UEI: HTNPEV2JM3M7 • CAGE: 3WUW7

Active

L & M UNDERGROUND, INC. (CO)

Registration facts

SAM.gov registration as of Sep 11, 2026

SAM.gov registration status: Active (registration expiration date Sep 10, 2027)
UEI: HTNPEV2JM3M7
CAGE code: 3WUW7
Entity structure: Corporate Entity (Not Tax Exempt)
Business start date: Jan 1, 2000
Location: LITTLETON, CO
Website: lmunderground.com

NAICS codes

Product and service codes (PSC)

Y1NZ CONSTRUCTION OF OTHER UTILITIES
Z1NZ MAINTENANCE OF OTHER UTILITIES

SBA certifications

No certification in the SBA profile data.

Other contractors in Colorado with primary NAICS 237130

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INTERNATIONAL POWER SYSTEMS, INC DENVER, CO
ELK MOUNTAIN TECHNOLOGY LLC ASPEN, CO
ALTITUDE ENERGY LLC KEENESBURG, CO
COMMUNICATION CONSTRUCTION & ENGINEERING, LLC Denver, CO

All federal contractors in Colorado How these figures are built

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI HTNPEV2JM3M7. GovChime does not check exclusions.

Key Performance Statistics

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Capabilities

NAICS Codes

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Product/Service Codes

As of Sep 11, 2026. Source: SAM.gov Goods & Services.

Y1NZ- CONSTRUCTION OF OTHER UTILITIES

Z1NZ- MAINTENANCE OF OTHER UTILITIES

Certifications

Business Types

Business or OrganizationFor Profit OrganizationSubchapter S Corporation

Federal Capability Statement

Horizontal directional boring up to 16 inches in diameter. Vacuum potholing. Trenching. Cable placement.

Capabilities & Services

Directional Boring

Underground boring

horizontal directional drilling

Utility locating

Potholing

Trenching

Cable placement

installation of underground utilities

Contracts

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Contact Info

As of Sep 11, 2026. Source: SAM.gov Points of Contact.

SAM.gov registration for L & M UNDERGROUND, INC. lists a physical address and a separate mailing address, along with 6 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.

Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).

Physical Address

7529 S STORM MTN

LITTLETON, CO, 80127

As of Sep 11, 2026. Source: SAM.gov Entity Registration.

L & M UNDERGROUND, INC. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 10, 2027.

Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.

Compliance & Risk Assessment

Source: SAM.gov FAR responses

Suspension/Debarment Status

No active suspension or debarment

Public Display

Entity information is publicly displayed

Disaster Relief Registry

Registered for disaster relief contracting

Bonding Information

No bonding information provided

EDI

Not declared in SAM.gov

Business Structure

Source: SAM.gov

Entity Structure:Corporate Entity (Not Tax Exempt)

Profit Structure:For Profit Organization

Organization:Subchapter S Corporation

CAGE Code:3WUW7

Registration Details

Source: SAM.gov

Date Founded

Jan 1, 2000

Initial Registration

Jun 17, 2004

Last Update

Sep 11, 2026

Registration Activation

Active — Sep 11, 2026

Registration Expiration

Sep 10, 2027

Fiscal Year End

12/31

State of Incorporation

Country of Incorporation

USA

Congressional District

Entity Website

lmunderground.com