MEET THE TEAM

Our team brings a wealth of experience to your project

Our dynamic team will deliver expertise and professionalism to bring your project to fruition.

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Paul Winter

Paul drives the strategic direction of Habitat NT, overseeing business development, partnerships, procurement and commercial operations.

He served 25 years in the Australian Army, rising from private to the rank of Major, and commanded 300 soldiers on a nine-month deployment to Iraq, for which he received a Chief of Army commendation. During the East Timor intervention, Paul transitioned into humanitarian assistance, managing the construction of schools, health facilities and infrastructure in remote locations – it was during this period that he developed his passion for building.

Paul holds a Diploma of Building and Construction and builder licences in the NT, WA, Victoria and Queensland, and is often sought after for advice by other builders and developers. He is meticulous in his attention to detail and tireless in his pursuit for excellence and will not rest until a project is complete.

He also serves as Treasurer of the Darwin RSL and Chairman of the Darwin Services Club.

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George Kamitsis

With decades of construction experience across residential, commercial and specialised housing, George oversees every project personally. He is a qualified carpenter holding unrestricted NT, WA and Victoria building licences and a Diploma in Building, and brings extensive expertise in high-rise commercial and residential work across the Territory.

He has developed a personal touch when it comes to designing his projects – one of his crowning design achievements was a Bali-style house in Bayview that has been widely acclaimed as unique and daring, capturing the true Territory style of living.

George’s ability to run multiple complex projects concurrently reflects the depth of his technical and operational expertise – giving Habitat the capacity to deliver several builds at once without compromising the personal, hands-on approach clients expect.

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Lee Phillips

As one of Habitat’s Project Managers, Lee has a “hands on approach” when working with clients from initial engagement to the construction completion of a project.

Lee has an extensive range of experience within the construction industry, consisting of building residential homes, commercial buildings, large scale earthworks including sub-divisions, mine site accommodation and infrastructure.

Lee’s previous employment was 19 years’ service in the Royal Australian Army of which included multiple deployments overseas. His experiences in the Army, has provided life skills and experiences required to manage complex and or multiple projects simultaneously whilst still adhering to quality, safety and delivering projects on time and on budget.

Lee is happily married with three children, has lived in Darwin for over ten years and proudly calls the NT home.

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Sarah Polhill

Sarah is Habitat’s Business Manager and brings over 20 years of experience across government administration, housing operations, reform and program delivery. Before joining Habitat in 2025, Sarah spent two decades with the Northern Territory Government, most recently as Director of Housing Compliance and Market Programs.

At Habitat, Sarah oversees the day to day running of the business, including accounts and client relationships from first enquiry through to handover. She also leads Habitat’s research and development arm and project manages her own homes builds, giving her a first-hand understanding of the journey Habitat’s clients take. Sarah is highly organised, practical and known for keeping things moving quietly in the background so the team can focus on building.

Outside of work, rugby union has always been the constant. Sarah has volunteered at both club and state level for over 20 years and is currently Vice President of Northern Territory Rugby Union, and a life member and medic at University Pirates.

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Costa Simeon

Costa is a construction Project Manager with over 20 years’ experience delivering residential and commercial developments across the Northern Territory. His expertise spans the full project lifecycle from design engagement and pre-construction planning through to on-site delivery, compliance and post-construction handover with a strong focus on budget control, quality assurance and safety.

Costa holds a Diploma of Building and Construction (Building), an unrestricted Building Contractor Commercial and Residential licence in the Northern Territory. Over his career, he has managed the completion of large-scale residential and commercial developments.

Known for his clear communication and collaborative approach, Costa builds strong relationships with clients, contractors and consultants to ensure every project runs smoothly from start to finish.

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Gerry Callander

Gerry joined Habitat in 2026 and is a highly experienced manager with a career spanning senior leadership, operations, project delivery and business management across multiple industries.  As a Project Manager with Habitat, Gerry applies his extensive management experience to residential construction, coordinating trades, suppliers, schedules and site activities to keep projects progressing safely and efficiently.

Gerry’s strengths include developing high-performing teams, improving operational processes, managing budgets and performance, resolving issues and building strong stakeholder relationships.  His practical, accountable and outcome-focused leadership supports the delivery of well-managed homes and a positive experience for clients and project partners.

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