Licensed septic companies in Randolph County, Missouri

75 businesses on Missouri’s septic licensing records give Randolph County as its address.

64 registered owts installers →13 registered onsite soil evaluators →

Licensed businesses based in Randolph County

24/7 plumbology
(660) 676-3636Huntsville
InstallerLicence expires January 31, 2027
Aaron J Elgas
(573) 550-4690Auxvasse
Soil evaluatorLicence expires February 28, 2026
Accurate Bobcat Service
(573) 387-4373Auxvasse
InstallerLicence expires March 31, 2028
Accuro Services,LLC
(314) 363-4793Wentzville
InstallerLicence expires December 31, 2027
Affordable Plumbing and Septic LLC
(660) 413-2900New Cambria
InstallerLicence expires December 31, 2025
Agee plumbing
(660) 651-4701Moberly
InstallerLicence expires September 30, 2027
Agee Plumbing
(660) 651-0344Huntsville
InstallerLicence expires April 30, 2026
All Clear Pumping & Sewer
(573) 634-0165Centertown
InstallerLicence expires January 31, 2026
All Over the House
(573) 864-0068Columbia
Soil evaluatorLicence expires April 30, 2028
Arthur Ratliff Tree and Stump Removal
(573) 446-2266Columbia
InstallerLicence expires January 31, 2028
Benjamin Mocarski
(630) 699-2435Columbia
Soil evaluatorLicence expires May 31, 2028
Bio-Gard Inc
(573) 442-0692Columbia
InstallerLicence expires March 30, 2027
Blacktop, LLC
(417) 533-4026Lynchburg
InstallerLicence expires May 31, 2028
Brandl's Construction Services LLC
(573) 301-7148Fulton
InstallerLicence expires April 30, 2027
Brookside General Contracting
(573) 999-9337Auxvasse
InstallerLicence expires January 31, 2028
C.L. Richardson
(573) 682-4452Ashland
InstallerLicence expires April 30, 2027
C&H Septic Service's
(660) 263-7901Moberly
InstallerLicence expires July 31, 2026
Carter Concrete & Excavating
(573) 881-6333Harrisburg
InstallerLicence expires February 28, 2026
Castle Custom Homes
(573) 356-1050Columbia
InstallerLicence expires September 30, 2026
Central Missouri Home Inspections LLC
(573) 289-7077Columbia
InstallerSoil evaluatorLicence expires April 30, 2026
Courtney Construction LLC
(417) 926-1479Mountain Grove
InstallerLicence expires January 31, 2027
Cutting Edge Excavating LLC
(660) 676-9774Centralia
InstallerLicence expires May 31, 2026
D & L Trenching
(660) 651-6925Huntsville
InstallerLicence expires March 31, 2026
DB Plumbing LLC
(573) 721-2705Paris
InstallerLicence expires April 30, 2027
Diversified Excavating LLC
(573) 881-0099Columbia
InstallerLicence expires February 28, 2027
DJV Construction
(573) 735-3011Monroe City
InstallerLicence expires August 31, 2027
Donaldson Excavating
(573) 473-5575Mexico
InstallerLicence expires October 31, 2025
Double D. Dirtworks LLC
(573) 999-7224Fayette
InstallerLicence expires December 31, 2026
Double J Excavating
(573) 489-3112Clark
InstallerLicence expires January 31, 2026
Elijah's Brook, Inc
(573) 541-7645Taylor
Soil evaluatorLicence expires March 31, 2026
Elite Wastewater Solutions LLC
(573) 687-7011Sturgeon
InstallerLicence expires March 31, 2028
Feyerherm Soil Evaluation
(913) 634-3175Columbia
Soil evaluatorLicence expires September 30, 2025
Fox Soil Evaluations
(310) 746-7065Columbia
Soil evaluatorLicence expires June 30, 2026
Gallop Excavating LLC
(660) 651-8167Madison
InstallerLicence expires May 31, 2028
GBK Excavating
(573) 239-2215Sturgeon
InstallerLicence expires May 31, 2026
Good Neighbor Soil Evaluators
(443) 567-3536Hallsville
InstallerSoil evaluatorLicence expires January 31, 2026
