Dr Ashok Peiris
Principal Geotechnical Engineer
Dr Ashok Peiris tells us about the most memorable projects he's worked on at Coffey and shares what he's looking forward to now, as part of Tetra Tech.
Senior Associate Hydrogeologist
Brigid Moriarty works with our clients to help them better understand, use and manage groundwater resources.
Dr Karolina Wrona
Consultant in the Evaluation and Research Practice
Dr Karolina Wrona revels in developing methodologies, gathering and analysing evidence. She creates original and unique methodologies to tackle each project’s evaluation questions and challenges.
Andrew Collingwood didn’t take a typical career path into international development – bringing a wide range of experience to managing programs in Pakistan.