We believe the built environment affects the quality of life that we all lead. Hence, we strive to leave a positive mark on every project we are involved in by keeping the best interest of the end user and occupier of the buildings and spaces at the forefront of why we do what we do every day. Quite simply, if it doesn’t enhance or relieve then it should not exist.

Who We Are

We are an award winning, family owned and operated, driven by three decades of experience and passion in quantity surveying and building consultancy. With offices across Australia, we ensure that every project reaches fruition and exceeds expectations throughout the project life cycle, with services ranging from pre-construction, through post-occupancy.

Family values exist as the fabric of our business, therefore we care for our clients and their projects as if they are our own by embracing a holistic approach to every project with care, integrity and passion.

Leading Our Team
Professional Affiliations

Professional affiliations are vital partnerships to our business, fostering collaboration and credibility in the industry. We’re proud to be recognised and registered with the following organisations:

Australian Institute of Architects (AIA)
Architects Registration Board (ARB)
Australian Institute of Quantity Surveyors (AIQS)
The Australian Society of Building Consultants (ASBC)
Master Builders Association (MBA)
Tax Practitioners Board (TPB)

Other Panel Memberships

AIQS Strata Defect Rectification Costs Panel
AIQS Strata Building Inspection Cost Panel
ASBC Strata Building Defect Inspection Panel
AIQS Expert Witness Panel
AlertForce Assessment Asbestos and Removal Inspectors
Elmo Accredited Occupational Health and Safety Inspectors

Bank Panels

We are a trusted and respected consultancy amongst financial institutions. With our presence on multiple bank panels, we’re uniquely positioned to deliver specialised services.

National Australia Bank
Commonwealth Bank of Australia
St George Bank
Westpac Banking Corporation
Balmain Private
Bank of Sydney
Bank of Queensland
Banner Asset Management
Baptist Financial Services Australia
Blue Crane Capital
Assetline Development Finance
Australian Unity Limited
Australian Securities
Arab Bank Australia
Bendigo Bank
Delphi Bank
Manda Capital Holdings
Moelis Australia
Pallas Capital
PAG Private Equity
Remara Private Credit Fund
Stamford Capital
Trilogy Funds
Wingate Group
Peak Capital

Awards & Publications




      Best Quantity Surveying Firm (<30m revenue) 2020                                            Built Environment Firm (<30m revenue) 2020



    Waverly Council Brightest and Best Business Award 

                  Winner Professional Services 2022




                   architecture bulletin                                                                         

                    December 2020 / Pages 20-21                                                                            March-May 2022 / Pages 67-69


                   June-August 2022 / Pages 06-07                                                                    August-September 2023 / Pages 52-55



Samuel Star

Principal & Founder

Certified Quantity Surveyor (CQS) No. 2752
Fellow of the Australian Institute of Quantity Surveyors (FAIQS)
Registered Strata Defects Inspector Panel Member AIQS
Registered Defect Rectification Costs Panel Member AIQS
Registered Expert Witness Panel Member AIQS
Registered ATO QS Tax Agent No. 24722473
Graduate Diploma of Architecture (UNSW)
Bachelor of Building in Construction Economics (UTS)

Meet Samuel Star, the visionary founder and director of Archi-QS, a seasoned leader with over 30 years of industry experience. Samuel’s extensive experience positions him as an expert in managing risks and completing distressed projects, evident through his proactive approach and unwavering integrity. As a seasoned leader, his involvement ensures rigorous reporting and compliance with credit risk processes, making Archi-QS a trusted partner for financial institutions.

As a Fellow of the Australian Institute of Quantity Surveyors and a Certified Quantity Surveyor, Samuel possesses the credentials to manage and execute a comprehensive range of quantity surveying services across diverse project types, scales, and client groups. His reputation precedes him, with Samuel being a trusted presence on panels for both major and minor banks and financial institutions, ensuring banking compliance, rigorous reporting, and project management standards from inception to completion.

Samuel’s invaluable insights into quality workmanship and project integrity, combined with his diverse experience spanning the building life-cycle, and his proactive approach, have honed his ability to navigate and excel in complex project scenarios. With Samuel at the helm, Archi-QS stands as a beacon of excellence in the industry, offering unparalleled expertise and a commitment to delivering exceptional results.

business development manager in blue shirt

Rafael Bozionelos

Business Development Manager & Quantity Surveyor

Bachelor of Business and Bachelor of Information Systems ACU
Cert IV Building and Construction (Estimating) TAFE NSW
Master of Construction Management (Professional) DU – in progress

Rafael wears many hats in Archi-QS. He is our business development manager, quantity surveyor, and the team leader of the Strata Building Bond and Inspections Scheme services, with a strong focus on risk management. Rafael aspires to play a pivotal role in driving Archi-QS’s journey toward becoming a reputable, reliable, and well-established industry service provider and thought leader, and this is evident through his pursuit of further education in construction professional practice.

Sarah Bozionelos

Senior Manager & Nominated Architect

Nominated Architect NSW ARB 10024
Design Practitioner NSW DEP0002091
Certified Asbestos Assessor Alertforce 210301
SIP Building Inspector and General Building Consultant (ASBC)
Member of the Australian Institute of Architects (RAIA)
Associate Member of the Australian Society of Building Consultants
Master of Architecture (USYD)
Bachelor of Architectural Studies (UNSW)
Certificate IV in Occupational Health and Safety (WHS)

As the Senior Manager at Archi-QS, Sarah spearheads our team with unparalleled expertise, distinguishing us as the only quantity surveying firm with architects on the management board. Sarah’s multifaceted role encompasses architectural insight, policy acumen, and leadership.

With a robust background as the Nominated Architect for Archi-QS and NSW Design Practitioner, Sarah ensures that each project benefits from a holistic approach, blending architectural precision with strategic guidance informed by policy insights. This unique combination enables us to set new standards of excellence and deliver unparalleled value to our clients.

As a SIP Building Inspector and General Building Consultant, she’s qualified to act as a building inspector and assist in all stages of the Strata Building Bond and Inspections Scheme. She also takes the lead as a strata services specialist, overseeing all the projects and providing guidance to the team.

Furthermore, Sarah is a thought leader, actively contributing to relevant publications and hosting seminars to share valuable insights with clients and industry peers.

quantity surveyor in white shirt

Sashko Nikolov

Team Leader & Quantity Surveyor

Bachelor of Science in Management (UKIM)
Bachelor of Construction Management (UniSA) – in progress

Sashko is our dedicated quantity surveyor with a specialisation in construction finance, banking compliance, and policy, coupled with extensive expertise in progress claim assessments. His unwavering determination and attention to detail make him an invaluable asset to our team.
With a deep passion for project integrity, Sashko has honed his expertise in quality construction processes. Each day, he diligently oversees the advancement and successful completion of our construction projects.

Sashko ensures strict adherence to financial institutions’ requirements and project timelines, consistently striving to exceed the goals and expectations of all stakeholders.

brunette marketing coordinator

Eduardo Nara

Assistant Quantity Surveyor

NSW Head Office


cost manager in blue dress

Mary Najm

Accounts Manager

NSW Head Office

brunette office administrator

Bianca Cabral


NSW Head Office

cost manager in blue dress

Hayley Cheng

Project Manager

NSW Head Office

assistant quantity surveyor cartier

Cartier Chen

Graduate Quantity Surveyor

SA Branch

brunette marketing coordinator

Luiza Leite

Marketing Coordinator

NSW Head Office

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