About us

Dean is a highly accomplished professional with over 25 years of experience in the environmental, water, and energy sectors. With a proven, strategic, and visionary approach, Dean has excelled in non-executive, executive, and senior leadership roles, successfully growing businesses, transformations and leading change. Dean is passionate about developing high-performing organisations that aim to make the world a better place, focusing on sustainable business outcomes and delivering outstanding results for clients.

Silje’s true passion lies in people and empowering teams to perform at their best, ultimately enabling us to make a lasting impact on our clients and the communities we serve. With a career spanning over 15 years as a dedicated leader, she has consistently led teams in executing People and Culture strategies closely aligned with the needs of our business and clients. Silje’s enthusiasm revolves around inspiring our people to excel within a positive and inclusive culture. She encourages a constant pursuit of ‘why’ in everything we do, a keen focus on leveraging smart technology, and a forward-thinking approach to set our team up for future success. Her commitment to inclusion and diversity has earned her industry recognition through Consult Australia. Silje’s expertise includes change management, pioneering innovative HR approaches to adapt to the ever-evolving landscape of work and driving employee engagement through learning, well-being and talent management. With a rich and diverse career history spanning multiple international locations, including key roles as Regional HR Director and HR Strategy and Solutions Director, Silje brings a wealth of experience and expertise to the pitt&sherry team. She is dedicated to the team’s success and our shared mission of making a meaningful impact.

A seasoned senior executive with over 20 years of experience, Hemal specialises in driving financial growth, aligning and executing strategy, and leading teams across diverse industries and business cultures. Hemal has made significant contributions to publicly listed companies, private equity-backed multinationals, and family-owned enterprises, consistently delivering transformative results. Renowned for critical thinking and sharp business acumen, Hemal thrives in navigating complexities, addressing strategic challenges, and achieving outstanding commercial outcomes.

David is a highly regarded client manager who has a passion for building talented teams to deliver great client and project outcomes. He brings a collaborative nature to his work, truly seeking to understand client needs. As Executive General Manager – Clients & Markets, David brings his relationship building, strategic planning, and strong business acumen to our clients and their projects. He combines a strong technical background as a geologist with twenty year’s resource sector experience. David has significant experience in Australia and worked closely with clients in Africa, the Middle East and Asia.

Barry is an experienced IT leader, advisor and consultant who engages at all levels throughout the business. With over 15 years of experience in tackling complex information and business technology problems; whilst building deep relationships with colleagues and clients, Barry uses frameworks such as ITIL and TOGAF in practical ways to drive success and add value to any situation.

Nicky holds a degree in Geology and has worked in mining operations and infrastructure development in Australia and internationally for over 25 years. She is known for her engaging approach to understanding client requirements. In her role as Executive General Manager – Project Performance & Control, Nicky drives performance, efficiency and commercial outcomes on our projects. She supports our teams with managing project risk and oversees project methodology, training and compliance. Nicky’s sound judgment, drawn from navigating complex projects, combined with her courage and passion for pitt&sherry’s vision makes her a valuable member of the executive leadership team.

Andy is a Senior Principal Engineer with more than 35 years’ experience in geotechnical and civil engineering, consulting engineering business development, and corporate management, including directorship with pitt&sherry. Andy has developed a deep knowledge and expertise that have allowed him to grow pitt&sherry’s multidisciplinary service delivery within Tasmania and supported our offices in other states. In his role as Executive General Manager – Capability, Andy uses his leadership skills and in-depth knowledge of our company’s resources and capabilities to drive technical expertise and deliver value for our clients. He is actively engaged in people development, seeking to nurture individual’s skills and capabilities, and has successfully mentored many of our engineers and scientists from graduates to senior positions within pitt&sherry.