# ATC GROUP SERVICES INC /DE/

ATC GROUP SERVICES INC /DE/ is a company headquartered in New York, NY, United States.

## Company overview

- **Legal name:** ATC GROUP SERVICES INC /DE/
- **Former names in filing history:** ATC ENVIRONMENTAL INC (1995-07-10 to 1997-07-23)
- **Classification:** Company
- **Industry (SIC):** 8734 — Services-Testing Laboratories
- **Headquarters:** New York, NY, United States
- **Incorporated in:** DE
- **Fiscal year end:** February 28
- **SEC CIK:** 0000828828

## About

ATC GROUP SERVICES INC /DE/ is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000828828, and its reported industry is Services-Testing Laboratories. The retained history contains 12 filings, including 8-K filed on 1999-08-02. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form 8-K — filed 1999-08-02 — period 1999-06-26
- Form 10-Q — filed 1999-01-14 — period 1998-11-30 — FORM 10-Q
- Form 8-K — filed 1999-01-11 — period 1999-01-11 — FORM 8-K
- Form 8-K — filed 1998-12-24 — period 1998-12-24 — FORM 8-K
- Form 8-K — filed 1998-12-15 — period 1998-12-15 — FORM 8-K
- Form 10-Q — filed 1998-10-20 — period 1998-08-31 — FORM 10-Q
- Form 10-Q — filed 1998-07-15 — period 1998-05-31 — FORM 10-Q FOR THE PERIOD ENDED MAY 31, 1998
- Form 10-K/A — filed 1998-06-22 — period 1998-02-28 — AMEND. NO. 1 TO FORM 10-K
- Form 10-K — filed 1998-06-01 — period 1998-02-28 — 10-K
- Form S-4 — filed 1998-03-30 — FORM S-4
- Form SC 13D — filed 1998-01-30 — SCHEDULE 13D
- Form SC 13D — filed 1998-01-30 — SCHEDULE 13D

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Updated: 2026-10-23T22:14:22Z

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