Keystone Engineering CO

4401 Donald Douglas Drive, Long Beach, CA 90808

UNVERIFIED1 SOURCELAST SIGNAL JAN 1900

Present in a source dataset, with no recent operating signal.

Location

ADDRESS

4401 Donald Douglas Drive
Long Beach, CA 90808

COORDINATES

33.81887, -118.14182

COUNTY

METRO AREA

PRIMARY NAICS

ALSO CLASSIFIED

336415 336419

EMPLOYMENT

Not reported

SOURCE	EVIDENCE	FIRST SEEN	LAST SEEN
EPA FRS	EXISTENCE	DEC 2015	AUG 2024

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.