H & H Construction
(660) 291-8522Madison
InstallerLicence expires October 31, 2025
Hardcore Excavating
(573) 356-9930Boonville
InstallerLicence expires May 31, 2027
Haskamp Excavation
(573) 825-3878Rocheport
InstallerLicence expires May 31, 2026
Haskamp Excavation
(573) 825-3878Columbia
InstallerLicence expires May 31, 2028
Henry Excavating
(573) 466-6016Auxvasse
InstallerLicence expires February 28, 2028
Jeff Davis Trucking & Excavating
(660) 651-3658Macon
InstallerLicence expires February 28, 2026
K&P Services LLC
(816) 854-9091Blue Springs
InstallerLicence expires August 31, 2028
Keith March Exacavting & Trucking LLC
(660) 385-5304Macon
InstallerLicence expires August 31, 2026
Kevin Sublett Excavating
(573) 808-5703Harrisburg
InstallerLicence expires May 31, 2027
Kleinsorge Construction LLC
(573) 473-8893Mexico
InstallerLicence expires August 31, 2028
M.H. Inspection Services L.L.C
(573) 721-3816Perry
Soil evaluatorLicence expires December 31, 2027
MasterTech Plumbing
(573) 445-7283Columbia
InstallerLicence expires October 31, 2026
Mid-MO Complete Septic Services LLC
(660) 676-3676Moberly
InstallerLicence expires January 31, 2028
Milam Contracting
(573) 999-0675Columbia
InstallerLicence expires January 31, 2026
National Property Inspections COMO
(573) 569-9622Columbia
InstallerLicence expires September 30, 2028
Post Contract Services
(573) 489-2601Ashland
InstallerLicence expires October 31, 2026
Powers Construction LLC.
(573) 657-4105Hartsburg
InstallerLicence expires February 28, 2027
Pro Plumbing Inc
(660) 651-9555Huntsville
InstallerLicence expires May 31, 2026
Pro Pumping & Hydrojetting LLC
(573) 474-5489Columbia
InstallerLicence expires July 31, 2028
ProView Residential Consulting dba ProView Home In
(573) 999-5332Clark
Soil evaluatorLicence expires April 30, 2027
Psi
(660) 412-2963
Soil evaluatorLicence expires February 28, 2026
R.B. Small Excavation LLC
(660) 676-9184Moberly
InstallerLicence expires January 31, 2026
RB Small Excavation
(660) 676-9184Moberly
InstallerLicence expires August 31, 2028
Roger Morris
(573) 881-1428Ashland
InstallerLicence expires April 30, 2026
S & L Trenching
(660) 651-8004Huntsville
InstallerLicence expires August 31, 2028
S&L Trenching, LLC
(660) 676-5977Moberly
InstallerLicence expires August 31, 2028
Sam's Home & Commercial Inspectors
(573) 202-6062Vichy
InstallerLicence expires August 31, 2028
Seth Paul Excavating, Inc.
(573) 999-5509Columbia
InstallerLicence expires January 31, 2026
Sutton Excavating
(573) 881-5984Sturgeon
InstallerLicence expires September 30, 2027
Teter Plumbing
(660) 651-0785Bevier
InstallerLicence expires February 28, 2026
Teter Plumbing
(660) 591-6683Bevier
InstallerLicence expires November 30, 2026
Timothy Knoernschild - The Soilsman
(660) 281-6698Clinton
Soil evaluatorLicence expires March 31, 2026
Tony Dohmen
(573) 635-1898Jefferson City
Soil evaluatorLicence expires March 31, 2026
Tree Frog Ventures LLC
(573) 673-9929Ashland
InstallerLicence expires March 31, 2026
Turnbull Contracting, LLC
(573) 324-6922Bowling Green
InstallerLicence expires March 31, 2028
TW Colton Plumbing and Excavating Inc.
(573) 808-3518Columbia
InstallerLicence expires June 30, 2028
Wendling & Son's
(573) 489-7576Woolridge
InstallerLicence expires January 31, 2028
Whalen Services, LLC
(573) 220-2471Auxvasse
InstallerLicence expires September 30, 2028
Wood Unlimited
(573) 443-7106Columbia
InstallerLicence expires November 30, 2025

