Registered entities
KOPPERS INC.
Reg. No. 251588399United States
KOPPERS HOLDINGS INC.
Reg. No. 1315257United States
Innovation
2 patent families (1 granted) — focus: Construction; filing pace dormant. Cited 35 times.
| Year | Filings |
|---|---|
| 2015 | 1 |
Social engagement
Social engagement: 19.9K social following, 1 post in the last 12 months — below the industry typical range.
Investor mix
1 investor on record.
| Investor type | Count | Share |
|---|---|---|
| Private equity | 1 | 100% |
Hiring activity
No recent openings observed
No roles tracked in the last 12 months
13 Aug 2025 · Production Manager ( {{city}}) · Memphis
Based on job postings tracked across public sources.