Tri-County Septic & Sons LLC

Munising, MI Doing business as Mark Lindeblad Tri County Septic & Sons LLC

Company facts

Self-certified in SAM.gov: For Profit Organization
Entity structure: Sole Proprietorship
NAICS codes registered in SAM.gov: 562991 Septic Tank and Related Services Primary
SAM.gov registration date: Oct 26, 2014
Physical address: E11724 County Road H58, Munising, MI 49862, United States
Website: triseptic.com
Employees: 1-10
Estimated annual revenue: $0-$1M
Industry: Industrials

Capital Goods

Construction & Engineering
SIC code: 76 Miscellaneous Repair Services
Profiles: LinkedIn

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated May 1, 2026.

Tri-County Septic & Sons LLC's 3 most recent federal contract and grant awards, newest first. Amounts are dollars obligated.
Award	Agency	Obligated	Awarded
Nogrn, septic pumping Contract · 140P6425P0032	Midwest Region	$40,920	Jul 9, 2025
Lowtx, vault toilet pumping service option Contract · 140P6420P0017	Midwest Region	$165,276	May 1, 2020
, septic service other PG. 4 waste reduction. Contract · INP15PX01459	Midwest Region	$54,712	May 1, 2015

Tri-County Septic & Sons LLC's Unique Entity ID (UEI) in SAM.gov is HFMUEWNG4A65.

Tri-County Septic & Sons LLC's CAGE code is 78ZP8.

Tri-County Septic & Sons LLC's primary NAICS code is 562991 (Septic Tank and Related Services).

Tri-County Septic & Sons LLC's physical address in SAM.gov is E11724 County Road H58, Munising, MI 49862, United States.

Yes. Tri-County Septic & Sons LLC's SAM.gov registration is active through April 29, 2027.

Tri-County Septic & Sons LLC's most recent federal contract award is Nogrn, septic pumping (140P6425P0032), from Midwest Region, on July 9, 2025.

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