On-Site Sewage Facilities (OSSF) Installers

The Comal County Engineer's Office does not endorse or promote any particular OSSF Installer. This list is provided solely as a courtesy to the public.

To inquire about being added to this list, please email us your contact information, and which list you are wanting to be added to.

A & R Septic Service

    • Tyler B. Mason
    • 2102 Oak Valley Dr
    • New Braunfels, TX 78132
    • License: OS0034358
    • Phone: (830) 837-0050
    • phonePhone

AAMS Wastewater

Aerobic Services of South Texas

Affordable Septic Systems

    • John V. Sandoval
    • P.O. Box 4132
    • Bergheim, TX 78004
    • Phone: (800) 292-0056
    • phonePhone

Always On The Level

Aqua Tech

AusTex Development

Backhoe Bob Tractor Services, Inc.

Baker Septic Service, LLC

Batey Construction

    • Randy Batey
    • 18221 FM 306
    • Canyon Lake, TX 78133
    • License: OS0007881

Beck Construction

Bezdek Construction

Black River Services, LLC

Bobby Georg Construction

    • Bobby Georg
    • 30845 Georg Rd
    • Bulverde, TX 78163
    • License: OS000277
    • Phone: (830) 438-2640
    • phonePhone
    • Cell: (210) 279-3110
    • cellCell

Bull's Eye Septic Systems

    • Keith Gott
    • P.O. Box 182
    • Waring, TX 78074
    • License: OS0006286, 0024419
    • Phone: (210) 710-3350
    • phonePhone

Centex Hydro-Flo

Central Texas Septic & Aerobics

Clear Choice Septic Services

Comal Septic / Blanco Septic

Countryside Construction

Cowboy Septics & Construction

Curt Braden Contracting

D.L. Davidson Contractors

David Winters Septics / Garrett Construction

Dennis Moore Trucking

Dirt E Work

    • Francisco Garcia
    • 1621 FM 306
    • New Braunfels, TX 78132
    • Phone: (830) 625-4601
    • phonePhone

Envirowell Services

FES Construction Inc

    • Frank Oranday
    • P.O. Box 754
    • Spring Branch, TX
    • License: OS0035169
    • Phone: (210) 823-3477
    • phonePhone

Fischer Septic Systems

    • Steven Fischer
    • 490 Pfeil High Acres Rd
    • Canyon Lake, TX 78133
    • Phone: (830) 935-2326
    • phonePhone

Fisher Construction Company

    • Roy Fisher
    • P.O. Box 683
    • Boerne, TX 78006
    • License: OS271
    • Phone: (210) 317-2116
    • phonePhone
    • Cell: (830) 249-1646
    • cellCell

Flugrath Construction

    • David Flugrath
    • 1235 Lone Oak Dr
    • New Braunfels, TX 78132
    • License: OS9620, 586, 1648

Full Circle Construction Services

Hays Environmental Consulting

Heath Septic Services

    • Brian Heath Hartung
    • 3562 Still Meadow Rd
    • Seguin, TX 78155
    • License: 26225, 076

Hill Country Aerobic Systems, Inc.

Hill Country Excavation

Hurt Septic Inc.

Hutchinson Contracting, Inc.

JAJ Construction Services

JB Septic Systems, Inc.

JCN Construction, LLC

JFM Septic Systems

Keith Weidner/Weidner Construction

Ken Eastman Construction

Koehn Construction

    • Morris Koehn
    • 315 Ashley Ranch Rd
    • Seguin, TX 78155
    • Phone: (830) 379-4243
    • phonePhone

Krause & Krause Drilling & Septic Tanks

    • Steve Krause & Chad Krause
    • 1424 Churchill Dr
    • New Braunfels, TX 78130
    • License: OS0297, OS0008285
    • Phone: (830) 625-5437
    • phonePhone
    • Cell: (830) 832-0562
    • cellCell

Lawrence Excavation Inc.

Losaw Construction

LSWastewater Solutions

M & G Excavating Co.

    • Carmen Martinez
    • 1110 Red Cloud
    • San Antonio, TX 78280
    • Phone: (210) 288-8098
    • phonePhone

Matthew Carter

    • 2533 S Hwy 80
    • Luling, TX
    • License: MP0002513
    • Phone: (512) 992-5287
    • phonePhone

MJ Central Texas Septic, LLC

Parker Construction

Paul Swoyer Septics

Peter Varhol Construction

Plate's Backhoe Service

    • Stephen Plate
    • 12910 E Pittman Road
    • Adkins, TX 78101
    • License: OS653
    • Phone: (210) 649-2646
    • phonePhone
    • Cell: (210) 394-3003
    • cellCell

Professional Contract Services

Ranch Road Septic and Excavation

Riebe Construction, Ltd.

    • James Riebe
    • 149 Hwy 3351 N
    • Bergheim, TX 78004
    • License: 811
    • Phone: (830) 336-2274
    • phonePhone
    • Cell: (210) 260-9184
    • cellCell

Rio Tejas, LLC

Rocky Ridge Septic

    • David Barker
    • 2449 Rocky Ridge Loop
    • Canyon Lake, TX 78133
    • License: OS0008287

Rocky Top Construction LLC

Septic Solutions

Snowden Onsite Septic, Inc

S-N-S Backhoe Service

Sontex Properties LLC

South Texas Wastewater Treatment

Step It Up Construction

Texas Super Septic

Thalia Rivas R.S.

Thomas-N-Thomas, Inc. (T-N-T)

Tom & Jerry's Services

Van Delden Wastewater Systems

Ward's Septic Services

    • Jim Ward
    • P.O. Box 56
    • Wimberly, TX 78676
    • Phone: (512) 847-3985
    • phonePhone

Warren Construction

    • T.W. Warren
    • 4210 US Hwy 281 N
    • Spring Branch, TX 78070
    • License: OS0341
    • Phone: (830) 980-7344
    • phonePhone
    • Cell: (210) 771-7490
    • cellCell

White Construction

    • Tommy White
    • 25930 IH 10 West
    • Boerne, TX 78006
    • Phone: (830) 698-1531
    • phonePhone
    • Cell: (830) 899-2256
    • cellCell

Williams Construction

Wilton Krause Septic

    • George Grimm III OS0032686 and Sherry Grimm OS0030738
    • 6652 FM 725
    • New Braunfels, TX 78130
    • License: OS0032686, OS0030738

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