Master of Science in Green Building & Sustainable Design, San Francisco Institute of Architecture
Bachelor of Arts in Economics, Trinity College

Primary Disciplines

Commissioning, Energy Analysis, Financial Analysis, High- Performance Building Design, and Sustainability

Building Specialties

Academic, Museum, Performing Arts, and Residential

Years of Experience

Practicing Since 2004


LEED AP by the US Green Building Council


American Society of Heating, Refrigerating and Air- Conditioning Engineers (ASHRAE)
Association of Energy Engineers (AEE)

David J. MacKay, LEED AP, BEMP, BCxP 

Principal, High-Performance Building Specialist

David is an associate and experienced energy management professional with expertise in energy auditing, building commissioning, building energy modeling, LEED consulting, energy procurement consulting, and energy reduction plan development. He has extensive technical training and several esteemed industry certifications. David joined Kohler Ronan after having served several years at an independent consulting practice which he created to address deficiencies in building design and construction methodology. His focus is to deliver cost-effective, high-performance building solutions that exceed client expectations.

Project Experience

New York Public Library (SASB)

Stephen A. Schwarzman Building (SASB)

New York Public Library (SNFL)

The Stavros Niarchos Foundation Library (SNFL)

FactSet Headquarters

Headquarters Relocation

Hispanic Society of America Museum & Library

Master Plan Study

University of Virginia Rotunda Restoration

Rotunda Restoration

Guilford High School

Far Brook School

Science & Environmental Studies and Music & Arts Buildings

New Mexico State University Center for the Arts

Center for the Arts

Sacred Heart University Jorge Bergoglio Residence Hall

Jorge Bergoglio Residence Hall

Collegiate School

11-story New Construction