
Trusted Quantity Surveyors with 25 Years of Insight
Expert Quantity Surveying & Contract Administration Services
Campbell Martinez LLP Quantity Surveyors has over 25 years of experience in the construction industry. Our mission is to help clients maximise their budgets and avoid unexpected expenses with clear and detailed advice at every stage of development.
Whatever the size and complexity of your project, we offer a flexible and bespoke approach to meet your needs.
Maximising Value, Minimising Risk — Expert Cost Clarity at Every Stage
Our Services
Quantity Surveying
Detailed planning that adapts to each project phase, ensuring financial clarity from inception to completion.
Cost Management
Tailored strategies to oversee and optimise project budgets while ensuring commercial viability.
Contract Administration
Expert administration services to help ensure smooth execution and adherence to contractual obligations.
About Campbell Martinez LLP Quantity Surveyors
Established in 2022 by Dan Campbell (MCIOB, AssocRICS, MAPM), we provide Quantity Surveying and Contract Administration services to independent clients on construction projects in the UK. Based in Banbury, Oxfordshire, we operate across the Midlands and the South of England, covering the residential, commercial, education, and healthcare sectors.
We pride ourselves on being friendly, professional, reliable, and flexible in our approach to every project. Dan holds a BSc in Quantity Surveying and professional memberships with The Chartered Institute of Building (CIOB), Royal Institution of Chartered Surveyors (RICS) and the Association for Project Management (APM), highlighting his expertise and his continued professional development within the industry.
Precision. Clarity. Confidence in Every Build.
As cost management and procurement experts, we recognise the importance of delivering projects that meet our clients' time, cost, and quality expectations. At Campbell Martinez LLP, we adopt a flexible and adaptable approach to client collaboration, implementing the right strategies at each stage of the project.
We acutely understand the technical, practical, and commercial aspects required throughout a project's life cycle. We pride ourselves on challenging construction methods, strategies, sustainability practices, construction programs, and costs to deliver the best value and ensure successful project outcomes.
Our commitment to customer service and results-driven approach allows us to analyse each project independently. We review sustainable practices and develop our internal database to ensure we evolve continually at the forefront of the construction industry. This adaptability enables us to enhance consistency and tailor our client project delivery approach.
We offer practical procurement advice to our clients to ensure each project adopts the most suitable strategy and contract. Our services include quantity surveying and contract administration.
We prepare tender documentation, oversee the tendering process to ensure that the preferred contractor's bid aligns with the project requirements. Additionally, we also prepare the contracts for execution and administer them throughout the construction phase, ensuring that all parties adhere to the correct procedures and provide adequate protection for clients and contractors, providing our clients with peace of mind.
Contact Us
Need help with your next project?
Trust Campbell Martinez LLP with our expert Quantity Surveying and Contract Administration services. Contact us to learn more.
office@campbellmartinezllp.com
01295 550157 / 07359 629821

“Dan works in a positive, professional manner, with exceptional skills and professionalism dedicated to delivering high-quality projects. It has been a pleasure to work with Dan and I wouldn’t hesitate to work with him again in the future.”