Business consultants
Control Systems Engineering Consultants: 13
Electrical Engineering Consultant Robert Peruzzi
Robert O. Peruzzi, PhD, PE, DFE
Forensic Engineering / Electronic Design
R. Peruzzi Consulting, Inc.
719 Fourth Avenue
Bethlehem PA
18018
USA
phone: 610-462-3939
Automotive and Telecommunications Consultant Ioannis Kanellakopoulos PhD
Ioannis Kanellakopoulos
Chief Technologist
303 Twin Dolphin Dr Suite 600
Redwood City CA
94065
USA
phone: +1-650-492-5717
![Ioannis-Kanellakopoulos-Telecommunications-Expert-Photo.jpg](/Content/images/members/Ioannis-Kanellakopoulos-Telecommunications-Expert-Photo.jpg)
Lighting Design Consultant Matthew Hartley
Matthew Hartley
Principal
Available Nationally
Arvada CO USA
phone: 303-558-1542
![Matthew-Hartley-Lighting-Illumination-Expert-Photo.jpg](/Content/images/members/Matthew-Hartley-Lighting-Illumination-Expert-Photo.jpg)
Building Systems Engineering Consultant John Hatcher
John Hatcher, PE, MBA, CPP, BCxP, CHSIII, LEED AP
President
5010 Wright Road Suite 150
Stafford TX
77477
USA
fax: 832-944-6021
Construction Engineering Consultant Makarand Hastak
Prof. Makarand (Mark) Hastak, PhD, PE, CCP, CRIS
Principal Consultant
Indianapolis IN
46234
USA
phone: 765-430-1981
Robotics Mechatronics Consultants Finity Engineering
Khalid Sorensen, PhD
Walla Walla WA USA
phone: 678-984-1224
![khalid-sorensen-finity-engineering-logo.png](/Content/images/members/khalid-sorensen-finity-engineering-logo.png)
Security Systems and Electronics R and D Consultant 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)
Electrical Engineering Statistician and Consultant Mark McFarland
Mark McFarland
Founder & CEO
Boulder CO
80303
USA
phone: 720-593-1640
![mark-mcfarland-wireless-telecommunications-expert-photo.jpg](/Content/images/members/mark-mcfarland-wireless-telecommunications-expert-photo.jpg)
Control Systems Software Consultant Harry Direen
Harry G. Direen, PhD, PE
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)
Refrigeration Systems Consultant James Caylor
James Caylor, PE
Principal
PO Box 910
West Fork AK
72774
USA
phone: 817-739-3210
![james-caylor-refrigeration-systems-expert-witness.jpg](/Content/images/members/james-caylor-refrigeration-systems-expert-witness.jpg)
Mechanical Engineering Consultant Chet Sandberg
Chet Sandberg, P.E.
Owner, Principal Engineer
758 Torreya Ct.
Palo Alto CA
94303
USA
phone: 650-493-2770
![Chet-Sandberg-Mechanical-Rngineering-Expert-Photo.jpg](/Content/images/members/Chet-Sandberg-Mechanical-Rngineering-Expert-Photo.jpg)
Automotive Design Product Liability Consultant 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)
Technology Analysis Consultant 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)
Featured resources
by William R. Acorn
by Frank Ferrese, PhD
by George Hedley