Phone: 602.595.7801
As President of the Global Wall Panel Group and Chief Growth Officer for Global, Eric Stiller brings a deep commitment to operational excellence, innovation, and strategic growth. With a background in engineering and certifications in Lean Six Sigma, Eric has spent his 32-year career leading high-performing teams and delivering complex, multi-state projects ranging from $1M to $100M for both government and commercial clients.
Eric is known for building scalable systems and driving continuous improvement across teams. His leadership of the True Metal Solutions team has helped position Global as a trusted partner for wall panel innovation across the country.
Outside of work, Eric is actively involved in his church community. He and his wife, Marybeth, have been married for 29 years and have two children, Griffin and Alexa.
Email: eric.stiller@global.inc
Phone: 480-296-1632
Pat has 20+ years designing and building estimating proposals in the Architectural Sheet Metal business. She is a well-known resource in our industry and is frequently asked to assist both architects and general contractors in matters of design, value engineering, and product selection. Pat is a certified Pilates instructor, enjoys hiking, and has been married to her husband Dave for 40+ years. Pat has three adult children; Benjamin, Daniel, and Jason, two daughter-in-laws Alexa and Alyssa, and two grandchildren.
Email: pat.brackney@
Phone: 480-980-6761
Pat Brackney // Director of Design Assist / Façade Sales
Jan Oebeles leads Metal Operations at Global Wall Group, bringing over three decades of experience in metal roofing and building envelope systems. With a focus on prefabrication, process efficiency, and quality control, Jan plays a key role in driving innovation and operational excellence across the company’s metal projects.
Known for his collaborative leadership style, Jan works closely with clients and teams to deliver tailored solutions that align with Global’s values of craftsmanship and continuous improvement.
Outside of work, Jan enjoys time with his family and is actively involved in community service initiatives.
Email: jan.oebeles@global.inc
Phone: 602-299-3800
Ryan has 18+ years of construction experience and 9+ years of architectural sheet metal (ASM) Engineering Design and Manufacturing. He offers pre-construction design and value engineering to architects and general contractors. During this tenure, Ryan was afforded the opportunity to collaborate at a national and international level, serving first in the U.S. Army, and then as a private contractor, which in turn laid the foundation for his dedication and determination that is the forefront of his professionalism today. Ryan is married with one child and one dachshund.
Email: ryan.diamond@
Phone: 602-595-7801