What’s New at GLHN

  • Filter By:

Exploring LEED v5 with the University of Arizona: A Shift Toward Carbon-Conscious Design

August 4, 2025

by Joyce Kelly RA, CCP, CxA+BE, LEED AP BD+C   GLHN is discussing the incorporation of innovative design standards with the University of Arizona to align with the USGBC’s new LEED v5 framework. The focus is on using the enhanced energy efficiency prerequisites in LEED v5 to significantly reduce operational energy consumption and lower operations and maintenance costs for the university. Compared to LEED v4, which primarily emphasized energy cost…

read more

Rainwater Harvesting in Tucson

January 26, 2024

Implementing Rainwater Harvesting in Tucson By Madeline McCaskill + Joyce Kelly, RA, NCARB, CCP Here in Tucson, water is a sacred resource. Rain often serves as relief for the dry Sonoran Desert but unfortunately Tucson only has two seasons: a monsoon in the summer and smaller scattered storms in the winter. The summer season lasts from July to September and the winter one is in December and January. The driest…

read more

The Art & Science of Building Enclosure Design Reviews

December 7, 2023

The Art & Science of Building Enclosure Design Reviews By Joyce Kelly, RA, NCARB, CCP, GLHN + Kelly Rice, Intertek Successful commissioning of a project’s building enclosure requires an intentionally executed design review phase.  This crucial first step in the construction process establishes and reinforces owner expectations. Control layer performance, energy efficiency, indoor air quality, environmental impact, security, operability, durability, and cost are all addressed. The skills required “to establish”…

read more

Strategic Leadership Transitions

November 21, 2023

GLHN Marks Anniversary with Strategic Leadership Transitions GLHN proudly announces a series of leadership changes designed to propel the organization into its next chapter of growth and innovation. Dynamic leadership is pivotal in navigating today’s evolving AEC landscape. GLHN is pleased to announce the following executive leadership changes:  Donna Mertes, PE, LEED AP, is promoted to President William Koller, PE, moves into Director of Mechanical Engineering Stanley Yellowhair, PE, moves…

read more

Design/Build from a Designer’s Perspective

March 13, 2023

An Argument for Design/Build from a Designer The adage “the only constant is change” was probably coined by someone working in the AEC industry. I can’t prove that of course, but I have a hunch. Disruptive change seems all around us, and just when we get used to one way of doing things its toppled by a bigger and better way. Project delivery methodology is no different. Design-Bid-Build was industry…

read more

ARB Tour from an Intern’s POV

August 10, 2022

By Trevor Schwartz As an intern for GLHN, I expected to be doing busy work most of the time, so when I got the opportunity to take a tour of the construction site for the new Advanced Research Building at the University of Arizona, I was thrilled. Although it was a hot summer day, it was exciting for me to be able to put on the vest and hard hat as…

read more

Creative Design Drives Efficiency

July 14, 2022

A parking garage is not just where you leave your car – it’s the front door to your facility. It is the first and last impression your client has of you. More importantly, it is an opportunity to provide an elevated customer experience. This is the design philosophy of Russ Combs, GLHN’s Director of Design and lead Architect for the Catalina parking structure. Situated in the redeveloped Park Central Mall,…

read more

Collaboration Through the Magic of BIM

June 2, 2022

Building Information Modeling (BIM) is the foundation of digital transformation in the architecture, engineering, and construction (AEC) industry. It is a highly collaborative process that  allows architects, engineers, contractors, manufacturers, and other construction professionals to plan, design, and construct systems, structures, or buildings. As an integrated A/E firm, GLHN incorporates a BIM process to further strengthen our project coordination skills. This three-dimensional process is an entire project lifecycle from design…

read more

Expanding our HVAC Knowledge from the Manufacturing Side

February 2, 2022

Last month, Bill Koller, Pat Fischer, Tobi Gbadebo and Michael Acosta were invited to Schofield, Wisconsin by Greenheck to tour the factory. Greenheck is an equipment manufacturer of air movement, control, and conditioning products, offering a comprehensive line of ventilation equipment including fans, dampers, louvers, kitchen ventilation systems, energy recovery, and make-up air units. During their time there, the team learned about make-up air units, dedicated outside air (DOAS) systems, industrial…

read more

Copyright © 2025 GLHN Architects & Engineers, Inc.

Web Design By Anchor Wave