BPB Accredited Full Members

The following AHSCA (NSW) Full Members are BPB Category C14 Accredited Certifiers in Building Hydraulics Compliance.

Disclaimer:  Any commercial agreement between an individual or company and a designer, remains between these parties and has no contractual relationship with the AHSCA. Please refer to the BPB register to confirm current certification and contact details:



AHSCA Full Member Company Email Telephone

Michael Armitage

Wood & Grieve Engineers


02 8484 7000

Brett Ryan

RGH Consulting Group


02 4351 9022

George Koutoulas

GDK Hydraulics Consulting Pt/L


0419 567 222