expert witnesses
Design Engineering Expert Witnesses: 33
Technology Analysis Expert William Acorn
William Acorn, P.E., CFLC, FASHRAE
Principal
16420 N 92nd St
Suite 200B
Scottsdale AZ
85260
USA
phone: (602) 888-7250
fax: 520-577-0851
![acorn_logo.gif](/Content/images/members/acorn_logo.gif)
Forensic Engineering Expert Witness Adam Aleksander
Adam K. Aleksander
Principal
PO BOX 140558
Boise ID
83714
USA
phone: 208-321-0200
![adam-aleksander-logo.gif](/Content/images/members/adam-aleksander-logo.gif)
Patent Mechanical Engineer Product Liability Expert Witness David Smith
David Smith
Vice President
111 W. Canyon Crest Road
Alpine UT
84004
USA
phone: 801-763-8484
fax: 801-763-5755
![david-smith-engineering-expert-photo.jpg](/Content/images/members/david-smith-engineering-expert-photo.jpg)
Medical Product Design Expert Witness Karl Leinsing
Karl R. Leinsing, MSME, PE
President
77 Spur Rd.
Dover NH
03820
USA
phone: 603-203-0365
fax: 603-749-0079
![Karl-Leinsing-Medical-Device-Expert.jpg](/Content/images/members/Karl-Leinsing-Medical-Device-Expert.jpg)
Patent Product Analysis Expert Michael Nranian
Michael Nranian, JD, MBA, MS
10945 Stoney Point
South Lyon MI
48178
USA
phone: 248-376-0338 or 248-446-4052
![Michael_Nranian_photo.jpg](/Content/images/members/Michael_Nranian_photo.jpg)
Sanitary Engineering Expert Witness Bonneau Dickson
Bonneau Dickson, PE
2428 McGee Ave
Berkeley CA
94703
USA
phone: 510-845-8625
fax: 510-845-4606
![Bonneau-Dickson-Sanitary-Engineering-Expert-Photo.jpg](/Content/images/members/Bonneau-Dickson-Sanitary-Engineering-Expert-Photo.jpg)
Electrical Engineering Expert Witness Thomas Burtness
Thomas H. Burtness, PE
2195 Wagon Trail Rd.
White Heath IL
61884
USA
phone: 217-687-2000
![BES-Burtness-Engineering-Services-Logo.gif](/Content/images/members/BES-Burtness-Engineering-Services-Logo.gif)
Mechanical Engineering Expert Witness Michael Pollock
Michael A. Pollock, PE, USPTO
405 Barbara Lane
Bryn Mawr PA
19010
USA
phone: 610-955-4811
![cogent-experts-logo.png](/Content/images/members/cogent-experts-logo.png)
Construction Defect Expert Witness Sanford Loy
Sanford C. Loy , CCM, B.Arch, MSCE
Principal
200 Prosperity Drive
Knoxville TN
37923
USA
phone: 865-675-3603, ext. 102
fax: 865-675-0009
![Construction-Strategies-Solutions-Logo.jpg](/Content/images/members/Construction-Strategies-Solutions-Logo.jpg)
Product Safety and Fire Investigation Expert Witness Robert Hoffman
Robert C. Hoffman Jr, PE, CFEI
Principal
5136 Becht Road
Coloma MI
49038-9580
USA
phone: 269-277-3115
![robert-hoffman-product-safety-expert-photo.jpg](/Content/images/members/robert-hoffman-product-safety-expert-photo.jpg)
Control Systems Software Expert Witness Harry Direen
Harry G. Direen, PhD, PE
Consultant
Colorado Springs CO
80921
USA
phone: 877-869-5201
![Harry-Direen-Control-Systems-Expert-Photo.jpg](/Content/images/members/Harry-Direen-Control-Systems-Expert-Photo.jpg)
Security Systems and Electronics R and D Expert Witness James Parker
James Parker
205 Hammerstone Crescent
Thornhill Ontario
L4J 8A9
CAN
phone: 416-302-7501
![James-Parker-Security-Systems-Expert-Logo.jpg](/Content/images/members/James-Parker-Security-Systems-Expert-Logo.jpg)
Mechanical Structural Engineer Expert Michael Plunkett
Michael Plunkett, P.E.
President
58 Briarwood Dr
Wakefield, RI 02879
RI, NH, CT, MA, VT, ME, FL, NY, GA
02879
USA
phone: (cell) 401-935-6557
fax: 801-729-0611
![michael_plunkett_photo.jpg](/Content/images/members/michael_plunkett_photo.jpg)
Mechanical and Safety Engineering Expert Witness Albert Ferrari
1000 Elbert Street
Oakland CA
94602
USA
phone: 510-967-4486
![albert-ferrari-mechanical-engineering-safety-expert-photo.jpg](/Content/images/members/albert-ferrari-mechanical-engineering-safety-expert-photo.jpg)
Automation Mechatronics Expert Witness Khalid Sorensen
Khalid Sorensen, PhD
CTO
Walla Walla WA
99324
USA
phone: 678-984-1224
![khalid-sorensen-finity-engineering-logo.png](/Content/images/members/khalid-sorensen-finity-engineering-logo.png)
Featured resources
by William R. Acorn
by Carl Meyer
by Ray S. Kim, PhD