Mission Green Buildings, Calgary | Team

Mission Green Buildings is a professional engineering consultancy that specializes in sustainability in the built environment.

Since 2012, we have been helping make buildings and communities better, greener, more comfortable and more resource efficient. We do this through our expertise, engineering knowledge and commitment to sustainable practices and technologies. When working with Mission Green Buildings, you will find our whole team to be dedicated, passionate, skilled, helpful, flexible, hard-working and easy to do business with.


We are committed to living and promoting sustainable initiatives. As an organization, every decision that we make is shaped by considering the impact it will make on the sustainability of our operations and our projects. We are proud to be the first JUST labeled organization in Calgary, which confirms our commitment to ethical and sustainable best practice.


Green Building Certification

We offer flexible expert guidance on certification schemes for new and existing projects including LEED, Living Building Challenge, WELL, Built Green, Green Globes, BREEAM.

Energy and Carbon Optimization

Our in-house energy modeling, energy auditing, renewable energy and Passive House expertise can make sure that your project meets its energy and carbon goals, whether it is net zero or NECB 2011 code compliance.


Commissioning and re-commissioning is all about optimizing your buildings for comfort and energy efficiency. Our team of commissioning engineers is extremely thorough and available to help you.

Research and Feasibility Studies

If you are not sure what aspect of sustainability to target, talk to us, we can either help or we know someone who can.



email | phone: (403) 400-5972

Matt Grace is President and Founder of Mission Green Buildings. He has over 23 years of experience in sustainable buildings, starting in the UK where he worked with BREEAM and researched energy efficiency and renewable energy. Matt made Calgary his home in 2007 and has excellent experience in net zero energy buildings, LEED of all types, Built Green, Living Building Challenge, WELL and many other aspects of sustainability.


Professional Designations: B.Eng (Hons), MSc, MIEMA, C.Env, LEED AP (BD+C), LEED AP (ID+C), LEED AP (ND), Green Globes Professional, P.Eng, Built Green HD Verifier, WELL AP, Chair of Built Green Technical Standards Committee, Director of Alberta Chapter of the Canadian Green Building Council.


email | phone: (587) 216-3735


Andrej Simjanov, Director of Mission Green Buildings, is technical expert in low energy design and commissioning of buildings. He has over 15 years of experience in optimizing the energy and carbon performance of new and existing buildings through hands-on application of his in-depth knowledge of HVAC, energy modeling, control sequences and commissioning of new and existing facilities.


Professional Designations: B.Sc, M.A.Sc., LEED AP, P.Eng, ASHRAE CPMP, CaGBC Technical Advisory Group, NRCan Teaching Faculty for Energy Modeling