Protecting consumer rights and increasing public safety.
























Acorn Consulting Services, LLC


William R. Acorn, P.E., FASHRAE

10617 N Hayden Rd, Ste B-108

Scottsdale, AZ  85260

Tel: (602) 888-7250

Fax: (520) 577-0851



Bill provides consultations based on 40 years of engineering and forensic analysis. His expertise in the analysis of complex facilities includes HVAC, cleanrooms, piping systems, hazardous materials, design and construction, and project delivery. Litigation and forensic consulting covers the range from conceptual design to code compliance and failure analysis.


Kineticorp Forensic Engineering and Visualization
Justin Holderness
6070 Greenwood Plaza Blvd, Ste 200
Greenwood Village, CO 80111
Tel: (303) 733-1888
Fax: (303) 733-1902
Kineticorp has a team of Accident Visualization Experts with extensive experience developing simulations and demonstratives for accident cases.  Our Animators work with Accident Reconstructionist and Engineers to develop physics based animations and simulations.  We use state-of-the-art animation techniques to develop visual and graphical exhibits that are accurate, succinct, and easily understood by all of the involved parties.  To learn more about Kineticorp’s animation and visualization capabilities and experience, visit Kineticorp’s website.


Mechanical and Safety Engineering LLC
John L. Ryan, P.E.

P.O. Box 7

Poncha Springs, CO  81242

Tel: (855) 627-6273



We are mechanical engineering expert witnesses and licensed professional engineers who specialize in identifying product defects in hazardous products, testing products to industry standards, creating alternate designs, and testifying about our findings.  We specialize in cases involving machine guarding, industrial accidents, bypassing machine safety devices, climbing/work at height accidents, and structural failure of products that have resulted in injury.


PCD Engineering, Inc.



and Peter D’Antonio, PE, LLE AP, CEM

323 3rd Ave, Ste 100

Longmont, CO 80501


1623 Central Ave

Cheyenne, WY 82001

Email: or

PCD Engineering provides forensic building science and investigative work in the mechanical, plumbing, fire protection and electrical disciplines.  We assist legal teams, insurance companies and facility owners face with building performance concerns and design/construction matters within either defense or plaintiff realms.  PCD Engineering’s highly experienced consultants ensure objective issue identification through data-driven analysis, thorough and defendable reporting and testimony.



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