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Meet Our Leaders

Say hello to our Executive Leadership Team.

Together they have significant construction expertise spanning decades of experience. This has been integral in the continued growth and prosperity of Shamrock Civil.

Andrew Kerr


Andrew Kerr is a construction manager within the construction sector with extensive experience in managing large complex civil projects. Andrew is responsible for all aspects of the business, from strategic planning through to business development and delivery. Andrew works closely with Shamrock team members to ensure all projects are delivered safely and exceed client’s quality and program requirements.

Leslie Zeeman

Managing Director

Shamrock Director, Leslie Zeeman is a civil engineer with extensive specialist experience in consulting and contracting.
Before joining Shamrock Civil Engineering in 2005, Leslie commenced his career in the consulting industry with a South Africa consulting group who ultimately merged with an Australian consulting company, O’Connell Wagner, forming the Aurecon group. Leslie was with Aurecon for six years before starting a construction arm for a plant hire company. Two years later he moved on to become a co-founder of a South African consulting firm, where he served as a director until he moved to Australia in 2001.
His experience led to him building skills in all areas of civil engineering including design, contract documentation, management, finance and industry relationships at all levels. He has a keen eye for technical detail, overseeing design proposals where required to ensure that industry standards are met. Hand in hand with his wealth of consulting and construction experience, Leslie has been involved and managed contracts from inception to completion at the highest levels.
Leslie is a collaborative leader with exceptional and diverse business experience. His focus is now to manage Shamrock’s asset portfolio including properties, earthmoving equipment and vehicles in addition to overseeing Finance and Human Resources. Leslie believes the key to achieve success in all spheres of life, is to maintain good relationships with a collective approach focusing on integrity and comradery.

Brendan Kealy

Managing Director

Brendan Kealy successfully spearheaded Shamrock Civil from its foundation in 1994 until 2006 in the capacity of CEO. Currently a Managing Director of Shamrock Civil and construction expert, Brendan is focused on international acquisition, business development and the implementation of strategic plans across Shamrock Civil’s operations. Brendan is a hands-on problem solver with a high rate of achievement and an appetite for new challenges. He has been instrumental in the development of our operational capability and project portfolio in Papua New Guinea, North Queensland, South Australia and Northern Territory.

Albert Van Wyk

Chief Financial Officer (Shamrock Civil Engineering)

Albert Van Wyk has more than 30 years’ experience in finance and has been integral to the success of a number of organisations over his career. He is responsible for all strategic and tactical matters relating to budget management, cost benefit analysis, forecasting needs and the securing of new funding for Shamrock Civil. Albert has particular expertise in developing performance measures that support a company’s strategic direction.

James Moore

Chief Financial Officer (Shamrock Equipment & Shamrock Site Services)

Serving as the CFO at Shamrock Equipment & Shamrock Site Services, James plays a major role in providing direction and developing strategies for business growth. Through his commitment to this role, James has helped Shamrock Equipment & Shamrock Site Services in creating systems that meet the needs of the ever growing business. James comes from a finance and IT background with over 20 years’ experience working within the mining sector. His goal is to improve the financial forecasts, budgets and streamline business processes. Before joining the Shamrock team, he was accounts manager at Hancock Coal Pty Ltd from 2011.

Sean Keane

Commercial Manager

Sean Keane commenced his career with Shamrock Civil Engineering over 10 years ago as a Contracts Manager. He worked on a variety of projects in the resource, commercial and urban development sectors. As Commercial Manager, Sean now ensures that Shamrock Civil Engineering properly identifies and manages all Head Contract and Supplier risks. He drives the development, maintenance and implementation of our job cost reporting system and commercial, contractual and supply chain management systems.

David Carney

Operations Manager (SEQ)

David Carney is an experienced engineering professional, with over 15 years’ experience in the construction industry. He has worked on a range of infrastructure, water and retail projects since commencing Shamrock Civil in 2004. He has extensive experience in the arrangement of systems and programs and can effectively collaborate with people from diverse backgrounds and levels. As Operations Manager, David is stewardship of the Shamrock Civil safety culture and oversees the delivery of all South East Queensland projects from tender stage to completion.

Nick Sandwell

Operations Manager (QLD Defence)

Nick Sandwell joined Shamrock Civil in 2006, working his way from an undergraduate engineer, he is now serving as the Operations Manager for QLD Defence. Nick plays a major role in building ongoing relationships and overseeing our major Defence projects. Through his commitment to this role, he has helped Shamrock improve business relationships, retaining clients & contractors, and driving down project costs.

Jack Walker

Operations Manager/Snr Project Manager

Steve Lewis

Regional Manager (SA & NT)

Wayne Brigden

Regional Manager

Mick Campbell

HSET Manager

Errol Wong

Chief Estimator

Nyssa O'Loughlan

Head of HR/IR

Nyssa O'Loughlan joined Shamrock Civil in 2012, working her way from a HR assistant to become the Head of HR/IR. Nyssa plays a major role in recruiting the best candidate for each role Shamrock offers.

Keith McNutt

Survey Manager

John Delaney

Plant Manager (Shamrock Equipment & Shamrock Site Services)

Shane Osborne

Maintenance Supervisor (Shamrock Equipment & Shamrock Site Services)

Shane began his career with Shamrock Civil in 2010, gaining unparalleled experience on various worksites across Australia, while also establishing himself as a respected leader. Originally employed as a diesel fitter, Shane quickly rose through the ranks and eventually spent a number of months overseeing a major civil construction project in PNG. Currently working as the maintenance supervisor for Shamrock Equipment, Shane is widely known for his machinery knowledge, tenacious work ethic, and team leadership.

Meet our Team

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