Licensed septic companies in Randolph County
Company	Licensed for	Phone	Licence expires
24/7 plumbologyHuntsville	Installer	(660) 676-3636	January 31, 2027
Aaron J ElgasAuxvasse	Soil evaluator	(573) 550-4690	February 28, 2026
Accurate Bobcat ServiceAuxvasse	Installer	(573) 387-4373	March 31, 2028
Accuro Services,LLCWentzville	Installer	(314) 363-4793	December 31, 2027
Affordable Plumbing and Septic LLCNew Cambria	Installer	(660) 413-2900	December 31, 2025
Agee plumbingMoberly	Installer	(660) 651-4701	September 30, 2027
Agee PlumbingHuntsville	Installer	(660) 651-0344	April 30, 2026
All Clear Pumping & SewerCentertown	Installer	(573) 634-0165	January 31, 2026
All Over the HouseColumbia	Soil evaluator	(573) 864-0068	April 30, 2028
Arthur Ratliff Tree and Stump RemovalColumbia	Installer	(573) 446-2266	January 31, 2028
Benjamin MocarskiColumbia	Soil evaluator	(630) 699-2435	May 31, 2028
Bio-Gard IncColumbia	Installer	(573) 442-0692	March 30, 2027
Blacktop, LLCLynchburg	Installer	(417) 533-4026	May 31, 2028
Brandl's Construction Services LLCFulton	Installer	(573) 301-7148	April 30, 2027
Brookside General ContractingAuxvasse	Installer	(573) 999-9337	January 31, 2028
C.L. RichardsonAshland	Installer	(573) 682-4452	April 30, 2027
C&H Septic Service'sMoberly	Installer	(660) 263-7901	July 31, 2026
Carter Concrete & ExcavatingHarrisburg	Installer	(573) 881-6333	February 28, 2026
Castle Custom HomesColumbia	Installer	(573) 356-1050	September 30, 2026
Central Missouri Home Inspections LLCColumbia	InstallerSoil evaluator	(573) 289-7077	April 30, 2026
Courtney Construction LLCMountain Grove	Installer	(417) 926-1479	January 31, 2027
Cutting Edge Excavating LLCCentralia	Installer	(660) 676-9774	May 31, 2026
D & L TrenchingHuntsville	Installer	(660) 651-6925	March 31, 2026
DB Plumbing LLCParis	Installer	(573) 721-2705	April 30, 2027
Diversified Excavating LLCColumbia	Installer	(573) 881-0099	February 28, 2027
DJV ConstructionMonroe City	Installer	(573) 735-3011	August 31, 2027
Donaldson ExcavatingMexico	Installer	(573) 473-5575	October 31, 2025
Double D. Dirtworks LLCFayette	Installer	(573) 999-7224	December 31, 2026
Double J ExcavatingClark	Installer	(573) 489-3112	January 31, 2026
Elijah's Brook, IncTaylor	Soil evaluator	(573) 541-7645	March 31, 2026
Elite Wastewater Solutions LLCSturgeon	Installer	(573) 687-7011	March 31, 2028
Feyerherm Soil EvaluationColumbia	Soil evaluator	(913) 634-3175	September 30, 2025
Fox Soil EvaluationsColumbia	Soil evaluator	(310) 746-7065	June 30, 2026
Gallop Excavating LLCMadison	Installer	(660) 651-8167	May 31, 2028
GBK ExcavatingSturgeon	Installer	(573) 239-2215	May 31, 2026
Good Neighbor Soil EvaluatorsHallsville	InstallerSoil evaluator	(443) 567-3536	January 31, 2026
H & H ConstructionMadison	Installer	(660) 291-8522	October 31, 2025
Hardcore ExcavatingBoonville	Installer	(573) 356-9930	May 31, 2027
Haskamp ExcavationRocheport	Installer	(573) 825-3878	May 31, 2026
Haskamp ExcavationColumbia	Installer	(573) 825-3878	May 31, 2028
Henry ExcavatingAuxvasse	Installer	(573) 466-6016	February 28, 2028
Jeff Davis Trucking & ExcavatingMacon	Installer	(660) 651-3658	February 28, 2026
