Interkal, LLC
Doing business as Interkal
At a glance
Employees100-499
In business sinceNot reported
HeadquartersKalamazoo, MI
US patents19
SAM.gov UEIJFHLUBW5KZN7
CAGE code53251
Incorporated inMI
- retractable seating
- platforms
- bleachers
- nearly 100 years
- schools
Named on the company’s own website, read JUL 29, 2026
Supplier designations
For Profit OrganizationManufacturer of Goods
Self-certified by the company in its SAM.gov registration
Patents
19 US patents granted 1977–2005, none of them in the five years to SEP 2025, including 4 design patents.
Civil engineering 8Furniture, games 7
- Self-storing handrail assembly for telescoping seat assemblyUS 6,854,216 · granted FEB 15, 2005
- Deployable bleacher/chair combinationUS 6,428,097 · granted AUG 6, 2002
- Aisle riser backstops for telescoping seating systemsUS 6,354,041 · granted MAR 12, 2002
- Deployable seating arrangementUS 6,324,790 · granted DEC 4, 2001
- Aisle riser backstops for telescopic seating systemsUS 6,199,324 · granted MAR 13, 2001
Newest 5 shown · Granted to Interkal, LLC · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Interkal, LLC | Kalamazoo | MI | 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.