Federal contractor profile

TETRAHEDRON, INC.

UEI CLHMYT7SAQA7CAGE 0WAB2Company website ↗

Active
Woman Owned Small BusinessWoman Owned BusinessSmall Business

Overview

Legal name
TETRAHEDRON, INC.
Also known as
TETRAHEDRON INC
Registered location
BALTIMORE, MD, USA
Website
Company website ↗
Primary NAICS
541620 — Environmental Consulting Services
Latest award activity
Aug 7, 2025
Read company summary

TETRAHEDRON, INC. is associated with UEI CLHMYT7SAQA7 and CAGE 0WAB2 in public federal records. AcornBids currently links 1 prime award totaling $38.5K in obligations to this entity. Its largest recorded federal customer by obligations is Department of Defense. Its recorded federal awards include work classified as Environmental Consulting Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 541620 (Environmental Consulting Services). Its public SAM.gov registration lists BALTIMORE, MD, USA.

At a glance

Lifetime prime obligations$38.5K
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 8, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
TETRAHEDRON, INC.
Doing business as
TETRAHEDRON INC
UEI
CLHMYT7SAQA7
CAGE
0WAB2
Registered address
1414 KEY HWY, BALTIMORE, MD, 21230, USA
Registration status
Active
Primary NAICS
541620 — Environmental Consulting Services
SAM activation
Apr 6, 2026
Initial registration
Aug 6, 2001
Entity start
Jul 14, 1988
SAM updated
Apr 6, 2026
Registration expires
Apr 2, 2027
Fiscal year end
Jun 30
Place of incorporation
OK, USA

View SAM.gov source

Research brief

Source facts

  • Loaded prime-award records link 1 awards and $38,468 in reported obligations to this legal entity. Source
  • Recorded awards include Environmental Consulting Services (NAICS 541620); this classification is not proof of every company capability. Source
  • An example award describes: OPDES PERMIT RENEWAL WITH FOUR OPTION YEARS. Source

Federal award analysis

Net transaction obligations by federal fiscal period.

Selected transaction obligations$38.5K
Prime contracts

Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. 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
W519TC25PA052OPDES PERMIT RENEWAL WITH FOUR OPTION YEARS.Department of Defense$38.5KAug 11, 2025Aug 10, 2026

Upcoming positioning windows

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

OPDES PERMIT RENEWAL WITH FOUR OPTION YEARS.
Department of Defense$38.5K obligationsEnds Aug 10, 2026
Recompete signal 10/100

Why this recompete signal

The original per-signal inputs are unavailable in this stored profile.

Stored score: 10/100

The award detail page links to the underlying source record.

Registration, certifications & contacts

Registration evidenceDate
SAM updatedApr 6, 2026
Source loadedSep 19, 2026
Initial registrationAug 6, 2001
Entity startJul 14, 1988

Registration classifications: Self Certified Small Disadvantaged Business, Woman Owned Small Business, Woman Owned Business, Small Business. These are separate from the reported certificates above.

IndustryReported size status
211120 — Crude Petroleum ExtractionNot reported
211130 — Natural Gas ExtractionNot reported
213112 — Support Activities for Oil and Gas OperationsNot reported
541310 — Architectural ServicesNot reported
541320 — Landscape Architectural ServicesNot reported
541330 — Engineering ServicesNot reported
541340 — Drafting ServicesNot reported
541350 — Building Inspection ServicesNot reported
541360 — Geophysical Surveying and Mapping ServicesNot reported
541370 — Surveying and Mapping (except Geophysical) ServicesNot reported
541512 — Computer Systems Design ServicesNot reported
541513 — Computer Facilities Management ServicesNot reported
541519 — Other Computer Related ServicesNot reported
541611 — Administrative Management and General Management Consulting ServicesNot reported
541620 — Environmental Consulting ServicesNot reported
541690 — Other Scientific and Technical Consulting ServicesNot reported
541715 — Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)Not reported
561110 — Office Administrative ServicesNot reported
561210 — Facilities Support ServicesNot reported
561790 — Other Services to Buildings and DwellingsNot reported
562112 — Hazardous Waste CollectionNot reported
562119 — Other Waste CollectionNot reported
562211 — Hazardous Waste Treatment and DisposalNot reported
562910 — Remediation ServicesNot reported
562920 — Materials Recovery FacilitiesNot reported
562998 — All Other Miscellaneous Waste Management ServicesNot reported
ContactRolePublished contact methodsEvidenceSource date
WAQI ALAMGovernment businessContact method not publishedSAM registrationNot available
WAQI ALAMAlternate government businessContact method not publishedSAM registrationNot available
WAQI ALAMElectronic businessContact method not publishedSAM registrationNot available
NASRIN BEGUMAlternate electronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 211120 — Crude Petroleum Extraction
  • 211130 — Natural Gas Extraction
  • 213112 — Support Activities for Oil and Gas Operations
  • 541310 — Architectural Services
  • 541320 — Landscape Architectural Services
  • 541330 — Engineering Services
  • 541340 — Drafting Services
  • 541350 — Building Inspection Services
  • 541360 — Geophysical Surveying and Mapping Services
  • 541370 — Surveying and Mapping (except Geophysical) Services
  • 541512 — Computer Systems Design Services
  • 541513 — Computer Facilities Management Services
  • 541519 — Other Computer Related Services
  • 541611 — Administrative Management and General Management Consulting Services
  • 541620 — Environmental Consulting Services
  • 541690 — Other Scientific and Technical Consulting Services
  • 541715 — Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
  • 561110 — Office Administrative Services
  • 561210 — Facilities Support Services
  • 561790 — Other Services to Buildings and Dwellings
  • 562112 — Hazardous Waste Collection
  • 562119 — Other Waste Collection
  • 562211 — Hazardous Waste Treatment and Disposal
  • 562910 — Remediation Services
  • 562920 — Materials Recovery Facilities
  • 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: 541620 — Environmental Consulting Services; Average reported award size within 0.5–2× in matching records. Counts and amounts describe sampled matching awards, not the company’s full history.
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PROFESSIONAL ENVIRONMENTAL ENGINEERS, INC

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1 awards

ENVIRONMENTAL BUSINESS PARTNERS, LLC

1 shared agency customer(s); Shared work: 541620 — Environmental Consulting Services; Average reported award size within 0.5–2× in matching records. Counts and amounts describe sampled matching awards, not the company’s full history.
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RSO, INC.

1 shared agency customer(s); Shared work: 541620 — Environmental Consulting Services; Average reported award size within 0.5–2× in matching records. Counts and amounts describe sampled matching awards, not the company’s full history.
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ECO ANALYSTS, LLC

1 shared agency customer(s); Shared work: 541620 — Environmental Consulting Services; Average reported award size within 0.5–2× in matching records. Counts and amounts describe sampled matching awards, not the company’s full history.
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About TETRAHEDRON, INC.

What products and services appear in its federal awards?

Recorded award industries: 541620 — Environmental Consulting Services.

Recorded products and services: R420 — Certifications and Accreditations for products and institutions other than educational institutions.

Examples from recent award records:

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

Where is the company registered?

1414 KEY HWY, BALTIMORE, Maryland 21230, 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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