Septic System Design
Complete OSSF design packages drawn for your lot, soil, and home — ready for permitting.
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Septic system design, site evaluations, and permitting support for Greenville-area homes and builders. Request an evaluation online, or call and talk to a person.
One call or one form — we handle the rest.
Complete OSSF design packages drawn for your lot, soil, and home — ready for permitting.
Request service
On-site evaluation of soil, setbacks, and layout options before you build or buy.
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Written evaluations for real-estate closings, lenders, and county requirements.
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We prepare the paperwork and walk your application through the county process.
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Full pump-out and cleaning for conventional and aerobic tanks.
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Scheduled inspections and maintenance that keep your system running right and its paperwork in order.
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The form takes about a minute; we confirm by text or phone.
You get a scheduled window and a heads-up when we're headed your way.
The work is done, the system is checked, and your paperwork stays in order.
Most customers in Greenville find a business like Collin County Septic Design & Evaluation through a Google search. This page is designed to be that findable front door — your services, your phone number, and a way to reach you online, day or night.
(903) 203-8250 in the header, the contact section, and a tap-to-call bar on phones.
The form below takes the customer's details even when you can't stop to answer the phone.
After each job, the site asks happy customers for a Google review — the proof future customers search for.
Tell us what you need and we'll call back with next steps and a quote — usually the same business day.
Greenville and the surrounding area
Not sure if you're in range? Call (903) 203-8250 and ask — if we can't help, we'll point you to someone local who can.