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Tailored precisely to meet your needs

We cover all the bases in professional Quantity Surveying, from strategic partner, trusted advisor, to specific technical assistance. From early-stage estimating to procurement, contract administration and project finance, we’re here to help.


Getting it right starts on day one and can often be based on idealistic dreams and few facts. We become an integral part of the project team to work with you every step of the way. Drawing on specialist tools and years of experience to focus on what matters, seek out the unknown, and forecast the risk so that you have robust meaningful information to proceed on.

  • Due diligence
  • Feasibility and test fits
  • Design milestone estimating
  • Contribution to risk and safety in design workshops
  • Value management and value engineering
  • Cost option appraisals and cost analysis
  • Cashflows
  • BIM modelling takeoffs
  • Whole of life cost approach
  • Estimating for insurance purposes
  • Carbon footprint and sustainability assessments
  • Gap analysis estimates


Getting here is only half the journey and the procurement strategy can make or break the next chapter. We bring a balanced view of risks from all perspectives to ensure contracts are mutually beneficial to all parties but stay firmly in the bottom draw.

  • Procurement strategy advice
  • National, regional and local market assessment
  • Schedules of quantities and schedules of rates review and analysis
  • Tender management, analysis and negotiation
  • Risk profiling and assessments
  • Contract drafting and execution
  • Escalation and fluctuation advice and management


We care for the financial stability of your project as if it were our own. With our personable, experienced, and specialist finance team and strong trusted relationships, we know what is required, and sometimes that’s more than just numbers. It’s understanding. It’s speaking the same language as the financiers. It’s problem-solving not just the big picture but the detail too.

  • Development budget reviews
  • Documentation, contract, procurement, and program reviews and evaluation
  • Risk identification and resolution
  • Marketing, sale and purchase documentation review
  • Site inspections
  • Independent cost to complete assessments
  • Cashflow analysis
  • Payment verification
  • Regular and consistent PCG attendance and contribution


Once a project starts on site, the stakes have never been higher. We are here as a steady hand to guide you through. Steered by our positive relationships and pragmatic approach, we understand the need for timely reliable information in a format that makes sense to you.

  • Financial reporting and cost to complete forecasting
  • Progress claim assessments
  • Review and negotiation of variations
  • Management of provisional sums
  • Direct contracts management and reporting
  • Contribution to the on-site, design team, and client team meetings
  • Risk/contingency level advice
  • Cashflows
  • Final account negotiations and agreement
  • Asset registers
  • Tax depreciation schedules

Engineer To the Contract

An important role requires experience, precision, and an ability to provide pragmatic solutions to conflicts that arise during construction contracts. Our Engineer to the Contract team provides expert advice while also acting independently to fairly and impartially make decisions entrusted by the Contract. Our aim is to have quality communication with all involved to assist in reducing any tension and ensure projects are completed to the satisfaction of all parties involved.

  • Conditions of contract draughting and execution advice
  • Progress payment schedules and certificates
  • Variation order and contract change management
  • Extension of time assessments and resolution
  • Risk assessment and management
  • Conflict and dispute resolution
  • Practical complete and defect sign off
  • Programme analysis and advice

Specialist Services

Not defined by typical Quantity Surveying roles, we know there is so much more between A-Z in construction. At BBD a wide degree of knowledge and experience is available to provide value and depth to your project and needs.

  • Insurance loss event estimating and reinstatement advice
  • Expert Witness role providing advice to the parties in dispute
  • Sustainability assessments and carbon accounting
  • Project strategy planning
  • Quantitative Risk Assessment and modelling
  • Capital Works long term annual plans
  • Depreciation schedules and asset registers
  • Cyclical maintenance schedules



Barnes Beagley Doherr is built on a legacy reaching decades back into the world of quantity surveying in New Zealand. In 2013 Simon Barnes, Scott Beagley and David Doherr chose to challenge the traditional corporate model and started a new company built around clients, good people and an environment that supports both.

Today that legacy endures, and we continue to exceed expectations where we are considered the best in the business. We’ve grown to 40+ people reaching into every corner of the construction sector.

Covering the length of our country from north to south we still take pride in keeping it personal and keeping our clients at the centre of carrying out our service.

We can’t ever know what the future holds, but we do know we have the people and resources to play our part in shaping that future.