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Over a Decade of Industry Experience
With 12+ years in the field, we bring deep knowledge and proven expertise to every project we take on.
Locally Owned, Community Driven
We’re proud to be a local business that values strong relationships and personalized service for every client.
Detail-Oriented, Quality-Focused
From the first consultation to the final walkthrough, we prioritize craftsmanship, communication, and clean execution.
About Greywall Designs
Architectural Vision Backed by Experience
“Design is more than lines on a page — it’s the foundation of how people live, move, and grow within a space. We’re here to make that foundation strong, smart, and lasting.” – Pawan Grewal, Founder
Greywall Designs is a GTA-based architectural and structural design firm led by Pawan Grewal. With 12+ years of hands-on experience, we specialize in designing residential and commercial spaces that are both stylish and structurally sound.
From legal basement conversions to custom home designs, our work is rooted in building code compliance, modern design principles, and smart functionality. We don’t just draw plans—we guide you through the entire process, from initial sketches to final city approval.
About Us
Coordinate Home and Future
Our Vision
To become a trusted name in our industry by setting the standard for craftsmanship, service, and reliability — and by building long-term relationships through work that speaks for itself.
Our Mission
Our mission is to deliver high-quality, detail-oriented work with integrity and professionalism. We aim to understand each client’s unique needs and provide solutions that are thoughtful, efficient, and built to last.
Versatile Project Expertise
From residential builds to commercial and community spaces, we deliver consistent quality across a wide range of project types.
Trusted by Local Professionals
Our work is relied on by architects, developers, and property owners who value results that stand the test of time.
Clean, Organized Worksites
We take pride in maintaining safe, tidy environments — respecting your space throughout every stage of the project.
Permits, Codes & Compliance
We handle everything with precision, ensuring all work meets municipal standards, zoning requirements, and building regulations.
Milestones that define us
Years of Experience. Projects That Matter. Clients Who Trust.
2024 – Over 80 Permit Approvals Secured
Successfully submitted and approved over 80 permit drawings across the GTA.
2018 – Recognized by Ontario Building Association
Received industry recognition for excellence in residential design innovation.
2021 – Expansion to Full Structural Design
In-house structural consulting services for residential and commercial builds.
2010 – First Legal Second Unit Project Completed
Helped legalize one of the earliest second units in Brampton under new by-laws.
Faqs
Frequently Asked Questions
We serve the entire Greater Toronto Area, including Brampton, Mississauga, Caledon, Vaughan, Scarborough, and surrounding regions.
Yes, we specialize in legal second-unit designs across the GTA. We ensure your basement apartment meets all zoning, fire safety, and building code requirements.
Yes, we specialize in structural and architectural plans for room additions, including second-storey builds over garages. We ensure the designs are safe, functional, and meet zoning and structural requirements.
Absolutely. For select projects, we provide 3D models and renderings to help you visualize the final space before construction begins. This is especially helpful for custom homes and major renovations.
Consultation & Site Review
We begin with a detailed discussion and on-site evaluation to understand your goals, space, and requirements.
Professional Design & Drafting
Our team creates architectural and structural drawings tailored to your project—including everything needed for permit submission.
Permit Submission & Revisions
We assist with city submissions, handle revisions, and provide ongoing support until your permit is approved and you’re ready to build.
Municipalities We Work With.
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Interior Layout Refiguration
Optimize Your Space Without Expanding Your Footprint
Whether you’re opening up a kitchen, relocating a staircase, or converting a closed-off room into open-concept living, we redesign interior layouts to better reflect how you live. Our structural team ensures all modifications meet safety codes while maximizing functionality and flow within your existing space.
Testimonials
What Our Clients Say
Our Contact
Get In Touch
Let’s Design what’s next
From permits to finished plans, we’re here to help you build smarter in the GTA.
Greywall Designs is a GTA-based architectural and structural design firm with 12+ years of experience. We specialize in residential and commercial drawings, permit approvals, and custom design solutions that bring smart, modern spaces to life.
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"Greywall Designs handled everything from the layout to the permit approvals for our basement apartment. Pawan and his team made the process smooth and stress-free. Highly recommend for anyone legalizing a second unit in the GTA."
Kyke Su Markham, ON