Licensed Septic Companies in Gresham, OR
9 septic companies serve Gresham, Oregon, and 9 of them hold a Oregon septic license or certification matched to the Oregon Department of Environmental Quality list (data as of October 2026).
9 septic companies in Gresham
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Daryl Webber
925 SE 205th Dr, Gresham, OR 97030 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #775 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Dcx, LLC
1654 NE Hacienda Ae, Gresham, OR 97030 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3661 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Igor Basarab
3412 NW 1st St, Gresham, OR 97030 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3711 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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JKR Construction LLC
PO Box 2263, Gresham, OR 97030 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #742 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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JKR Construction LLC
PO Box 2263, Gresham, OR 97030 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #743 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Pilot Environmental
2158 SE 14th Alley, Gresham, OR 97080 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #540 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Quality Septic & Excavation LLC
PO Box 3111, Gresham, OR 97030 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #1018 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Reynolds Sewers
PO Box 1828, Gresham, OR 97030 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3552 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Williams Development LLC
30830 SE Bluff Rd, Gresham, OR 97080 · Multnomah County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3937 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
No listings match those filters.
Septic licensing in Oregon
Oregon licenses sewage disposal businesses and certifies the installers who work for them. The Oregon DEQ, Sewage Disposal Service licensing issues these credentials: Sewage disposal service license (installer, pumper); DEQ installer certification.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Gresham and whether the permit fee is in their quote.
Oregon septic licensing: agencies, license types and how to check a license →
Septic companies in Gresham: common questions
How many licensed septic companies are in Gresham, OR?
9 septic companies serve Gresham, Oregon, and 9 of them hold a Oregon septic license or certification matched to the Oregon Department of Environmental Quality list (data as of October 2026). Each license badge on this page names the agency and links to its lookup so you can confirm it.
Who licenses septic contractors in Oregon?
Oregon licenses sewage disposal businesses and certifies the installers who work for them. The licensing body is the Oregon DEQ, Sewage Disposal Service licensing.
Which companies install septic systems in Gresham?
9 listings in Gresham install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Oregon license.
How do I check a septic contractor's license in Oregon?
Use the Oregon DEQ, Sewage Disposal Service licensing's lookup (https://www.oregon.gov/deq/permits/Pages/YDO-Public-Records.aspx) and search the contractor's name or license number. Our guide to checking a septic license walks through it.