Septic System Design & Permit Specialists in Ottawa

BCIN-Certified Septic Designer Serving Rural Ottawa and Surrounding Communities

We provide professional septic system design, soil testing coordination, and permit-ready drawings for new homes, system replacements, and property additions across Ottawa.

✔️ Ontario Building Code compliant
✔️ Permit submission support
✔️ Independent, unbiased design
✔️ Fast turnaround times

Independent Septic Design – Not Installation

Unlike contractors who both design and install systems, Devish Design Services Inc. focuses strictly on septic system design and approvals.

That means:

• Accurate system sizing based on real site conditions

• Proper soil evaluation and code compliance

• Clear, permit-ready documentation

• No pressure to oversize or upsell systems

Our goal is simple:
Design the right system the first time — so your project moves forward without delays.

Septic Design Services for:

• New rural home construction

• Septic system replacements

• Additions requiring septic capacity review

• Severances & lot development

• Custom home builders

• Rural property owners

We regularly serve Ottawa and surrounding communities including:

Manotick, Greely, Osgoode, Metcalfe, North Gower, Carp, Cumberland, Navan, Richmond and nearby rural areas.

Our Septic Design Process:

1️⃣ Initial Consultation
2️⃣ Site Review & Soil Evaluation Coordination
3️⃣ System Sizing & Layout Design
4️⃣ Preparation of Building Permit Drawings
5️⃣ Permit Submission Support
6️⃣ Ongoing coordination with builder or installer

Clear process. No guesswork. No surprises.

Why Choose Devish Design Services:

• C.E.T. Professional Oversight

• BCIN Certified Septic Design

• Ontario Building Code Compliant

• Engineering-Level Documentation

• Clear Communication

• Competitive Flat-Rate Pricing

We understand the local approval process and work to minimize delays.

If you are searching for septic design in Ottawa, septic permit drawings, or a BCIN septic designer for a new home or replacement system, Devish Design Services Inc. provides professional, code-compliant solutions tailored to your property conditions.