Our People
We understand that the built environment shapes how people live, work and connect. That’s why Archi-QS brings together expertise in quantity surveying, engineering advisory and building consultancy, delivering a refined, integrated approach that adds clarity, intelligence and purpose to every project.
Our People
Experienced People. Practical Expertise.
Registered. Qualified. Since 1994.
Quantity surveyors, architects and building consultants under one roof, with over 30 years of experience. Every report is prepared and signed off by registered professionals, and you can speak directly to the person who wrote it.
Leadership
Leading Our Team

Managing Director
Samuel Star FAIQS, CQS
Samuel Star is the Founder and Director of Archi-QS, bringing more than three decades of industry experience in quantity surveying, strata building bond inspector, regulated design practitioner, Tax depreciation, project advisory and risk management.

Director
Michael Hunter MRICS
Michael brings over 20 years of senior leadership experience across construction risk, financial risk, cost management, quantity surveying, dispute resolution and contract negotiation.

Director & Nominated Architect
Sarah Bozionelos RAIA
As Director at Archi-QS, Sarah leads our team with unparalleled expertise, distinguishing us as the only quantity surveying firm with architects on the management board.

Manager
Rafael Bozionelos
As Manager at Archi-QS, Rafael wears many hats. With 8 years of experience across quantity surveying, business development, and risk management, underpinned by qualifications in construction management, business, and asbestos assessment, he leads business development, works as a quantity surveyor, and heads the team delivering our Strata Building Bond and Inspections Scheme services.

Managing Director
Samuel Star
FAIQS, CQS
Credentials
- Design Practitioner Reg. DEP4335
- Certified Fellow Quantity Surveyor FAIQS CQS Reg.No. 2752
- NSW Dept Fair Trading SBBIS Registered Strata Defects Inspector Panel Member
- NSW Dept Fair Trading SBBIS Registered Defect Rectification Costs Panel Member
- QS Depreciation Tax Agent Reg. No. 82624000
- Master Builders Lic No. 42017
Profile
Samuel Star is the Founder and Director of Archi-QS, bringing more than three decades of industry experience in quantity surveying, strata building bond inspector, regulated design practitioner, Tax depreciation, project advisory and risk management. Throughout his career, he has built a strong reputation for guiding complex and high-risk developments to successful completion, particularly in distressed and financially sensitive environments. His strategic oversight and disciplined approach to governance have made Archi-QS a reliable advisor to lenders and project stakeholders alike.
A fellow of Australian institute of Quantity Surveyors (FAIQS) and a Certified Quantity Surveyor (CQS), Member of the AIQS Strata Building Bond Inspection Panel SBBIS, Certified ATO Tax depreciation Specialist, member of the AIQS College of expert witness panel, and a Member of the Dept of Fair-Trading regulated design practitioner. Samuel offers comprehensive expertise across the full spectrum of the built environment services. His experience spans varied project types, scales and procurement models, enabling him to adapt to diverse client and funding requirements. He is a trusted representative on lender panels for major and regional financial institutions where he ensures compliance with banking standards, credit risk protocols and structured reporting frameworks.
With a thorough understanding of the building life cycle and a strong focus on accountability and quality assurance, Samuel provides clear, decisive leadership from project feasibility through to completion. His commitment to integrity, transparency and technical excellence underpins Archi-QS’s reputation as a respected and dependable consultancy within the industry.

Director
Michael Hunter
MRICS
Credentials
- Bachelor's in Quantity Surveying (Staffs)
- Member of the Royal Institution of Chartered Surveyors (RICS)
Profile
Michael brings over 20 years of senior leadership experience across construction risk, financial risk, cost management, quantity surveying, dispute resolution and contract negotiation.
With a background spanning organisations such as National Australia Bank, Turner & Townsend and Davis Langdon Australia, he combines deep industry expertise with a forward-thinking, solutions-driven mindset.
He has a strong track record in reviewing lending proposals, managing complex risk frameworks and delivering commercially sound outcomes for thousands of construction projects across NSW and ACT.

Director & Nominated Architect
Sarah Bozionelos
RAIA
Credentials
- Nominated Architect NSW ARB 10024
- Design Practitioner NSW DEP 2091
- SIP Building Inspector and General Building Consultant ASBC 154
- Certified Asbestos Assessor Alertforce 210301
- Member of the Australian Institute of Architects
- Member of the Australian Society of Building Consultants
- Master of Architecture (USYD)
- Bachelor of Architectural Studies (UNSW)
- Certificate IV in Occupational Health and Safety
Profile
As Director at Archi-QS, Sarah leads our team with unparalleled expertise, distinguishing us as the only quantity surveying firm with architects on the management board. Sarah's multifaceted role spans architectural insight, quantity surveying expertise, policy acumen, and leadership.
With a robust background as a Registered NSW Architect and Design Practitioner, combined with 16 years of experience in quantity surveying, Sarah ensures that each project benefits from a holistic approach, blending architectural precision, cost expertise, and strategic guidance informed by policy insight. This unique combination enables us to set new standards of excellence and deliver unparalleled value to our clients.
As a Certified Strata Building Bond Inspector and Building Consultant, she is qualified to act as a building inspector and assist in all stages of the Strata Building Bond and Inspections Scheme. She also leads as a strata services specialist, overseeing projects and providing guidance to the team.
Sarah is also a thought leader in the industry, actively contributing to relevant publications and hosting seminars to share valuable insights with clients and industry peers. She was recently named the winner of the UDIA NSW Women in Leadership Award 2026, recognised for her outstanding contribution to the urban development industry.

Manager
Rafael Bozionelos
Credentials
- Master of Construction Management (Deakin)
- Bachelor of Business and Bachelor of Information Systems (ACU)
- Cert IV Building and Construction (Estimating) TAFE NSW
- Certified Asbestos Assessor Alertforce 15045407-10058874
Profile
As Manager at Archi-QS, Rafael wears many hats. With 8 years of experience across quantity surveying, business development, and risk management, underpinned by qualifications in construction management, business, and asbestos assessment, he leads business development, works as a quantity surveyor, and heads the team delivering our Strata Building Bond and Inspections Scheme services. He also plays a key role in managing client relationships and leading the wider team.
Rafael is instrumental in driving Archi-QS's continued standing as a reputable, reliable, and well-established industry service provider and thought leader, a commitment reflected in his pursuit of RICS registration, due within the next 12 months.
Our Team

Eduardo Nara
Quantity Surveyor
NSW Head Office

Sashko Nikolov
Senior Quantity Surveyor
NSW Head Office

Marcus Haroulis
Assistant Quantity Surveyor
NSW Head Office

Hayley Cheng
Assistant Quantity Surveyor
NSW Head Office

Elly Thai
Assistant Quantity Surveyor
NSW Head Office

Cartier Chen
Graduate Quantity Surveyor
NSW Head Office

Mary Najm
Accounts Manager
NSW Head Office

Alejandra Fontanilla
Office Coordinator
NSW Head Office
Awards

Client Choice Award — Winner 2020

Client Choice Award — Finalist 2020

Waverley Business Awards 2022 — Best QS Firm, Built Environment Firm & Winner Professional Services
Publications
Affiliations & registrations
Get in touch
Meet the team behind Archi-QS.
Speak with our team about your next project.












