Pre-contract
- Cost planning and preliminary estimating
- Detailed cost estimating
- Bill of Quantities preparation
QUANTITY SURVEYING
Cost clarity before commitment.
Independent measurement, estimating, tender support, and cost control for owners, developers, consultants, and contractors.
FULL-LIFECYCLE COMMERCIAL SUPPORT
Commercial clarity across the full project lifecycle.
We translate drawings, specifications, site conditions, and contracts into substantiated budgets and commercial decisions.
Tender and procurement
- Tender and bid evaluation
- Comparable tender documentation
- Bid clarification and normalisation
Construction stage
- Cost control and project monitoring
- Progress valuation and interim payments
- Variation and change management
Post-contract
- Final account
- Contractor commercial support
- Construction cost and documentation audit
WHAT YOU RECEIVE
Clear outputs for each commercial decision.
Cost plan
Stage-based budget aligned with current design information, assumptions, exclusions, and identified cost risks.
Decision useTest feasibility and guide design priorities.
Detailed estimate
Measured quantities, specifications, assumptions, applicable rates, and traceable calculations.
Decision useValidate budget before tender or commitment.
BOQ
Tender-ready work sections and measured quantities structured for consistent contractor pricing.
Decision useCreate comparable bids and a contractual cost baseline.
Tender comparison
Normalised comparison of inclusions, exclusions, qualifications, arithmetic, and commercial variance.
Decision useSelect a contractor using comparable evidence.
Progress valuation
Evidence-based assessment of work completed, materials on site, retention, and previous payments.
Decision useSupport fair interim payment decisions.
Variation register
Live record of instructed and proposed changes, status, valuation, approvals, and forecast impact.
Decision useKeep scope changes visible and controlled.
Cost report
Snapshot of commitments, approved and potential changes, forecast final cost, risks, and actions.
Decision useMake timely budget and risk decisions.
Final account
Reconciled contract sum with variations, payments, claims, and close-out documentation.
Decision useClose the project with an auditable commercial record.
WHY QADITA
Independent advice grounded in buildable detail.
Measured, not guessed
Quantities and assumptions are stated so the commercial basis can be reviewed.
Decision-led reporting
Outputs focus on the information an owner or project team needs to decide next.
Local delivery awareness
Advice reflects Bali procurement, logistics, labour, and site constraints.
Continuous cost control
The budget is monitored from early design through tender, construction, and close-out.
REQUEST QS SUPPORT
Tell us what decision your project needs next.
Send the project stage, location, drawings available, approximate area, and required deliverable.