Diehl Group Architects


Who we are

At Diehl Group Architects, we specialize in forensic architecture, offering a comprehensive range of services tailored to address the unique needs of our clients. From conducting thorough site assessments to developing innovative waterproofing solutions, our team of seasoned professionals is dedicated to delivering excellence at every turn. Whether it's providing expert testimony in legal proceedings or crafting long-term maintenance plans, we are committed to ensuring the integrity, durability, and sustainability of buildings and structures. At Diehl Group Architects, we don't just meet expectations—we exceed them, setting the standard for excellence in forensic architecture since 1994.


What we do

Since 1994, Diehl Group Architects has operated with unwavering integrity, upholding the highest standards of morals and professionalism in every aspect of our work. Committed to excellence, we believe in delivering nothing short of the best for our clients. With a foundation built on trust, transparency, and ethical practices, we strive to exceed expectations while maintaining the utmost respect for our clients and their needs. At Diehl Group Architects, integrity isn't just a principle—it's the cornerstone of our success.

Explore Our Services:

Forensic Architecture Services:

Learn more about how our expertise can shed light on the unseen and ensure the integrity of your built environment.

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Waterproofing Warranty Inspection Services:

Delve into the realm of thorough assessments and ensure that your waterproofing systems stand the test of time. Learn more about how our independent inspections can safeguard your investments and provide reassurance for years to come.

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Waterproofing Consulting Services:

Explore how our expert guidance can shield your buildings from the elements and prevent costly water damage. Learn more about our tailored solutions to ensure lasting protection and peace of mind.

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Deck Inspections (SB-326 & SB-721):

Explore how we meticulously assess elevated structures to meet stringent safety regulations and codes. Learn more about how our inspections ensure the structural integrity of your decks, keeping residents and visitors secure.

Design & Reconstruction Services:

From envisioning innovative designs to breathing new life into existing structures, we're here to turn your architectural dreams into reality. Learn more about how our expertise can reshape spaces and elevate your projects to new heights of excellence.

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3D Space Capture:

Discover how we transform physical spaces into immersive digital environments, revolutionizing the way we visualize and interact with real-world locations. Learn more about the cutting-edge technology behind our 3D scans and unlock new possibilities for design, analysis, and exploration.

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Brad Hammerstrom

Principal Architect / President

Michael Poage

Project Manager / Vice President

Jason LaRocca

Technical Assistant

Sean Hoxie

Architectural / Waterproofing Consultant

John (Jack) Diehl

Founder and Architectural Consultant