Federal contractor profile

ISOTEK SYSTEMS, LLC

UEI WJZ8KR7KSA33CAGE 3L4M2Company website ↗

Active

Overview

Legal name: ISOTEK SYSTEMS, LLC
Registered location: OAK RIDGE, TN, USA
Website: Company website ↗
Primary NAICS: 562211 — Hazardous Waste Treatment and Disposal
Latest award activity: Aug 31, 2026

Read company summary

ISOTEK SYSTEMS, LLC is associated with UEI WJZ8KR7KSA33 and CAGE 3L4M2 in public federal records. AcornBids currently links 1 prime award totaling $924.3M in obligations to this entity. Its largest recorded federal customer by obligations is Department of Energy. Its recorded federal awards include work classified as All Other Support Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 562211 (Hazardous Waste Treatment and Disposal). Its public SAM.gov registration lists OAK RIDGE, TN, USA.

At a glance

Lifetime prime obligations$924.3M

Prime awards1

Awards with future end dates1

Top-agency concentration100.0%

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Sep 28, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name: ISOTEK SYSTEMS, LLC
UEI: WJZ8KR7KSA33
CAGE: 3L4M2
Registered address: 1100 BETHEL VALLEY RD, OAK RIDGE, TN, 37830, USA
Registration status: Active
Primary NAICS: 562211 — Hazardous Waste Treatment and Disposal
SAM activation: Mar 11, 2026
Initial registration: Nov 3, 2003
Entity start: Sep 16, 2002
SAM updated: Mar 11, 2026
Registration expires: Mar 9, 2027
Fiscal year end: Dec 31
Place of incorporation: TN, USA

View SAM.gov source

Federal award analysis

Net transaction obligations by federal fiscal period.

Transaction history is not available in the loaded data. Annual funding is not estimated from current award totals.

Recent federal awards

Prime contract awards. Select an award to review its history and source evidence.

Award / description	Awarding agency	Obligations	Start date	End date
DEAC0504OR22860U-233 DISPOSITION AND BUILDING 3019-PLANNING AND DESIGN (PHASE I) FOR PROCESSING OF MATERIAL, BUILDING SHUTDOWN (PHASES II AND III)	Department of Energy	$1.1B	Oct 9, 2003	Dec 31, 2028

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Upcoming positioning windows

Modeled recompete windows are estimates, not announced solicitations or guarantees.

U-233 DISPOSITION AND BUILDING 3019-PLANNING AND DESIGN (PHASE I) FOR PROCESSING OF MATERIAL, BUILDING SHUTDOWN (PHASES II AND III)

Department of Energy$1.1B obligationsEnds Dec 31, 202835% recompete estimate

Registration, certifications & contacts

Registration evidence	Date
SAM updated	Mar 11, 2026
Source loaded	Sep 26, 2026
Initial registration	Nov 3, 2003
Entity start	Sep 16, 2002

Industry	Reported size status
562211 — Hazardous Waste Treatment and Disposal	Not reported

Contact	Role	Published contact methods	Evidence	Source date
TINA KLAKAMP	Government business	Contact method not published	SAM registration	Not available
DONNA STRINGFIELD	Electronic business	Contact method not published	SAM registration	Not available
TINA KLAKAMP	Alternate electronic business	Contact method not published	SAM registration	Not available

Registered industries

562211 — Hazardous Waste Treatment and Disposal

Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source