Insights
How Much Does Construction Cost Management Cost — And What Do You Get for It?
Independent cost management is one of the few professional services on a construction project that is designed to pay for itself. Here's how the fees work, and how to think about the return.
How much does a construction cost manager charge?
Quantivey's engagements are priced one of two ways: time and materials — you pay for the hours actually worked at agreed rates, which suits open-ended or evolving scopes — or a set fee with a not-to-exceed cap, which fixes the price for a defined deliverable and contractually guarantees the cost won’t rise above an agreed ceiling. The right structure depends on how defined the scope is and how much cost certainty you want up front.
Is it worth it on my project?
The test isn’t the fee — it’s the exposure. On a project of meaningful size, a single avoided change order, a corrected estimating error, or a defended scope claim routinely exceeds the entire cost of the engagement. Cost management earns its keep by protecting a number far larger than its own fee. For very small projects, a fixed-scope engagement (a single estimate or budget review) is often the more sensible entry point.
Time and materials or a not-to-exceed fee — which is better?
Time and materials suits work where the scope isn’t fully defined or may evolve — you pay only for what’s actually needed, with no padding for unknowns. A set fee with a not-to-exceed cap suits a defined deliverable where you want certainty: the price is agreed and contractually can’t exceed the ceiling, even if the work runs longer than expected. Time and materials offers flexibility; a not-to-exceed fee offers a guaranteed maximum. Many engagements use one for early, undefined work and the other once scope is set.
What's the return on construction cost management?
The return shows up as budgets that hold, estimates that match reality, and change orders that get challenged rather than absorbed. The clearest way to measure it is variance: how close the final cost lands to the number set at the start. That gap — controlled or uncontrolled — is usually worth many multiples of the fee.