Federal contractor profile

NUCLEAR SOURCES AND SERVICES, INC.

UEI CH5EKZMLL4M7CAGE 3X739Company website ↗

Active
Small Business

Overview

Legal name
NUCLEAR SOURCES AND SERVICES, INC.
Also known as
NSSI
Registered location
HOUSTON, TX, USA
Website
Company website ↗
Primary NAICS
562211 — Hazardous Waste Treatment and Disposal
Latest award activity
Sep 16, 2025
Read company summary

NUCLEAR SOURCES AND SERVICES, INC. is associated with UEI CH5EKZMLL4M7 and CAGE 3X739 in public federal records. AcornBids currently links 1 prime award totaling $996.0K in obligations to this entity. Its largest recorded federal customer by obligations is Environmental Protection Agency. Its recorded federal awards include work classified as Hazardous Waste Treatment and Disposal. 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 HOUSTON, TX, USA.

At a glance

Lifetime prime obligations$996.0K
Prime awards1
Awards with future end dates0
Top-agency concentration
Not available

Why this customer concentration

Detailed agency totals are not available in this stored profile.

Largest positive coded-agency total ÷ all positive coded-agency totals × 100

Missing data is shown as unavailable.

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 25, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
NUCLEAR SOURCES AND SERVICES, INC.
Doing business as
NSSI
UEI
CH5EKZMLL4M7
CAGE
3X739
Registered address
5711 ETHERIDGE ST, HOUSTON, TX, 77087, USA
Registration status
Active
Primary NAICS
562211 — Hazardous Waste Treatment and Disposal
SAM activation
Mar 30, 2026
Initial registration
Mar 30, 2006
Entity start
Apr 30, 1971
SAM updated
Mar 30, 2026
Registration expires
Mar 26, 2027
Fiscal year end
Apr 30
Place of incorporation
TX, USA

View SAM.gov source

Research brief

Source facts

  • Loaded prime-award records link 1 awards and $996,000 in reported obligations to this legal entity. Source
  • Recorded awards include Hazardous Waste Treatment and Disposal (NAICS 562211); this classification is not proof of every company capability. Source
  • An example award describes: SAFETY LIGHT - DISPOSAL OF PYROS Source

Federal award analysis

Net transaction obligations by federal fiscal period.

Selected transaction obligations$-0
Prime contracts

Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Histories follow awards currently assigned to this recipient and may include transactions under an earlier recipient. Coverage: 1 of 1 selected awards. Select a period to explore its awards.

Recent federal awards

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

Award / descriptionAwarding agencyObligationsStart dateEnd date
68HE0319C0003SAFETY LIGHT - DISPOSAL OF PYROSEnvironmental Protection Agency$996.0KAug 23, 2019Aug 31, 2022

Registration, certifications & contacts

Registration evidenceDate
SAM updatedMar 30, 2026
Source loadedSep 2, 2026
Initial registrationMar 30, 2006
Entity startApr 30, 1971

Registration classifications: Small Business. These are separate from the reported certificates above.

IndustryReported size status
541620 — Environmental Consulting ServicesNot reported
562111 — Solid Waste CollectionNot reported
562112 — Hazardous Waste CollectionNot reported
562119 — Other Waste CollectionNot reported
562211 — Hazardous Waste Treatment and DisposalNot reported
562219 — Other Nonhazardous Waste Treatment and DisposalNot reported
562910 — Remediation ServicesNot reported
562998 — All Other Miscellaneous Waste Management ServicesNot reported
ContactRolePublished contact methodsEvidenceSource date
DANIEL WILLIAMSGovernment businessContact method not publishedSAM registrationNot available
DANIEL WILLIAMSElectronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 541620 — Environmental Consulting Services
  • 562111 — Solid Waste Collection
  • 562112 — Hazardous Waste Collection
  • 562119 — Other Waste Collection
  • 562211 — Hazardous Waste Treatment and Disposal
  • 562219 — Other Nonhazardous Waste Treatment and Disposal
  • 562910 — Remediation Services
  • 562998 — All Other Miscellaneous Waste Management Services

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

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1 shared agency customer(s); Shared work: 562211 — Hazardous Waste Treatment and Disposal. Counts and amounts describe sampled matching awards, not the company’s full history.
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1 shared agency customer(s); Shared work: 562211 — Hazardous Waste Treatment and Disposal. Counts and amounts describe sampled matching awards, not the company’s full history.
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About NUCLEAR SOURCES AND SERVICES, INC.

What products and services appear in its federal awards?

Recorded award industries: 562211 — Hazardous Waste Treatment and Disposal.

Recorded products and services: F108 — Hazardous Substance Removal, Cleanup, and Disposal Services and Operational Support.

Examples from recent award records:

These records describe federal award work, not every company capability. Review the award evidence.

Where is the company registered?

5711 ETHERIDGE ST, HOUSTON, Texas 77087, United States

Registered location from SAM.gov; award performance locations may differ.

Explore related contractor directories

Browse companies by registered location, primary registered industry, or federal customer.

Data coverage and methodology

Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.

Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.

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