About Accumulus
Learn more about our company, our director, and our commitment to excellence in quantity surveying.
About Accumulus
30 Years of QS Expertise. Our Director Tony Davenport brings more than 30 years of invaluable experience in Quantity Surveying to the construction industry.
Our expertise lies in Estimation of commercial projects, procurement, tendering, analysis of quotes, dispute resolution, and expert witness services. We also excel in contract review and negotiation and through to providing a full QS service on live projects.

Quality Commercial Construction
Our expertise extends to large-scale commercial developments with complex design requirements and strict timelines.

Hospitality Excellence
Specialized quantity surveying for the unique requirements of hotel and hospitality venues.

Office Towers & Corporate Space
Cost management for corporate environments that balance aesthetics and functionality.

Urban Residential Developments
Delivering cost-effective solutions for multi-unit residential projects that enhance community living.

Tony Davenport
Director & Quantity Surveyor
With over 30 years of experience in the construction industry, Tony has played a key role in delivering a wide range of projects across New Zealand, Australia, and the UK. His expertise spans commercial and residential developments, hospitals, airports, aged care facilities, hotels, warehousing, high-rise apartments, and luxury residences.
Throughout his career, Tony has built a reputation for precision, strategic cost management, and a hands-on approach. His ability to anticipate and mitigate common project pitfalls, combined with attention to detail and expertise in value engineering, ensures efficient, successful outcomes.
Registered Quantity Surveyor with NZIQS recognition
Our Core Expertise
With over three decades of experience, we've developed specialized expertise across key areas of quantity surveying. Our knowledge spans commercial and luxury residential projects.

30+ Years
of Excellence
Delivering exceptional Quantity Surveying services across New Zealand
Estimation
Comprehensive cost analysis and budget forecasting
Procurement
Strategic sourcing and supply chain management
Contract Review
Thorough assessment and negotiation of agreements
Value Engineering
Optimizing project value and cost efficiency
Dispute Resolution
Expert mediation and conflict management
Expert Witness
Professional testimony and case analysis