UEI: LTAEC91NAQ25 • CAGE: 5RTU7

HEWETT & WHITNEY ENGINEERS (ME)

Registration facts

SAM.gov registration as of Apr 23, 2026

SAM.gov registration: Active; Registration expiration date Jan 26, 2027

Registration

Entity structure: Corporate Entity (Not Tax Exempt)
Business start date: Jan 1, 1979 (47 years)
Location: Winthrop, ME
State of incorporation: Maine

All federal contractors in Maine How these figures are built

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI LTAEC91NAQ25. GovChime does not check exclusions.

Performance

Capabilities

NAICS codes

541330E(primary)

SBA certifications

No certification in the SBA profile data.

Business types self-reported in SAM.gov registration:

Veteran-Owned Business

Product and service codes (PSC)

B543Special Studies and Analyses
B544Special Studies and Analyses
C1AAArchitect and Engineering Services
C1DAArchitect and Engineering Services
K063Modification of Equipment
R425Professional, Administrative & Management Support
R426Professional, Administrative & Management Support

Federal Capability Statement

Mechanical/Plumbing/Electrical engineering design services for building systems – new, retrofit & upgrade. Heating, ventilation, air conditioning, indoor air quality, DDC controls, security/alarm, Energy Conservation Measures, lighting, DOD experience.

Capabilities & Services

Mechanical

engineering

design

HVAC

Heating

Air Conditioning

ASHRAE 62.1

Boiler

Chiller

Pumps

Piping

Water

Steam

Hot

Domestic

Plumbing

Chilled

Controls

Plant

IAQ

electrical

security

alarm

conservation

Contracts

Contact Info

As of Apr 23, 2026. Source: SAM.gov Points of Contact.

SAM.gov registration for HEWETT & WHITNEY ENGINEERS lists a physical address and a separate mailing address, along with 5 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

161 MAIN ST

STE 2A

WINTHROP, ME, 04364

USA

As of Apr 23, 2026. Source: SAM.gov Entity Registration.

HEWETT & WHITNEY ENGINEERS has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires January 26, 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

SAM.gov registration reports no active exclusion

Public Display

Entity information is publicly displayed

Disaster Relief Registry

Not registered for disaster relief

Bonding Information

No bonding information provided

EDI

Not declared in SAM.gov

Business Structure

Source: SAM.gov

Profit Structure:For Profit Organization

Registration Details

Source: SAM.gov

Initial Registration

Oct 20, 2009

Last Update

Jan 28, 2026

Registration Activation

Active — Jan 28, 2026

Fiscal Year End

1231

Country of Incorporation

USA

Congressional District