K&P Services LLCBlue Springs	Installer	(816) 854-9091	August 31, 2028
Keith March Exacavting & Trucking LLCMacon	Installer	(660) 385-5304	August 31, 2026
Kevin Sublett ExcavatingHarrisburg	Installer	(573) 808-5703	May 31, 2027
Kleinsorge Construction LLCMexico	Installer	(573) 473-8893	August 31, 2028
M.H. Inspection Services L.L.CPerry	Soil evaluator	(573) 721-3816	December 31, 2027
MasterTech PlumbingColumbia	Installer	(573) 445-7283	October 31, 2026
Mid-MO Complete Septic Services LLCMoberly	Installer	(660) 676-3676	January 31, 2028
Milam ContractingColumbia	Installer	(573) 999-0675	January 31, 2026
National Property Inspections COMOColumbia	Installer	(573) 569-9622	September 30, 2028
Post Contract ServicesAshland	Installer	(573) 489-2601	October 31, 2026
Powers Construction LLC.Hartsburg	Installer	(573) 657-4105	February 28, 2027
Pro Plumbing IncHuntsville	Installer	(660) 651-9555	May 31, 2026
Pro Pumping & Hydrojetting LLCColumbia	Installer	(573) 474-5489	July 31, 2028
ProView Residential Consulting dba ProView Home InClark	Soil evaluator	(573) 999-5332	April 30, 2027
Psi	Soil evaluator	(660) 412-2963	February 28, 2026
R.B. Small Excavation LLCMoberly	Installer	(660) 676-9184	January 31, 2026
RB Small ExcavationMoberly	Installer	(660) 676-9184	August 31, 2028
Roger MorrisAshland	Installer	(573) 881-1428	April 30, 2026
S & L TrenchingHuntsville	Installer	(660) 651-8004	August 31, 2028
S&L Trenching, LLCMoberly	Installer	(660) 676-5977	August 31, 2028
Sam's Home & Commercial InspectorsVichy	Installer	(573) 202-6062	August 31, 2028
Seth Paul Excavating, Inc.Columbia	Installer	(573) 999-5509	January 31, 2026
Sutton ExcavatingSturgeon	Installer	(573) 881-5984	September 30, 2027
Teter PlumbingBevier	Installer	(660) 651-0785	February 28, 2026
Teter PlumbingBevier	Installer	(660) 591-6683	November 30, 2026
Timothy Knoernschild - The SoilsmanClinton	Soil evaluator	(660) 281-6698	March 31, 2026
Tony DohmenJefferson City	Soil evaluator	(573) 635-1898	March 31, 2026
Tree Frog Ventures LLCAshland	Installer	(573) 673-9929	March 31, 2026
Turnbull Contracting, LLCBowling Green	Installer	(573) 324-6922	March 31, 2028
TW Colton Plumbing and Excavating Inc.Columbia	Installer	(573) 808-3518	June 30, 2028
Wendling & Son'sWoolridge	Installer	(573) 489-7576	January 31, 2028
Whalen Services, LLCAuxvasse	Installer	(573) 220-2471	September 30, 2028
Wood UnlimitedColumbia	Installer	(573) 443-7106	November 30, 2025

Who handles septic permits in Randolph County

Missouri registers the individual installer and records the counties they serve. Your local health authority permits the system itself, and in some counties runs its own additional requirements on top.

How to verify a septic licence before you hire →

Licensed companies in neighbouring counties

A Missouri septic licence is valid statewide, so a company listed in an adjoining county can legally do the work in Randolph County.

Records as published August 26, 2026. A licence can lapse at any time — confirm with Missouri DHSS, or the state's own published registration data before hiring. Report a correction.