
94 US patents granted 2001–2023, 11 of them in the five years to SEP 2025.
Materials, metallurgy 41Mechanical elements 26Machine tools 10Engines, pumps, turbines 10Chemical engineering 5
- Powder metal alloy composition for sintered powder metal insert for aluminum castingUS 11,794,240 · granted OCT 24, 2023
- Method for improving fatigue strength on sized aluminum powder metal componentsUS 11,752,550 · granted SEP 12, 2023
- Pump assembly and method for producing a pump assemblyUS 11,662,011 · granted MAY 30, 2023
- Method of forming a powder metal insert having a horizontal through hole and method of casting same into an engine componentUS 11,434,955 · granted SEP 6, 2022
- Aluminum alloy powder formulations with silicon additions for mechanical property improvementsUS 11,273,489 · granted MAR 15, 2022
Newest 5 shown · Granted to GKN Sinter Metals, LLC · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plants
16 FACILITIES| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Gkn Sinter Metals | Marshall | IL | — | UNVERIFIED |
| Gkn Sinter Metals | Richton Park | IL | — | UNVERIFIED |
| GKN Sinter Metals Salem | Salem | IN | 100–499 | LIKELY ACTIVE |
| Gkn Sinter Metals INC | Worcester | MA | — | UNVERIFIED |
| Gkn Sinter Metals LLC | Auburn Hills | MI | — | ACTIVE |
| Gkn Sinter Metals | Conover | NC | 20–99 | LIKELY ACTIVE |
| Gkn Sinter Metals | Gallipolis | OH | 100–499 | LIKELY ACTIVE |
| Gkn Sinter Metals Dubois | Dubois | PA | 20–99 | ACTIVE |
| Gkn Sinter Metals/shippen Twp Plt 1 | Emporium | PA | — | UNVERIFIED |
| Gkn Sinter Metals - Emporium Boro Plant 2 | Emporium | PA | — | UNVERIFIED |
| Gkn Sinter Metals | Kersey | PA | 100–499 | ACTIVE |
| GKN Sinter Metals- Germantown | Germantown | WI | 20–99 | LIKELY ACTIVE |
| GKN Sinter Metals- Tool & Die | Germantown | WI | 20–99 | LIKELY ACTIVE |
| Gkn Sinter Metals | Germantown | WI | — | UNVERIFIED |
| Gkn Sinter Metals-manitowoc | Manitowoc | WI | 20–99 | LIKELY ACTIVE |
| Gkn Sinter Metals - Menomonee Falls | Menomonee Falls | WI | — | UNVERIFIED |
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.