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Be the Change.

We’re here to help you create a better world.

Create a Just and Prosperous Future, Starting Today.

Change the future today, one heart, one mind, one building, one community at a time.

McMac Cx is a mission-focused, community-facing social enterprise. We customize advanced social tech and deploy it now, allowing Creators, Inhabitants, and Influencers immediate access to healthy communities where businesses prosper, humans thrive, and nature flourishes.


What We Do


McMac Cx understands the many complexities and competing value systems preventing timely access for everyone to buildings and communities that are just and prosperous. By leveraging disruptive, forward-looking technologies, deep knowledge of building and community impacts, and ability to articulate the business cases advantages, we help create safer, healthier, more efficient, more prosperous communities.


Let's open the portal to your best futures, today. 

Our Areas of Expertise

Along with our partners, we are committed to accelerating proven sustainable betterments for our clients.

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Extensive Building Science Expertise

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Advanced Economic Modeling and Analysis of Design Alternatives

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Independent Verification of Project Team Deliverables

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Continuous Cloud Based Building Performance Data Analytics

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Continuous Indoor Environmental Quality Monitoring

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Verified International Performance Outcome Certifications

We’re ready to work with your team today.

Our Projects

We've worked with some of the best and the brightest and we look forward to adding your project to our list of accomplishments.

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Mickey Leland Federal Building, Houston TX – Certified LEED Platinum

Description: 319,366 Sqft, 14 story Office Building
Owner / Developer: General Services Administration
Architect: Gensler – Houston TX
General Contractor: Gilbane Construction – Houston TX
Role: David MacLean – MEP Project Manager – Bury CHPA

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David MacLean

Founder & President

David MacLean

Bachelor of Science, Environmental Engineering, North Carolina State University


David.MacLean@McMacCx.net

https://www.linkedin.com/in/david-maclean-54379914 


As McMac Cx Founder and President, David MacLean, is responsible for the direct management of our firm. He has over 25 years of direct experience in the Built Environment.

"I have worked with David for several years now and on numerous projects and David is always the utmost professional. He is innovative and willing to listen to new and creative ideas in our industry and then implement them into a project."

— Keith Christie, Account Executive, Digital Air Control, Inc.

Who We Work With

We're proud to partner with the following communities and organizations.

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USGBC Texas – Platinum State Partner

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ASHRAE  Houston – Chair Commissioning Committee

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Citizens Environmental Coalition (CEC) – Corporate Sponsor

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Galveston State Park – Corporate Sponsor