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John G. Johnson offers independent project cost estimating as a service to architects, developers, and building owners. As an independent service, JGJ’s estimating department can provide in-house accurate civil architectural, structural, fire protection plumbing, mechanical, electrical cost estimates for projects. This service provides a value to the decision makers prior to committing financially and provides an independent third-party cost estimate for the project team. Estimates and take-offs are organized and prepared per CSI’s Master Format for easy readability and use by the team.

Typical Estimating Services


  • Civil & Site Estimates
  • Technology Estimates
  • Architectural Estimates
  • FF&E and OF&E Estimates
  • Structural Estimates
  • Mechanical, Plumbing, Fire Protection, Electrical Estimates

JGJ’s goal in estimating is to provide accurate, forecasted, market condition estimates for
the client’s use in preparation of construction budgets and financing decisions.