About Us

Mark brings more than 30 years of industry experience to his role as Executive Chairman of PHE Group. Since stepping into leadership, he has played a central role in guiding the business through sustained growth – evolving PHE Group into a mature, multi-division contractor with a national footprint and strong client partnerships.

Mark’s influence can be seen across every part of the business – from long-term strategic direction to the systems, structures and culture that support high performance in technically complex environments. Under his leadership, PHE Group has expanded its delivery across mining, infrastructure, power and energy sectors, strengthened its national presence, and continued to deliver with consistency and care.

Passionate about long-term relationships, regional opportunity and building internal capability, Mark continues to mentor emerging leaders and support the culture that defines PHE Group’s point of difference. He remains a strong advocate for the role contractors play in delivering lasting impact – and is committed to ensuring PHE Group continues to show up as a true partner in progress.

Darren brings close to 20 years of industry experience to his leadership of PHE Group’s Power & Infrastructure division, having commenced with the business in 2008 as a first-year apprentice. Progressing through site-based, project, and management roles, he has built a grounded leadership style shaped by hands-on experience and a strong technical foundation.

Appointed General Manager in 2022, Darren oversees a national portfolio of major energy and infrastructure works. He plays an active role in business development and client engagement – leading complex tenders, supporting project teams, and shaping delivery strategies that balance risk, commercial expectations, and program demands.

Under Darren’s leadership, the division has expanded into key regions, including the opening of a permanent branch in Launceston, and has secured roles on nationally significant programs such as Snowy 2.0. He remains focused on leading a team that delivers with discipline and reliability, consistently aligned with client priorities.

Michael leads PHE Group’s Mining division with more than 25 years of experience in hard rock mining across both surface and underground environments. Since joining the business in 1998, he has been central to expanding mining operations into one of PHE Group’s most established and high-performing portfolios. Along the way, he has built enduring client relationships and a delivery approach trusted by Tier 1 operators across Australia.

In a sector shaped by evolving technologies and rising safety expectations, Michael has ensured PHE Group remains a capable and consistent partner on some of the country’s most demanding sites. His expertise spans the full project lifecycle – from leadership and cost control to commissioning and compliance – grounded in a deep understanding of how mining operations work on the ground.

Today, Michael’s focus is twofold: sustaining performance and reliability across active projects, and mentoring emerging leaders to carry the division forward with the same discipline and care that have defined its success.

Cary leads PHE’s High Voltage division – a technically specialised and rapidly expanding part of the business. With more than a decade of experience in commissioning, testing, and HV system design, he has delivered complex projects in some of Australia’s most high-risk environments.

An electrical engineer by qualification, Cary combines deep technical expertise with strong commercial awareness. His leadership has been central to building the division’s reputation for disciplined, precise delivery in regulated sectors including utilities, mining, and energy.

Clients value his systems-based approach and calm decision-making – whether in substation upgrades, protection integration, or commissioning under live conditions. Cary continues to grow the division with a focus on consistency, compliance, and trust, ensuring PHE Group is recognised as a partner of choice in high voltage delivery.

Luke leads PHE Group’s Engineering division, drawing on 15 years of experience in construction, commissioning, and technical design across the mining, gas, and energy sectors. Beginning his career as an electrician, he advanced through site-based roles into senior engineering and project leadership, and now holds Chartered and RPEQ status.

He plays a central role in shaping engineering delivery across the Group – working with clients, OEMs, and project teams to ensure compliance, reduce rework, and streamline coordination from concept through to commissioning. His leadership blends hands-on delivery experience with disciplined systems thinking and strong technical oversight. With experience managing contracts exceeding $100M in value, Luke focuses on maintaining performance, clarity, and consistency across engineering inputs – ensuring projects are delivered with confidence and long-term value.

Cassie leads People Operations at PHE Group, overseeing the in-house Talent Acquisition Team and delivering workforce strategies that strengthen project outcomes across the business. She supports operational leaders with the structures and systems needed to build and retain high-performing teams in dynamic environments.

She also drives professional development across the Group – designing programs that improve graduate retention, create early-career pathways, and prepare future leaders. Working closely with project and site teams, Cassie embeds scalable, consistent people practices that improve onboarding, lift engagement, and sustain team performance across diverse locations.

Through this focus, Cassie ensures PHE Group is not only a trusted delivery partner, but also an employer of choice where careers can thrive.