GovChime
UEI: MJMQGAECY2D1 • CAGE: 6FMF2

MANTHEI INC (MI)

Registration facts

SAM.gov registration as of

SAM.gov registration
Active
Registration expiration date Nov 24, 2026

Registration

Entity structure
Corporate Entity (Not Tax Exempt)
Business start date
Dec 11, 1967 (58 years)
Location
Petoskey, MI
State of incorporation
Michigan

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI MJMQGAECY2D1. GovChime does not check exclusions.

Performance

Capabilities

SBA certifications

No certification in the SBA profile data.

Contracts

Contact Info

As of . Source: SAM.gov Points of Contact.

SAM.gov registration for MANTHEI INC 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

3996 CHARLEVOIX AVE

PETOSKEY, MI, 49770

USA

Mailing Address

3996 CHARLEVOIX AVE

PETOSKEY, MI, 49770

USA

Government Business Contact

JOSEPH ZIELINSKI

CFO

3996 CHARLEVOIX AVE.

PETOSKEY, MI, 49770

USA

Electronic Business Contact

JOSEPH ZIELINSKI

CFO

3996 CHARLEVOIX AVE.

PETOSKEY, MI, 49770

USA

Past Performance Contact

JOSEPH ZIELINSKI

CFO

3996 CHARLEVOIX AVE

PETOSKEY, MI, 49770

USA

Government Business Alternate Contact

JOSEPH ZIELINSKI

CFO

3996 CHARLEVOIX AVE.

PETOSKEY, MI, 49770

USA

Electronic Business Alternate Contact

JOSEPH ZIELINSKI

CFO

3996 CHARLEVOIX AVE.

PETOSKEY, MI, 49770

USA

Additional Details

As of . Source: SAM.gov Entity Registration.

MANTHEI INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires November 24, 2026.

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
Organization:Subchapter S Corporation

Registration Details

Source: SAM.gov

Initial Registration

Jun 29, 2011

Last Update

Dec 1, 2025

Registration Activation

Active — Nov 28, 2025

Fiscal Year End

1231

Country of Incorporation

USA

Congressional District

01