# LANDMARK GRAPHICS CORP

LANDMARK GRAPHICS CORP is a company headquartered in Houston, TX, United States.

## Company overview

- **Legal name:** LANDMARK GRAPHICS CORP
- **Classification:** Company
- **Industry (SIC):** 7373 — Services-Computer Integrated Systems Design
- **Headquarters:** Houston, TX, United States
- **Incorporated in:** DE
- **Fiscal year end:** June 30
- **SEC CIK:** 0000749510

## About

LANDMARK GRAPHICS CORP is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000749510, and its reported industry is Services-Computer Integrated Systems Design. The retained history contains 12 filings, including SC 13G filed on 1997-02-14. 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 SC 13G — filed 1997-02-14
- Form 10-K/A — filed 1996-09-12 — period 1996-06-30 — AMENDMENT TO FORM 10-K
- Form 8-K — filed 1996-08-15 — period 1996-08-15 — FORM 8-K
- Form 10-K — filed 1996-07-29 — period 1996-06-30 — LANDMARK GRAPHICS CORPORATION - FORM 10-K 6/30/96
- Form SC 13D — filed 1996-07-25 — SCHEDULE 13D
- Form 8-K — filed 1996-07-05 — period 1996-06-30 — FORM 8-K
- Form 10-Q — filed 1996-05-13 — period 1996-03-31 — LANDMARK GRAPHICS CORPORATION - FORM 10-Q-3/31/96
- Form 8-K — filed 1996-04-02 — period 1996-04-02 — LANDMARK GRAPHICS CORPORATION - FORM 8-K - 4/2/96
- Form 10-Q — filed 1996-02-13 — period 1995-12-31 — LANDMARK GRAPHICS CORP. PERIOD ENDED 12/31/95
- Form SC 13G — filed 1996-02-13
- Form SC 13G — filed 1996-02-12
- Form 10-Q — filed 1995-11-13 — period 1995-09-30 — LANDMARK GRAPHICS CORPORATION DATED 09/30/95

---

Updated: 2026-10-23T22:21:44Z

Canonical page: https://altss.com/profile/landmark-graphics-corp

Maintained by Altss — https://altss.com — methodology: https://altss.com/methodology