Heico Holding Inc
6 facilities · 6 states · 139.1K lbs total releases
According to the EPA Toxics Release Inventory, Heico Holding Inc is the reported parent of 6 Form R facilities across 6 states, disclosing 139.1K lbs of toxic releases. 2 of 14 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Oklahoma (122.0K lbs). Those TRI figures remain self-reported disclosure pounds for Heico Holding Inc, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Heico Holding Inc: EPA TRI 2023 reporting year
Same facilities, both years
-48.4%
6 facilities that filed in 2022 and 2023
Whole inventory
-48.4%
24.4 thousand lb → 12.6 thousand lb, every facility that filed
- Heico Holding Inc's total reported releases fell from 24.4 thousand lb in 2022 to 12.6 thousand lb in 2023, based on EPA TRI filings.
- Heico Holding Inc's off-site transfers fell from 24.0 thousand lb in 2022 to 12.3 thousand lb in 2023, based on EPA TRI filings.
- Heico Holding Inc's air releases fell from 300 lb in 2022 to 239 lb in 2023, based on EPA TRI filings.
- Heico Holding Inc's water releases fell from 134 lb in 2022 to 110 lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Heico Holding Inc from filing to facility
Largest Form R sites under this parent: Dw-National Standard-Stillwater LLC; Davis Wire Corp; Davies Molding LLC; Davis Wire Corp. Neighbor parents on the disclosure ladder: International Paper Co; Koch Industries Inc. Largest disclosed chemicals by pounds: Copper compounds; Zinc compounds; Lead And Lead Compounds; Copper And Copper Compounds; Lead compounds. Heaviest-reporting states in this extract: Oklahoma; Washington; Illinois. Industry labels on the parent rollup: Primary Metals; Plastics and Rubber; Fabricated Metals. 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: Dw-National Standard-Stillwater LLC; Davis Wire Corp; Davies Molding LLC; Davis Wire Corp. Neighbor parents on the disclosure ladder: International Paper Co; Koch Industries Inc. Largest disclosed chemicals by pounds: Copper compounds; Zinc compounds; Lead And Lead Compounds; Copper And Copper Compounds; Lead compounds. Heaviest-reporting states in this extract: Oklahoma; Washington; Illinois. Industry labels on the parent rollup: Primary Metals; Plastics and Rubber; Fabricated Metals.
Heico Holding Inc ranks #1,459 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Heico Holding Inc spans 6 states in this extract, placing it among the broader national TRI parent footprints. Releases are facility-concentrated: Dw-National Standard-Stillwater LLC accounts for most of Heico Holding Inc's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
Parent aggregation for Heico Holding Inc follows facility-reported names. Compare the named neighbors (International Paper Co; Koch Industries Inc) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Heico Holding Inc sits among TRI parents
Heico Holding Inc sits on a disclosure ladder beside International Paper Co and Koch Industries Inc. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- International Paper Co · rank #1,457 · 28.8M lbs
- Koch Industries Inc · rank #1,458 · 23.1M lbs
Largest chemicals disclosed by Heico Holding Inc
Copper compounds; Zinc compounds; Lead And Lead Compounds; Copper And Copper Compounds; Lead compounds lead the Form R pound rollup for this parent, including filings such as Dw-National Standard-Stillwater LLC. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Copper compounds | 54.3K lbs |
| Zinc compounds | 50.3K lbs |
| Lead And Lead Compounds | 10.3K lbs |
| Copper And Copper Compounds | 10.0K lbs |
| Lead compounds | 9.6K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Oklahoma | 1 | 122.0K lbs |
| Washington | 1 | 12.4K lbs |
| Illinois | 1 | 3.7K lbs |
| California | 1 | 922 lbs |
| Michigan | 1 | 131 lbs |
| New Hampshire | 1 | 0 lbs |
Facilities (6)
| Facility | Releases |
|---|---|
| Dw-National Standard-Stillwater LLC Stillwater, OK | 122.0K lbs |
| Davis Wire Corp Kent, WA | 12.4K lbs |
| Davies Molding LLC Carol Stream, IL | 3.7K lbs |
| Davis Wire Corp Baldwin Park, CA | 922 lbs |
| Dw National Standard-Niles LLC Niles, MI | 131 lbs |
| Wakefield Thermal Nashua, NH | 0 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 Heico Holding Inc on total disclosed release pounds (139.1K lbs) and reporting facility count (6). Release-volume peers include Wolfspeed Inc, Qualico Steel Co Inc, Siemens Corp. Facility-count peers include Abbott Laboratories, Agribeef Co, Allnex USA 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 Oklahoma, Washington, Illinois; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Heico Holding Inc's TRI parent record
From Heico Holding Inc, open Dw-National Standard-Stillwater LLC or compare against International Paper Co rather than reading rank alone.
- Open the largest Form R site for Heico Holding Inc (Dw-National Standard-Stillwater LLC in OK). Largest facility
- Compare against Koch Industries Inc, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Heico Holding Inc sits among all slug-merged TRI parents. All parent companies
Rank and peers (International Paper Co, Koch Industries Inc) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Heico Holding 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.