Construction Services

Owners can rely upon the experience and expertise of McMAHON’s Construction Services Team to be their trusted representative during construction. We can tailor our level of construction-related services to achieve project success, whether a client requires full-time on-site representation or some other degree of service.  Our construction professionals work closely with clients to help them decide which construction method of delivery is best suited to each project, always with consideration of budget and schedule.  The Construction Services Team at McMAHON offers expertise in many project delivery methods, including conventional design-bid-construct, construction management or engineer-led design/build.  We have a depth of construction knowledge in many areas, including site development, transportation and utilities construction, water and wastewater treatment facilities, industrial facilities, and commercial and institutional buildings.

Construction Administration

  • Opinion of Probable Project Costs
  • Constructability and Value Engineering Plan Review
  • Bidding Services
  • Field Administration
  • Construction Observation
  • Project Cost Accounting
  • Project Schedule Development and Monitoring
  • Project Close-Out


  • Operational and Maintenance Programming
  • Start-Up Assistance and Equipment Commissioning
  • Record Drawings
  • Warranty Review
  • Post-Construction Evaluation
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