Pre-Contract Services

  • Feasibility Studies
  • Construction cost estimate in the following design stages:
    • Schematic Design Stage
    • Design Development Stage
    • Construction Drawings Stage, including preparation of Bill of Quantity (BOQ)
  • Value Engineering (VE)
  • Tender Stage
    • Preparation of TOR (Terms of Reference)
    • Compare and analysis of tenders received from bidders
    • Negotiate with bidders
    • Contract Documentation 

Post-Contract Services

  • Issue payment certificates
  • Examine all variation orders submitted by contractor
  • Preparation of monthly cost reports
  • Conclude final accounts of the project


McKeller offers a constructability review service to identify obstacles before a project is actually built by reviewing the construction documents. Recommendations will be made based on the findings.

The Benefits of Constructability Review include:

  • Reduce claims, disputes and change orders.
  • Reduce errors in design such as unclear, omissions and inconsistency of drawings and specification.
  • Avoid delays caused by construction documents discrepancies or omissions.
  • Minimize disruption to the design and construction process.
  • Lower bid price or price offered by contractor.


McKeller offers contract review service, assisting project owners in realizing the project’s objectives. Our team of experienced and expert consultants will review Articles of Agreement and Conditions of Contract to find every item which requires attention and then reported to clients with recommendation based on the findings.