Not an SEC registrant

Terragraphics Environmental Engineering INC

Customers

3 prime contractors

Suppliers

None disclosed

Largest customer

—

No % disclosed

Named-customer revenue

—

No estimate available

Band height is the estimated dollar value: the disclosed share × the discloser's revenue for that period (latest full year where available) or federal dollars obligated. Each side is scaled on its own; dashed outlines are named without a figure. Click a band to open its source.

Federal subcontracts received 3

Prime contractors that subcontracted federal work to this company. From USAspending.gov subaward reports; amounts are as reported by the prime contractor, latest report per subaward, $500K+ a year.

Company	Subawards	Fiscal year	Count	Trend	Largest subaward
Hanford Tank Waste Operations & Closure, LLC	$2.3M	FY 2026	4		89303925FEM400064
TECHNICAL SUPPORT SERVICES (BMA) Prime award 89303925FEM400064 on USAspending.gov ↗ Subaward 00094299-00000: $2.0M · Department of Energy (DOE)
AMTM Amentum Holdings, Inc.	$2.1M	FY 2026	6	$14.8M → $2.1M	89303924FEM400054
CONDUCT OF OPS FIELD MENTOR SUPPORT - D4 END STATES Prime award 89303924FEM400054 on USAspending.gov ↗ Subaward 00095981-00002: $716.1K · Department of Energy (DOE)
Amentum Services Inc.	$1.6M	FY 2024	22	$10.3M → $1.6M	89303921FEM400038
SUPPORT FOR P&T ANNUAL REPORT TOOLS Prime award 89303921FEM400038 on USAspending.gov ↗ Subaward 00079796-00010: $118.0K · Department of Energy (DOE)

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