Garold Hamilton P.E. LEED®

Garold “Gary” Hamilton is a principal and the healthcare engineering lead in the D.C. Office for SmithGroupJJR. He is a licensed professional engineer in the United States, as well as in the United Kingdom. He has over 17 years of experience in the design and analysis of HVAC systems for a variety of market sectors, but with special focus on healthcare facilities. He is a LEED AP and has designed over 15 projects that achieved LEED-certified status. Hamilton is also a certified commissioning authority with the AABC Commissioning Group (ACG). He is an active member of ASHE and is an ASHE volunteer with responsibility in assisting ASHE with providing peer support and assisting in special projects. His major clients include Trinity Health/Holy Cross Hospital; Highland Community Hospital; Hattiesburg Clinic, Kaiser Permanente, Unity Healthcare; the NAVFAC, VA Hospitals; and the University of Virginia Health System. Email him at, visit for more details of his projects.


Do No Harm: Protecting IAQ In Health Care Settings

Day-to-day operations and the occasional renovation create two sets of distinct threats to IAQ and patient health.
By Garold Hamilton P.E. LEED®
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Day-to-day operations and the occasional renovation create two sets of distinct threats to IAQ and patient health. From monitoring stations and magnehelic pressure gauges to multiple resources for design and O&M guidance, the author points to recent projects and current wisdom to create a valuable resource.
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Modular Central Utility Plants: A Different Approach

By Garold Hamilton P.E. LEED®
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Done right, going modular can be a good fit for hospitals in search of efficiency. From design to specification to pre-shipment, the process demands engineering attention to the right details at the right times. Get a designer’s notes from experience and learn how to take advantage of what a modular central plant can offer.
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Air Filtration in Health Care Facilities

By Garold Hamilton P.E. LEED®
Just what the doctor ordered: specifics on pre-filters, after-filters, AHU tips, and more to meet critical IAQ goals and prevent that ventilation system from operating in a “fog.”
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