
About us
Founded in 1987, QSG Ltd (formally Daniel Barton Surveyors Ltd, trading as Quantity Surveyors Gibraltar Limited) has grown into a leading consultancy specialising in quantity surveying, cost consultancy, and contract administration in Gibraltar.
Our team brings extensive expertise, ensuring professional guidance across all stages of construction projects.
We work exclusively within the construction industry, partnering with His Majesty's Government of Gibraltar and private developers on major construction, civil engineering, and marine projects. Collaborating closely with project managers, architects, structural engineers, and M&E teams, we provide impartial advice and commercial clarity, helping clients achieve their goals efficiently and confidently.
Sectors
Residential Developments
We support residential schemes with cost control, procurement guidance, and contract oversight from concept through completion.
Mixed Use Developments
Our team coordinates commercial and residential project demands to keep mixed use developments financially clear and well managed.
Refurbishments & Building Conversions
We help clients plan refurbishment and conversion works with practical budgeting, tender advice, and live project control.
Demolitions
We provide commercial planning and cost advice for demolition packages, enabling safe sequencing and reliable project forecasting.
Petrol / Service Stations
From forecourt upgrades to new builds, we manage the cost and contract requirements of specialist fuel retail projects.
Land Reclamation & Marine Works
We bring clear commercial control to marine and coastal works, supporting complex delivery, compliance, and risk management.
Civil Engineering, Infrastructure & Road Works
We deliver robust, cost-effective infrastructure works that support long-term performance, compliance, and sustainable development.
Institutional/Public Sector Projects
We advise on public sector developments with a focus on accountability, value for money, and transparent contract administration.
Start Your Project with Confidence
We provide cost estimates, cost planning and contract administration to protect your investment from day one
Our Values
Integrity
We act with honesty, transparency, and accountability in every decision we make.
Excellence
We strive for the highest standards in quality, and professional service.
Collaboration
We work closely with clients and project teams to achieve shared goals and successful outcomes.
Innovation
We embrace smart, practical solutions that improve efficiency and add long-term value.
Commitment
We are dedicated to delivering reliable results and supporting our clients at every stage of their projects.

Process
To understand the Clients requirements and advise on what services we offer that could assist them in the most appropriate manner, based upon the current status of their project, considering and tailoring a potential service proposal from inception to completion throughout the Pre and Post Contract phase of any particular project as necessary.












