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Our dedicated and proactive team of professionals combines specialists in civil and construction management and delivery.
MEET OUR TEAM
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DEBBIE COLQUHOUN
MANAGING DIRECTOR
Debbie brings over 40 years of experience in systems development, governance, leadership, delivery and change management across various construction sectors. Over her career, she has been responsible for designing and implementing the safety, quality and environmental systems on some of New Zealand’s most significant infrastructure projects and for various businesses. She is committed to providing solutions across the civil construction industry and empowers teams to drive positive change.
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GREG WATTERS
GENERAL MANAGER
Greg is a proven senior manager and technical professional with over 25 years of experience in the successful delivery of land development, civil construction and tunnelling projects throughout New Zealand. He has a track record and breadth of knowledge across multiple disciplines and various delivery models.
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JAMIE COLQUHOUN
OPERATIONS MANAGER
Jamie has more than 35 years of experience managing and delivering civil and construction projects throughout New Zealand. He brings unrivalled experience in leading multi-disciplined civil engineering teams to deliver complex programmes of work. Jamie has a well-established track record in building and leading highly productive and successful teams and is renowned for his leadership and mentoring ability to grow and develop teams. He has gained industry recognition and received numerous awards.
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ADRIAN VASILJEVIC
PROJECT MANAGER
Adrian is a detail-oriented Project Engineer who has a proven track record in managing and delivering high-quality projects across the infrastructure and construction industry such as NX2 Puhoi-Warkworth, CRL, C2P, as well as further academic qualifications with a Master of Engineering Project Management (MEPM). He and has gained extensive experience in project management, quality assurance, stakeholder management, and risk management. His diverse skills, including cost estimation, and contract management, combined with his experience in leading teams and mentoring junior staff, make him a valuable asset to our team.
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JACOB MACKIE
CONSTRUCTION SUPERVISOR
Jacob has over 18 years of civil construction, infrastructure and roading experience and holds National Certificates in Business, Concrete Construction and Civil Infrastructure. He has strong planning and leadership skills, demonstrated through his record of safely delivering complex projects and with a strong focus on quality and environment. He has a can-do attitude that consistently brings his projects to completion on time and within budget.
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TIM ROSS
SUPERVISOR
Tim has more than 13 years of experience in civil and construction management. He has successfully delivered many significant projects, including the complex Longhurst and Knights Stream subdivisions in Christchurch. His project experience extends to various subdivision works, airport runway extensions, marina works, an inland port, the Christchurch Northern Corridor, and a secondment at Transmission Gully. Tim is a final trim grader operator renowned for his expert eye for detail and finishing standards. In two recent projects, he has successfully delivered two pavement overlays on the State Highway network, which received an excellent NAASRA for a chip seal pavement.
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DIVYATHA MENON
INT QS / ESTIMATOR (CIVILS / CONSTRUCTION)
Divyatha is an accomplished Quantity Surveyor with a robust academic and professional background which has provided her opportunities in countries such as the UK, Bahrain, UAE and New Zealand. She is an affiliate member of NZIQS. Known for her dedication, proactive approach, excellent communication, and strong teamwork abilities, she is skilled in handling complex projects within budget and timelines, with extensive experience in both pre and post contract phases. Her expertise includes cost estimation, contract administration, change management and project planning.
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MURRAY GANNAWAY
JNR QS / ESTIMATOR
Murray is a highly driven and energetic individual who obtained a bachelor’s degree in quantity surveying in 2022. Murray gained vital practical experience working with experienced tradesmen while pursuing his studies by working part-time as a labourer in residential and civil construction. He gained firsthand knowledge of the construction process, from groundworks to completion, thanks to this experience. Following university, Murray worked as a production manager for an overhead gantry crane company, where he developed strong skills in fabrication, electrical processes, lifting logistics, and customer relations. In 2020, under the Young Enterprise Scheme (YES), he was the recipient of the regional 'Young Entrepreneur of the Year' award for driving a charity initiative to restore and give donated footwear to schools in need. Murray loves to spend his time outside of work playing football, cricket, basketball, or any sport really. Murray is eager to apply his mathematical skills and real-world expertise to the estimating field as a quantity surveyor at Colquhoun Construction, ensuring accurate, fair pricing that benefits both clients and the community.
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DARRIN URQUHART
FOREMAN
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NANCY PHIMMASONE
OFFICE MANAGER
Nancy is a highly skilled Office Manager with more than 5 years of experience in administration, specialising in Accounting, HR & Training, and Health & Safety. Before transitioning into administration, she spent 5 years as a Digital & Customer Service Operator working with Graphic Design. Nancy has a strong interest in the Construction and Civil sectors and is currently pursuing her accounting qualifications.