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Business Details
16 Years
experience
Award-Winning Custom Home & Commercial Building Design
Designs by Santy is an accomplished building design company rooted in the Niagara region, offering specialized expertise in custom, boutique, and luxury homes alongside small commercial projects. With nearly two decades of professional experience, our founder, Santy Yeh, has earned industry recognition through numerous awards and features in publications across the Golden Horseshoe. As a BCIN-registered firm, we utilize industry-leading 3D CAD software to create comprehensive models that enable precise visualization and refinement of each project. Our approach prioritizes collaboration, working closely with clients from initial concept to permit-ready plans to ensure designs reflect their unique lifestyle and aesthetic vision.

Our portfolio showcases award-winning work, including modern luxury residences, heritage-compatible renovations, and innovative commercial spaces. By blending ingenuity with intentionality, we transform client aspirations into tangible, elegant solutions. Our commitment to precision, professionalism, and inspired design has established us as a trusted partner for discerning clients seeking exceptional building design services.
Services
Custom Home Design Renovations Additions Commercial Design 3D CAD Visualization
Details
  • Year established: 2010
Highlights and features
  • Over 20 years of professional experience in luxury home design
  • Award-winning designs recognized by Niagara Home Builders' Association
  • BCIN-registered experts ensuring code compliance
  • Industry-leading 3D CAD visualization for precise project previews
  • Personalized collaboration from concept to permit-ready plans
Associations and certifications
  • BCIN
What people say
Award-winning designs Personalized approach Technical expertise Attention to detail Successful vision realization
Services
Custom Home Design
We create bespoke luxury residences tailored to individual lifestyles and preferences. Our process integrates client vision with technical precision, utilizing 3D CAD technology to refine spatial layouts, material selections, and architectural details. Each design balances aesthetic elegance with functional practicality, ensuring compliance with local building codes and sustainability standards.
Renovations
Our renovation services transform existing spaces into modern, functional environments while preserving structural integrity. We specialize in heritage-compatible upgrades and contemporary overhauls, employing 3D visualization to test design options before implementation. Projects range from kitchen/bathroom updates to full-scale home transformations within budget and timeline constraints.
Additions
We design seamless home extensions that enhance living space and property value. Our team addresses zoning regulations and structural compatibility while creating additions that harmonize with original architecture. Services include second-story builds, sunroom installations, and functional layout reconfigurations using precision 3D modeling.
Commercial Design
Our commercial design services cater to small businesses requiring functional, code-compliant spaces. We specialize in retail fit-outs, office layouts, and mixed-use developments that balance brand identity with practical workflow requirements. Projects incorporate accessibility standards and energy-efficient solutions tailored to operational needs.
3D CAD Visualization
We employ advanced 3D CAD software to create photorealistic project previews, enabling clients to explore design options before construction. This technology facilitates real-time adjustments to spatial configurations, material finishes, and lighting scenarios, reducing costly revisions during the building phase while ensuring alignment with client expectations.
People
Santy Yeh
Principal Architect
Santy Yeh, a Ryerson University graduate with 20+ years in architectural design, founded Designs by Santy in 2010 after leading Mountainview Homes' residential department for 12 years. His work, inspired by Frank Lloyd Wright, has earned multiple Niagara Home Builders' Association awards.
Questions
What types of projects does Designs by Santy specialize in?
We focus on custom luxury homes, renovations, additions, and small commercial projects, with expertise in both contemporary and heritage-compatible designs.
How does 3D CAD visualization benefit my project?
Our 3D modeling allows real-time design adjustments, reducing errors and ensuring your vision aligns with technical requirements before construction begins.
Are you licensed to work in the Niagara region?
Yes, we are BCIN-registered and fully compliant with Ontario building codes and Niagara region-specific regulations.
Can you handle heritage property renovations?
Yes, we specialize in heritage-compatible upgrades, including Peter J. Stokes Heritage Commendation-winning projects that balance modern functionality with historical integrity.
What areas do you serve?
We primarily serve Niagara Region, including St. Catharines, Niagara-on-the-lake, Beamsville, and Pelham, with select projects across Ontario.
Do you offer consultation services?
Yes, we provide complimentary initial consultations to discuss your project vision, budget, and timeline before developing customized design solutions.
Reviews (1)
Vincelepore
Oct 15, 2020 Report
I used santy to design my wife and mine dream house. We told him what we wanted in the house and he made magic happen. The design he came up with was beautiful. My wife and I couldn't be happier with santy and the design he came up with. He was able to take what we said and put it to paper and make our dreams come true.He is professional and his price was very reasonable. We strongly recommend you give him a try to design your new house.