Knoll Inc
4 facilities · 2 states · 14.1K lbs total releases
According to the EPA Toxics Release Inventory, Knoll Inc is the reported parent of 4 Form R facilities across 2 states, disclosing 14.1K lbs of toxic releases. 2 of 13 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Pennsylvania (14.1K lbs). Those TRI figures remain self-reported disclosure pounds for Knoll Inc, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Knoll Inc: EPA TRI 2023 reporting year
Same facilities, both years
-8.6%
2 facilities that filed in 2022 and 2023
Whole inventory
-8.6%
7.4 thousand lb → 6.7 thousand lb, every facility that filed
- Knoll Inc's total reported releases fell from 7.4 thousand lb in 2022 to 6.7 thousand lb in 2023, based on EPA TRI filings.
- Knoll Inc's off-site transfers fell from 7.4 thousand lb in 2022 to 6.7 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Knoll Inc from filing to facility
Largest Form R sites under this parent: Knoll Inc; Knoll Inc; Knoll Inc; Knoll Inc. Neighbor parents on the disclosure ladder: US Steel Corp; Keystone-Conemaugh Projects LLC. Largest disclosed chemicals by pounds: Manganese; Lead; Chromium; Nickel; Zinc compounds. Heaviest-reporting states in this extract: Pennsylvania; Michigan. Industry labels on the parent rollup: Furniture. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.
Largest Form R sites under this parent: Knoll Inc; Knoll Inc; Knoll Inc; Knoll Inc. Neighbor parents on the disclosure ladder: US Steel Corp; Keystone-Conemaugh Projects LLC. Largest disclosed chemicals by pounds: Manganese; Lead; Chromium; Nickel; Zinc compounds. Heaviest-reporting states in this extract: Pennsylvania; Michigan. Industry labels on the parent rollup: Furniture.
Knoll Inc ranks #2,628 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Knoll Inc files across 2 states, a regional parent portfolio rather than a single-state discloser. Releases are facility-concentrated: Knoll Inc accounts for most of Knoll Inc's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
Parent aggregation for Knoll Inc follows facility-reported names. Compare the named neighbors (US Steel Corp; Keystone-Conemaugh Projects LLC) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Knoll Inc sits among TRI parents
Knoll Inc sits on a disclosure ladder beside US Steel Corp and Keystone-Conemaugh Projects LLC. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- US Steel Corp · rank #2,626 · 40.6M lbs
- Keystone-Conemaugh Projects LLC · rank #2,627 · 15.0M lbs
Largest chemicals disclosed by Knoll Inc
Manganese; Lead; Chromium; Nickel; Zinc compounds lead the Form R pound rollup for this parent, including filings such as Knoll Inc. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Manganese | 8.2K lbs |
| Lead | 2.9K lbs |
| Chromium | 2.1K lbs |
| Nickel | 1.8K lbs |
| Zinc compounds | 5 lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Pennsylvania | 1 | 14.1K lbs |
| Michigan | 3 | 9 lbs |
Facilities (4)
Frequently Asked Questions
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Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Knoll Inc on total disclosed release pounds (14.1K lbs) and reporting facility count (4). Release-volume peers include Atlas Roofing Corp, Titan Fuel Terminals Harlingen LLC, Zimmer Biomet Holdings Inc. Facility-count peers include A Stucki Holding Corp, Advanced Heat Treat Corp, Alleima USA LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Pennsylvania, Michigan; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Knoll Inc's TRI parent record
From Knoll Inc, open Knoll Inc or compare against US Steel Corp rather than reading rank alone.
- Open the largest Form R site for Knoll Inc (Knoll Inc in PA). Largest facility
- Compare against Keystone-Conemaugh Projects LLC, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Knoll Inc sits among all slug-merged TRI parents. All parent companies
Rank and peers (US Steel Corp, Keystone-Conemaugh Projects LLC) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Knoll Inc's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.
Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.
Primary sources
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.