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Your Trusted Architectural Partner in Kitchener, ON
Martinsimmons Architects is a visionary studio dedicated to creating harmonious, memorable experiences through modern, functional, and sustainable design. With a uniquely regional aesthetic, we champion client visions throughout the design journey, transforming ordinary spaces into extraordinary built forms. Our collaborative process integrates decades of expertise in architectural services, interior design, heritage renovation, and urban planning. We prioritize sustainability, precision, and community enrichment, leveraging advanced technologies like 3D modeling to ensure accuracy and efficiency.

Recognized for award-winning projects such as the Breithaupt Block and Gaslight District, we serve Southern Ontario with a commitment to innovation, transparency, and client satisfaction. Our multidisciplinary team fosters open communication, tailored solutions, and long-term partnerships, ensuring every project aligns with evolving needs and exceeds expectations.
Services
Architectural Services Interior Design Building Measurement Master Planning Heritage Renovation
Highlights and features
  • We offer a proven collaborative process with in-house experts across disciplines.
  • Our designs prioritize sustainability, longevity, and regional aesthetic integration.
  • We leverage advanced 3D scanning and modeling for precision and efficiency.
  • Decades of experience in heritage preservation and adaptive reuse projects.
  • Award-winning portfolio reflecting deep community engagement and innovative solutions.
Associations and certifications
  • Ontario Association of Architects (OAA)
  • Royal Architectural Institute of Canada (RAIC)
  • Canada Green Building Council
What people say
Absolute pleasure Open communication Meticulous planning Professionalism and creativity Positive impact on projects
Services
Architectural Services
We provide comprehensive architectural solutions from concept to construction. Our services include feasibility studies, project management, and design tailored to client needs. With a focus on sustainability and regional aesthetics, we create spaces that enhance community living and work environments while adhering to budget and timeline constraints.
Interior Design
Our in-house interior design team integrates functionality and aesthetics from project inception. Services include material selection, lighting plans, and furniture scheduling. We ensure seamless coordination between architectural and interior elements, delivering cohesive, durable spaces that adapt to evolving client requirements and industry standards.
Building Measurement
Using advanced 3D scanning technology, we deliver precise building measurements and immersive virtual models. This service supports efficient construction planning, reduces errors, and accelerates project timelines. Ideal for renovations or new builds, our solutions ensure accuracy and cost-effectiveness across Southern Ontario.
Master Planning
We create holistic urban environments that prioritize human experience and connectivity. Our master planning integrates mixed-use spaces, heritage preservation, and sustainable infrastructure. Collaborating with engineers and landscape architects, we develop scalable, inclusive plans that anticipate future growth and community needs.
Heritage Renovation
Specializing in heritage preservation, we transform historic structures into modern, energy-efficient spaces. Our approach balances traditional craftsmanship with contemporary design, ensuring compliance with the Ontario Heritage Act while incorporating sustainable materials and accessibility features for long-term viability.
People
Jason Martin
Partner
Jason Martin co-leads Martinsimmons Architects, bringing decades of experience in sustainable design and urban revitalization. His expertise in collaborative project delivery has shaped iconic regional projects like the Gaslight District.
Jason Sweers
Partner-in-Charge
Jason Sweers oversees architectural design and project management, emphasizing innovation and client-centric solutions. He specializes in heritage renovation and has led award-winning projects such as the Old Post Office revitalization in Waterloo.
Patrick Simmons
Partner Emeritus
Patrick Simmons, a founding partner, guided the firm's growth for over 25 years. His legacy includes fostering a culture of excellence and sustainability, influencing key projects like the Breithaupt Block redevelopment in Kitchener.
Kristin Schreiner
Director of Design
Kristin Schreiner leads design initiatives with a focus on modern aesthetics and functional spaces. Her work spans corporate, institutional, and hospitality sectors, emphasizing user experience and environmental responsibility.
Greg Piccini
Studio Director
Greg Piccini manages studio operations and project execution, ensuring alignment with the firm's vision. With expertise in construction administration, he oversees technical precision and client satisfaction across diverse architectural projects.
Questions
What architectural services do you offer?
We provide full-service architecture, including design, project management, heritage renovation, and urban planning tailored to client needs.
Do you specialize in sustainable design?
Yes, we integrate eco-conscious materials and energy-efficient strategies to reduce carbon footprints and long-term operational costs.
Which areas do you serve?
We primarily serve Southern Ontario, including Kitchener, Waterloo, Cambridge, and surrounding communities.
How do you involve clients in the design process?
We use collaborative workshops, detailed consultations, and immersive 3D models to ensure client vision guides every project phase.
Can you handle heritage building renovations?
Yes, we specialize in preserving historical integrity while modernizing structures for contemporary use and sustainability.
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