Mayes Septic & Port a Pots, LLC

Mayes Septic & Port a Pots, LLC (doing business as Charles Mayes) is a small business in Hagerstown, MD registered on SAM.gov to bid on federal contracts. It has won about $1.8 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.

UEI: UP28U6CLNLL1
CAGE code: 82HM0
SAM.gov registration: Active

Open contracts in NAICS 562991 Is this your business? Get matched free

Registration details

Legal business name	Mayes Septic & Port a Pots, LLC
Doing business as	Charles Mayes
Unique Entity ID (UEI)	UP28U6CLNLL1
CAGE code	82HM0
Location	Hagerstown, MD
SAM.gov registration	Active through Feb 2, 2027
Business started	2017
Primary NAICS code	562991: Septic Tank and Related Services
Website	www.mayessepticandportapot.com

Certifications and business types

Women-owned (self-reported in SAM.gov)
Women-owned small business (self-reported in SAM.gov)

SBA certifications let a business compete for set-aside contracts. See set-aside contracts explained.

Federal contract history

Fiscal year	Prime contract obligations
FY2023	$470,270
FY2024	$514,930
FY2025	$663,014
FY2026	$610,400

Its biggest federal customers over the last four fiscal years: National Park Service ($2.3 million).

Recent contract awards

Awarded	Agency	What it's for	Amount
Aug 21, 2025	National Park Service	Choh onps fy25-30 toilet pumping	$1.1 million
Jul 24, 2025	National Park Service	Choh emergency toilet pumping wmd	$33,294
Sep 22, 2024	National Park Service	Choh wmd toilet pumping bridge 2	$465,760
Jul 11, 2024	National Park Service	Choh wmd toilet pumping bridge contract	$141,480
Sep 25, 2023	National Park Service	Choh fy23 wmd toilet pumping	$310,640
Jul 20, 2023	National Park Service	Choh fy23 wmd dnr boat ramp pumping	$149,680

Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.

NAICS codes Mayes Septic & Port a Pots, LLC is small under

On its SAM.gov registration, Mayes Septic & Port a Pots, LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.

562991 Septic Tank and Related Services

Open contracts in Mayes Septic & Port a Pots, LLC's NAICS codes

9 open federal opportunities on SAM.gov use a NAICS code Mayes Septic & Port a Pots, LLC is small under. These are due soonest.

Tinian North Field Portable Toilets
Dept of Defense · Dept of the Air Force · Tinian, MP
✦ The Air Force (356 ECEG) plans to buy portable toilets and handwash stations for multiple spots on North Field, Tinian (Northern Mariana Islands) for a 1-year period.
Environmental & natural resourcesHUBZone
Due in 4 daysOct 14, 2026
Fort Sill Chemical Latrines BPA
Dept of Defense · Dept of the Army · Fort Sill, OK
✦ Army contracting at Fort Sill, Oklahoma is doing market research (Sources Sought) for a seven-year Blanket Purchase Agreement (BPA) for chemical latrine and handwashing station…
Environmental & natural resourcesSmall business
Due in 4 daysOct 14, 2026
Restroom and Shower Trailer Rental
Dept of Defense · Dept of the Air Force
Environmental & natural resourcesSDVOSB
Due in 9 daysOct 19, 2026
Camp Lejeune Shower Services
Dept of Defense · Dept of the Army
Environmental & natural resourcesSmall business
Due in 12 daysOct 22, 2026
BPA-Portable Restroom Rentals
Dept of Defense · Dept of the Navy · Indian Head, MD
✦ Naval Surface Warfare Center Indian Head Division (Maryland) wants to set up Blanket Purchase Agreements (BPAs) with companies that provide portable restroom rental services.
Environmental & natural resources
Due in 764 daysNov 12, 2028

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Similar small businesses

Other small businesses with the same primary NAICS code (562991) that have won federal contracts, starting with Maryland:

Glenchoice Management LLC, Essex, MD
Mysty Sloan, Grantsville, MD
Robert F. Beall & Sons, Inc., Millersville, MD
Wabash Consultants, LLC, Great Falls, VA
P.U. Septic Service, Inc., Somerton, AZ
Lane Services LLC, Phenix City, AL

Frequently asked questions

What is Mayes Septic & Port a Pots, LLC's CAGE code?

Mayes Septic & Port a Pots, LLC's CAGE code is 82HM0. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.

What is Mayes Septic & Port a Pots, LLC's UEI?

Mayes Septic & Port a Pots, LLC's Unique Entity ID (UEI) is UP28U6CLNLL1. SAM.gov assigns the UEI, and it identifies the business across the federal government.

Is Mayes Septic & Port a Pots, LLC's SAM.gov registration active?

Yes, as of the latest SAM.gov public data, Mayes Septic & Port a Pots, LLC's registration is active through feb 2, 2027. Registrations are renewed every year.

Is Mayes Septic & Port a Pots, LLC a small business?

Mayes Septic & Port a Pots, LLC is registered on SAM.gov as small under 1 NAICS code, including its primary code, 562991. Size is set per NAICS code, so a business can be small for some contracts and not others.

Keep going

Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To ask us to remove this page, email hello@fedready.us.