Polytek Development Corp
3 facilities · 3 states · 87.4K lbs total releases
According to the EPA Toxics Release Inventory, Polytek Development Corp is the reported parent of 3 Form R facilities across 3 states, disclosing 87.4K lbs of toxic releases. 2 of 12 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Indiana (68.9K lbs). Those TRI figures remain self-reported disclosure pounds for Polytek Development Corp, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Polytek Development Corp: EPA TRI 2023 reporting year
Same facilities, both years
+10.6%
2 facilities that filed in 2022 and 2023
Whole inventory
-17.6%
20.5 thousand lb → 16.9 thousand lb, every facility that filed
These two measures point in opposite directions. Releases from the facilities present in both years rose, while the inventory-wide total fell. The difference is which facilities filed, not a different estimate of the same plants.
Between the two reporting years, 0 facilities filed for the first time and 1 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- Polytek Development Corp's total reported releases rose from 15.3 thousand lb in 2022 to 16.9 thousand lb in 2023, based on EPA TRI filings.
- Polytek Development Corp's off-site transfers rose from 15.3 thousand lb in 2022 to 16.9 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Polytek Development Corp from filing to facility
Largest Form R sites under this parent: Polytek Development Corp. Franklin; Polytek Development Corp. D.b.a. Endurance Technologies Inc; Polytek Development Corp. Neighbor parents on the disclosure ladder: Cleveland-Cliffs Inc; US Steel Corp. Largest disclosed chemicals by pounds: Nonylphenol; Diisocyanates; Diisononyl Phthalates (DINP); 4,4'-Methylenebis(2-chloroaniline); Mercury And Mercury Compounds. Heaviest-reporting states in this extract: Indiana; Minnesota; Pennsylvania. Industry labels on the parent rollup: Chemicals. 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: Polytek Development Corp. Franklin; Polytek Development Corp. D.b.a. Endurance Technologies Inc; Polytek Development Corp. Neighbor parents on the disclosure ladder: Cleveland-Cliffs Inc; US Steel Corp. Largest disclosed chemicals by pounds: Nonylphenol; Diisocyanates; Diisononyl Phthalates (DINP); 4,4'-Methylenebis(2-chloroaniline); Mercury And Mercury Compounds. Heaviest-reporting states in this extract: Indiana; Minnesota; Pennsylvania. Industry labels on the parent rollup: Chemicals.
Polytek Development Corp ranks #1,692 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Polytek Development Corp files across 3 states, a regional parent portfolio rather than a single-state discloser. Releases are facility-concentrated: Polytek Development Corp. Franklin accounts for most of Polytek Development Corp's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
Parent aggregation for Polytek Development Corp follows facility-reported names. Compare the named neighbors (Cleveland-Cliffs Inc; US Steel Corp) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Polytek Development Corp sits among TRI parents
Polytek Development Corp sits on a disclosure ladder beside Cleveland-Cliffs Inc and US Steel Corp. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Cleveland-Cliffs Inc · rank #1,690 · 131.7M lbs
- US Steel Corp · rank #1,691 · 79.2M lbs
Largest chemicals disclosed by Polytek Development Corp
Nonylphenol; Diisocyanates; Diisononyl Phthalates (DINP); 4,4'-Methylenebis(2-chloroaniline); Mercury And Mercury Compounds lead the Form R pound rollup for this parent, including filings such as Polytek Development Corp. Franklin. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Nonylphenol | 44.6K lbs |
| Diisocyanates | 42.0K lbs |
| Diisononyl Phthalates (DINP) | 2.9K lbs |
| 4,4'-Methylenebis(2-chloroaniline) | 775 lbs |
| Mercury And Mercury Compounds | 1 lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Indiana | 1 | 68.9K lbs |
| Minnesota | 1 | 9.9K lbs |
| Pennsylvania | 1 | 8.6K lbs |
Facilities (3)
| Facility | Releases |
|---|---|
| Polytek Development Corp. Franklin Franklin, IN | 68.9K lbs |
| Polytek Development Corp. D.b.a. Endurance Technologies Inc South Saint Paul, MN | 9.9K lbs |
| Polytek Development Corp Easton, PA | 8.6K lbs |
Frequently Asked Questions
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Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Polytek Development Corp on total disclosed release pounds (87.4K lbs) and reporting facility count (3). Release-volume peers include Sunoco LP, Publix Super Markets Inc, Nippon Electric Glass America Inc. Facility-count peers include A-Gas US Holdings Inc, Abb Holdings Inc, Adams Resources & Energy Inc. 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 Indiana, Minnesota, Pennsylvania; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Polytek Development Corp's TRI parent record
From Polytek Development Corp, open Polytek Development Corp. Franklin or compare against Cleveland-Cliffs Inc rather than reading rank alone.
- Open the largest Form R site for Polytek Development Corp (Polytek Development Corp. Franklin in IN). Largest facility
- Compare against US Steel Corp, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Polytek Development Corp sits among all slug-merged TRI parents. All parent companies
Rank and peers (Cleveland-Cliffs Inc, US Steel Corp) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Polytek Development Corp'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.