Stephen Branch is the Managing Director of ExpertESA and one of our Expert Engineers
Stephen Branch
Managing Director and Expert Engineer
Having worked as a consulting engineer for over 40 years, Stephen is a highly experienced Expert Engineer who has been responsible for delivering structural, civil and hydraulic engineering services for many high profile clients in both the institutional and commercial sectors.
Stephen’s technical expertise is recognised by his engineering peers as a Past President of Engineers Australia Sydney Division.
Our clients value Stephen’s ability to distil technical engineering issues and explain them to project stakeholders in clear and simple language.
Amos Branch is ExpertESA’s Water and Wastewater Expert Engineer
Amos Branch
Water and Wastewater Expert Engineer
Amos has worked with Carollo Engineers as a Technologist in the Water Reuse Technical Practice Group since 2019 after almost eight years working on wastewater treatment and reuse research and consulting projects.
Amos completed a doctorate in 2016 that developed Australian National guidance (now WaterVal) for how to reliably produce safe recycled water using membrane bioreactors (MBRs). Amos has performed numerous consulting projects including pilot and laboratory challenge testing and operation of membrane products, expert witnessing and advice for log removal value performance evaluations. He continues to work towards more systematic protocols to improve water reuse with ultraviolet advanced oxidation processes.
Amos specializes in chemical and microbiological water quality and has extensive knowledge of wastewater pathogens, contaminant removal performance, advanced data analysis, and membrane processes.