KOPPERS INC.
- Registered in
- District of Columbia · ID 893116
- Type
- Foreign Business Corporation
- Status
- Active - In Good Standing
- Formed
- 1989-08-18
- Address
- 436 7th Avenue Suite 1750, Pittsburgh, PA 15219
- Registered agent
- CORPORATION SERVICE COMPANY 1156 15TH STREET NW Washington DC 20005
Source: DC Department of Licensing and Consumer Protection, corporate registrations (opendata.dc.gov), file dc.csv (published 2026-11-05), loaded 2026-11-08. Check the state’s registry ↗ Links to people and other records are by name (and state) only.
Also on this site Fuzzy
| Record | Name as filed | Where | Dataset | Matched by |
|---|---|---|---|---|
| Plan sponsor | KOPPERS INC. | PA | Form 5500 (employee benefit plans) | name and state |
| IPO registrant | KOPPERS INC | PA | IPO registrations (S-1, F-1) | name and state |
Matched by an identifier (EIN, CIK, CRD), by name and state or city, or by street address; a shared name or address is not proof of the same person or organization. Every link says how it was made; how the cross-referencing works.
The area Census
County outline, the place (blue), the tract (orange) and the ZIP center (dot).
In Census Tract 305, Allegheny County, Pennsylvania, place (city or town) Pittsburgh, PA, county Allegheny County, PA, state Pennsylvania; placed by its ZIP code (county and tract) and city name (place). The tract is the tract holding most of the record's ZIP code (FURP does not geocode street addresses).
| Measure | Census tract Census Tract 305, Allegheny County, Pennsylvania | Place (city or town) Pittsburgh, PA | County Allegheny County, PA | State Pennsylvania |
|---|---|---|---|---|
| Population B01003 | 2,978 | 304,759 | 1,238,177 | 13,018,639 |
| Population, 2020 census P1 | 3,041 | 302,971 | 1,250,578 | 13,002,700 |
| Median age B01002 | 33.2 | 33.6 | 40.6 | 40.9 |
| Under 18 B01001 | 15.0% | 14.6% | 18.6% | 20.4% |
| 65 and over B01001 | 18.0% | 15.6% | 20.2% | 19.5% |
| Households B11001 | 1,583 | 138,188 | 545,802 | 5,274,853 |
| Foreign born B05002 | 14.9% | 9.5% | 6.6% | 7.7% |
| Median household income B19013 | $36,365 | $65,742 | $78,548 | $77,971 |
| Median family income B19113 | $69,620 | $91,811 | $109,346 | $100,262 |
| Per capita income B19301 | $33,301 | $45,385 | $49,588 | $44,355 |
| Poverty rate B17001 | 34.6% | 20.1% | 11.5% | 11.7% |
| Unemployment rate B23025 | 23.2% | 6.1% | 5.0% | 5.3% |
| Civilian labor force B23025 | 1,657 | 170,612 | 669,885 | 6,684,175 |
| Mean commute (minutes) B08013 | 19.1 | 22.7 | 25.2 | 26.3 |
| Bachelor's degree or higher B15003 | 43.6% | 49.1% | 45.8% | 35.2% |
| Housing units B25001 | 1,972 | 161,908 | 606,827 | 5,806,452 |
| Owner-occupied B25003 | 22.2% | 47.7% | 65.2% | 69.3% |
| Renters B25003 | 77.8% | 52.3% | 34.8% | 30.7% |
| Median home value B25077 | $232,300 | $205,800 | $227,600 | $254,500 |
| Median gross rent B25064 | $1,230 | $1,261 | $1,153 | $1,209 |
| White, not Hispanic B03002 | 22.5% | 61.9% | 75.5% | 73.0% |
| Black B03002 | 59.8% | 22.1% | 12.4% | 10.3% |
| Hispanic or Latino B03002 | 5.1% | 4.5% | 3.0% | 8.7% |
| Asian B03002 | 8.2% | 6.1% | 4.3% | 3.8% |
| American Indian and Alaska Native B03002 | 0.0% | 0.1% | 0.1% | 0.1% |
Data: IPUMS NHGIS (ACS 2020-2024 and the 2020 census); each figure links to its table for that area at data.census.gov. Records are placed by ZIP code and city name, not street address. More: everything FURP has in Census Tract 305, Allegheny County, Pennsylvania.
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