Our Story

CAS Design & Renovation began with a commitment to quality and thoughtful, smart design. Today we are a trusted team of contractors, engineers, and skilled craftsmen delivering custom millwork, mechanical systems, and signage for commercial, industrial, and residential projects. We combine practical skill with creative problem‑solving to bring each client’s vision to life. Contact us to discuss your next project.

With over 20 years’ experience, we provide plan layout, detailed 3D design, engineering drawings, and full submission services for complete renovations. We primarily serve offices, clinics, retail spaces, restaurants, and bubble tea shops, tailoring solutions to each sector’s specific needs. Our team holds $500,000 in insurance and WSIB coverage and includes licensed trades for sprinklers, HVAC, gas, plumbing, electrical, and alarm systems.

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Design team provides personalized, one-on-one service to ensure your space reflects the distinctive style of your home or company while meeting the practical functionality required for both business operations and everyday living. Comprehensive layout plans, multiple 3D views, and photorealistic 3D visualizations allow our clients to clearly envision the completed project; the final appearance, ease of use, and functional flow will be presented precisely as we all expect.

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Engineering team will calculate the most effective solutions and provide detailed cost estimates to keep the contract within your budget. This work covers architecture, structural, mechanical, and fire routes, ensuring all technical aspects are coordinated. We will prepare and submit complete permit packages, maintain clear, consistent communication with city officials, and manage the project through every phase to ensure a smooth start, steady progress, and final inspection with sign-off.

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Efficient Team will complete all work

Renovations including framing and structural work, ceilings, and drywall (including painting, millwork, paneling, and wall tiles). Flooring options: engineered wood, hardwood, vinyl laminate, and tile. Custom cabinetry and trim: crown molding, baseboards, casings, and shoe molding. Exterior work: decks, porches, fences, and fence posts. We also refinish wood doors and staircases. All work is scheduled and completed within the estimated timeline for best results.

Our mechanical team handles all city and engineer inspections. We quickly diagnose issues, find root causes, and make clear, practical repair plans. We fix problems efficiently and consistently, delivering professional, high-quality workmanship.

We manage all rough-in and final inspections with complete required steps to meet legal and business requirements.

Also provide a range of additional services, including custom displays and large-format printing, professional signage and precision CNC cutouts, window tinting and security film, along with reliable, high-quality products and dedicated installation and support.

Our Service Areas:

Toronto, Woodbridge, Thornhill, Richmond Hill, Aurora, Schomberg, Pottageville, Tottenham, Barrie, Bolton, Caledon, Kettleby, King City, Bradford, Aurora, and Newmarket, along with surrounding communities and nearby suburbs

Whether you are planning to build a new business facility or a custom home, CAS Contracting is ready to guide you through every step of the process and deliver outstanding, lasting results. Connect with our team today to learn more about how we can support your project and bring your vision to life.