Business consultants
Building Codes Consultants: 23
Forensic Structural Engineering Consultant Casey Hemmatyar
Casey K. Hemmatyar, PE, SE
Chief Expert
515 South Flower St,
Suite 1800
Los Angeles CA
90071
USA
phone: 213-261-6600
![Casey-Hemmatyar-Structural-Forensic-Engineering-Expert-Photo.jpg](/Content/images/members/Casey-Hemmatyar-Structural-Forensic-Engineering-Expert-Photo.jpg)
Architect Construction Management Consultant Jeffrey Weinstein
Office of Design & Construction
2115 Third Street, Suite 208
Santa Monica CA
90405
USA
phone: 805-798-0010
![Jeffrey-Weinstein-Architect-Construction-Management-Expert-Photo.jpg](/Content/images/members/Jeffrey-Weinstein-Architect-Construction-Management-Expert-Photo.jpg)
Construction Consultant Ronald Tyson
Ronald Tyson
President
565 N. Ortonville Road
Ortonville MI
48462
USA
phone: 248-230-9561
fax: 247-627-4774
![tyson-enterprises-logo.png](/Content/images/members/tyson-enterprises-logo.png)
Safety Engineering Consultant Dale Wheeler
Dale Wheeler
PE
139 Old Creek Road
AND: 12200 Bunya Lane, Ruther Glen, VA 22546
Palos Park IL
60464
USA
phone: 703-477-5928
fax: 703-794-1744
Architecture Firm Management Consultant David Brotman
David J. Brotman, FAIA
Principal
24350 N Whispering Ridge Way, #38
Scottsdale AZ
85255
USA
phone: 480-912-1110
![David-Brotman-Architecture-Expert-Witness-Photo.jpg](/Content/images/members/David-Brotman-Architecture-Expert-Witness-Photo.jpg)
Roofing Waterproofing Consultant John Shepherd
John D. Shepherd, RRO, RRC
Registered Roof Observer, Registered Roof Consultant
PO Box 10010
Torrance CA
90505
USA
phone: 310-378-0791
fax: 310-378-0794
![John-Shepherd-Waterproofing-Expert-Photo.jpg](/Content/images/members/John-Shepherd-Waterproofing-Expert-Photo.jpg)
Construction Design Consultant Mark Rieser
Mark E. Rieser, II, MS, PE, AIA, GBC, GEC
President / CEO / Civil Engineer
See Multiple Addresses Below
CA USA
phone: N. CA HQ 408-392-2345 S. CA HQ 310-651-9995
![Rieser-Building-Group-Logo.gif](/Content/images/members/Rieser-Building-Group-Logo.gif)
Retail Design Consultant Jerry Birnbach
Jerry Birnbach, FISP, Associate AIA
Retail Design Consultant
45 Tudor City Place
Suite 1806
New York NY
10017
USA
phone: 917-691-4853 / cell: (479) 857-2726
fax: (844) 825-7557
![retail-expert-witness-group-logo.gif](/Content/images/members/retail-expert-witness-group-logo.gif)
Construction Remodeling Consultant Dan Bawden
Daniel D. Bawden, GMB, CAPS, CGR, CGP, JD
5008 Locust St.
Bellaire TX
77401
USA
phone: 713-723-8850
fax: 713-729-7125
![Dan-Bawden-Construction-Remodeling-Expert-Photo.jpg](/Content/images/members/Dan-Bawden-Construction-Remodeling-Expert-Photo.jpg)
Data Center Infrastructure Consultant Philip Isaak
Philip J. Isaak, PE, P.Eng., DCDC, RCDD, SMIEEE
Victoria MN USA
phone: 952-679-4604
![Isaak-Technologies-Logo.jpg](/Content/images/members/Isaak-Technologies-Logo.jpg)
Professional Engineering Construction Consultant Andrew Allocco
Andrew Allocco, PE
Construction Consultant
23061 SW Accesi Way
Port Saint Lucie FL
34986
USA
phone: 772-388-3188
![andrew-allocco-construction-defect-expert-photo.jpg](/Content/images/members/andrew-allocco-construction-defect-expert-photo.jpg)
Habitat Engineering Consultant Fari Barzegar
Dr. Fari Barzegar
Ph.D., P.E., CPEng
446-17th Street, Suite 300
Oakland, CA 94612
All States USA, International, CAN, AUS
phone: 510-891-0300
fax: 510-891-0333
![fari_barzegar_photo.jpg](/Content/images/members/fari_barzegar_photo.jpg)
Mechanical Engineering Plumbing Consultant Roger Griffith
Mechanical Engineer
PO Box 702
Jefferson City TN
37760
USA
phone: 865-471-8142
![Roger-Griffith-Mechanical-Plumbing-Expert-Photo.jpg](/Content/images/members/Roger-Griffith-Mechanical-Plumbing-Expert-Photo.jpg)
Construction Management Consultant Kiwesa King
Kiwesa King, PE, CCM, DBIA
59 West 127th Street
New York NY
10027
USA
phone: 212-348-3409
fax: 212-410-5851
![expanded-resources-llc-logo.jpg](/Content/images/members/expanded-resources-llc-logo.jpg)
Mechanical Structural Engineer Consultant Michael Plunkett
Michael Plunkett, PE
58 Briarwood Dr
Wakefield, RI 02879
RI, NH, CT, MA, VT, ME, FL
02879
USA
phone: (cell) 401-935-6557
fax: 801-729-0611
![michael_plunkett_photo.jpg](/Content/images/members/michael_plunkett_photo.jpg)
Featured resources
by William R. Acorn
by The American Institute of Architects
by Lorne G. Everett, PhD