What we do best.



In broad terms, we estimate and manage the financial aspects or costs of a construction project.



We are able to offer dependable assistance on a myriad of projects…



CAQS is a registered and established Quantity Surveying firm

We manage all costs relating to building and civil engineering projects, from the initial calculations to the final figures. We strive to minimise the cost of a project and enhance value for your money, while still achieving the required standards and quality.

Welcome to the website of CAQS Quantity Surveyors – a quantity surveying enterprise headed up by Giel Cillié and Guillaume Cillié in South Africa and William Lombard in Australia. They are quantity surveying professionals with extensive experience in the contractual guidelines of The Joint Building Contracts Committee (JBCC), and other forms of construction contracts like FIDIC, NEC and GCC. Contractual documentation assures equitable distribution of contractual risk between contractor and client. Giel Cillié is, in addition, a member of the Association of Arbitrators (AoA)

CAQS Quantity Surveyors has offices in Gauteng ,the Western Cape and Melbourne-Australia . We have successfully completed projects in most provinces of South Africa, Australia and as far afield as Antarctica.

Travelling is not a problem for us, it’s a necessity to see the world while we provide our services. Guillaume and William has additional international experience as quantity surveyors in the United Arab Emirates.

As a firm of professional, registered quantity surveyors, we strive to deliver a service that is prompt and of the highest quality, with a work and business ethic cut from the same cloth. CAQS have the ability to assemble a professional team that efficiently completes your project on time and within your budget. We also liaise with and work with other consultants on public sector projects.

We look forward to being of service to you.

The Association of South African Quantity Surveyors (ASAQS)

As a professional body, ASAQS embraces a number of key objectives and ambitions for the quantity surveying profession. It seeks to “Advance and promote the science and practice of quantity surveying and cognate matters, uphold the dignity of the quantity surveying profession, and promote and protect the interests of its members.” ASAQS seeks further to create opportunities for the exchange and recording of the wealth of knowledge and experience of quantity surveying, thereby cultivating uncompromising standards of expertise and integrity.

Unsure about where to start with your project? Come and pay us a visit.


Our Clients include:

Meerendal Wine Estate
University of Stellenbosch
RICS logo
Barloworld Motor Retail logo
tenova logo
Cape Living Developments logo
The Embassy of Brazil
AVIS Rent a Car
University of Pretoria logo