A little about us….

The Architect Builders Collaborative Inc was created in 2009 with a vision to fight climate change through transforming our built environment with creative design. We believe that our homes and workplaces should be healthy, comfortable, efficient, and above all beautiful spaces to be in. Making, maintaining, and using our buildings should be a pleasure, and a benefit to both the people in our lives and the planet we all share.

We respond to our Clients needs and wishes with designs that respect the location, orientation, natural and cultural features of the site. Applying our creative design and experience to your project, we strive to build no more than what you need. Our Clients usually find that they can actually build less, but thus afford better quality as a result of our design work.

We take great care to create beautiful, healthy indoor environments. We avoid known toxic materials and will always recommend the environmentally preferable solution. When there are cost implications to our choices, we will be clear about your options and offer alternatives to suit your budget.

Ultimately, we believe that great design should be green design and there is no need to choose between them.

These Core Values are the foundation upon which we build our projects, business, and reputation:

  • Beauty
  • Health
  • Improving our environment
  • Social responsibility
  • Excellence in Customer Service

Meet our team of talented Green Architects & Designers

Daniel Hall, O.A.A.

Principle Architect & Director of Design

  • As a licensed Carpenter and Architect, Daniel brings a unique perspective from his 15 years hands-on experience building prior to 19 years and counting in architecture. He has a deep rapport with builders and is adept at drawing on the knowledge and skills of the tradespeople that will be building your new premises.
  • Like all of the team at TABC, Daniel is passionate about green design. He will advise you on the best approaches, materials, and decisions to ensure that your finished offices are healthy, welcoming spaces, keeping in mind the impact on budget and schedule.


Architect & Senior Designer

Ana joined The Architect Builders Collaborative in 2020, bringing her commitment to sustainable design and project management knowledge. With over 10 years of experience, Ana brings a focus on creating healthy and functional buildings, made for any budget. Ana’s problem solving and creative thinking leads to better projects and highly satisfied Clients.

Ana is a licensed architect in Spain and Ontario, and a Certified Passive House Designer (CPHD) with the Passivhaus Institut. Ana has been involved in a wide range of projects including multi-unit and single residential buildings, commercial, institutional, and interior commercial fit-out projects.

James Mallinson, OAA, MRAIC, CPHD, LEED AP

Architect & Senior Designer

James joined TABC in July 2021 with a 17 year background in post-secondary education, community centre and healthcare work. He has experience in developing complex projects with diverse client groups, project teams, and complicated construction approvals. Familiar with the many processes that give shape to projects, James is an attentive listener who is ready to work creatively with you to bring your project to life.

James is a licensed architect in Ontario and a Certified Passive House Designer and is committed to designing and building conscientiously, sustainably and appropriately. James has spearheaded sustainability and quality control initiatives in past offices and played an active role in mentoring younger staff.

Paul Dowsett, OAA

Architect & Senior Designer

Paul is the founding Principal Architect of Sustainable. At the core of Paul’s philosophy and practice is the belief that design and construction solutions should be Simple, Sensitive, and Sustainable – and that they should be fully engaged with the community.

With more than three decades of local and international residential, institutional, and commercial sustainable design and project leadership experience, Paul is uniquely qualified to lead a highly collaborative design team for projects of diverse scales, types, and complexities.

Jennifer Malka, B.A.S.

Intermediate Designer

Born in Toronto’s east end, Jennifer obtained her degree from the University of Waterloo’s School of Architecture. She joined TABC in 2021 bringing with her over 10 years experience in the field of heritage architecture where she worked on the preservation and adaptive reuse of many of Toronto’s historic buildings.

Jennifer is also an amateur artist and mother of three. She enjoys the collaboration involved in designing functionally tailored spaces for families and invested clients. She is passionate about energy efficiency and creating healthier environments full of natural light and clean air.

Gabe Szombathelyi, M.Sc

Architectural Technologist & BIM Manager

Gabe moved from Europe to join TABC in early 2020. With a background in Architectural Technology and a Master’s degree in Sustainable Building he brings green concepts to life through building science led detailed design. Gabe has a particular interest in building performance and passive design strategies.

Having worked for a major architectural software company he also looks after TABC’s BIM process and ensures that we use our software in the most efficient way. As the office’s IT guru he’s also responsible for keeping our computers running.

Andrea Krejcik

Intermediate Designer

Andrea is designer who has worked at international offices in Toronto,  Seattle, San Francisco, and Honolulu.  Her work has focused on hospitality, boutique hotel and custom residential design with a passion for sustainable integration.  Having a love for nature, Andrea always looks for ways to thoughtfully combine the natural world into our built environment, creating healthier uplifting spaces for all.

Being a graduate from the University of Waterloo and having worked in diverse architectural environments, Andrea is passionate to share her design knowledge and architectural problem solving skills in creating beautiful, sustainable and energy efficient spaces. 

Hannah Spasov

Intern Architect, M.Arch, she/her

Hannah is a recent Master of Architecture and Collaborative Water Program graduate from the University of Waterloo. She has over four years of experience working in various architecture offices in Canada and the Netherlands. She joined TABC in 2018 and has worked on numerous projects in both rural Ontario and in the Toronto-area.

Growing up near the Ganaraska Forest, Hannah has a passion for nature and local history. As for architecture, she is interested in sustainability, energy efficiency, environmental issues, and social equity in design.

Elaine Nahli

Co-op Architectural Science Student

Elaine completed her third year studying Architectural Science at Toronto Metropolitan University, previously known as Ryerson University. Her interests mainly consist of sustainability and the environment, with goals to continue working in an industry relating to building science and sustainable architecture.

At TABC she uses her graphic and design software knowledge to support TABC’s team, and is excited to continue learning about green design and sustainable alternatives.

Emma Chudoba

Co-op Architectural Science Student

Emma is a Toronto Metropolitan University Architectural Science Co-op student. She is working at The Architect Builders Collaborative, eager to dive into sustainable and green design. Her experience in the Architectural Science program has given her building science knowledge that she looks forward to building on during her work terms. Her passion for architecture stems from her various visits to visit her family in Germany.

Emma supports The Architect Builders Collaborative with her experience in design, rendering and drafting skills. She is very enthusiastic to learn more about sustainable and passive design that she hopes will one day be the standard building practice.

Myfanwy Cappel

Administration Assistant

Myfanwy joined TABC in 2021 as an administrative assistant. Having finished her Bachelor of Arts in 2020 she was happy to join the team and put her organizational talents to use. 

Myfanwy helps behind the scenes at TABC to ensure that the company runs smoothly as it can. She has learned a lot about architecture and what green design means to her personally. Myfanwy is excited to continue to learn about architecture and the environment as she works at TABC.

Kim-Marie Degenkolb

Junior Designer

Kim is a German-born designer and problem-solver with a passion for environmentally responsible design. Having grown up in Germany, Kim has been exposed to both North American and European Architecture education and practice.

As a recent graduate of Toronto Metropolitan University’s Architectural Science Co-op program, she has gained a great amount of knowledge in building science and sustainable design.

Kim is supporting The Architect Builders Collaborative with her design, drafting, and rendering skills in various laneway housing projects as well as with the exploration of a shift to modular design. She is eager to continue exploring new building technologies to contribute to a greener future.

Can you see yourself on our team?

Check out our Careers page to see if we’re hiring!