BCIN Certified · Cornwall, Ontario
Maison Design & Drafting Inc. delivers precise, permit-ready architectural drawings and design services for residential and commercial projects across Eastern and Central Ontario.
About Us
Maison Design & Drafting Inc. is a BCIN-certified design and drafting firm based in Cornwall, Ontario. We specialize in producing code-compliant, permit-ready architectural drawings for homeowners, contractors, and developers across Ontario.
Our team brings expertise in Ontario Building Code requirements, municipal submission processes, and design best practices — ensuring your project moves smoothly from concept to approved permit.
What We Do
From initial concept sketches to fully stamped permit packages — we handle the technical so you can focus on building.
Complete permit-ready drawing sets for residential and commercial projects, prepared to Ontario Building Code standards and tailored to your municipality's submission requirements.
Custom design services for new homes, detached garages, secondary suites, and infill housing — balancing your vision with functional, code-compliant execution.
Home additions, basement underpinning, second-floor additions, and interior alterations. We assess existing structures and produce the drawings your contractor needs.
Tenant improvements, change-of-use drawings, and small commercial builds. We navigate Group B, C, and D occupancy requirements with accuracy and efficiency.
Site plan drawings, lot grading sketches, and zoning compliance review to support your planning applications and minor variance requests.
Documentation of existing conditions for insurance, resale, or renovation planning purposes. Accurate, measured, and professionally drafted.
How It Works
We discuss your project goals, site constraints, budget, and timeline. No obligation — just a clear picture of what's possible.
You receive a clear written quote outlining deliverables, revisions, and turnaround time. No hidden fees.
We prepare your drawing set with code compliance checks built in at every stage. You review and approve before finalization.
Receive your complete permit package, ready to submit to your municipality. We're available to respond to any reviewer comments.
Where We Work
Based in Cornwall, we work across Ontario — from the Ottawa Valley to the GTA. We understand the unique permit and zoning landscapes of each municipality we serve, and we handle all correspondence with local building departments on your behalf.
Site visits can be arranged for projects in our primary service area. For projects further afield, we work efficiently using existing surveys, site photos, and virtual consultations.
Discuss Your LocationGet in Touch
Ready to get started, or just have questions? Reach out — we respond to all inquiries within one business day.