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Making the Difference for our clients for over 20 years.

Message to our clients, colleagues, and friends: As the COVID-19 pandemic continues to evolve, our priority is protecting the health and safety of our employees, their families, and our clients. Fortunately, our team is set-up to work remotely and we have the resources and systems to work effectively and efficiently away from our physical offices. If there is anything that we can do during this difficult time, the Delta team is here to help.

Delta's Featured Projects

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  • Government
  • Heavy Civil
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Delta has provided Consulting Services on
Projects in 40 Countries

Delta Map showing 40 countries

Working with clients in their own country and often in their own language, or from our offices in the U.S., our professionals have successfully completed assignments throughout the globe.

Meet Our Team

J. Mark Dungan

2011 Delta-CGI Dungan 35 suit-83x123-thumbnailMark Dungan has testified as an expert in delay analyses, damage calculations, loss of productivity, cost estimates, and contract administration matters.  In addition, he holds a Class A contractor’s license and provides consultation on active projects. Mark recently co-authored a peer reviewed article presenting their Improved Baseline Method (IBM) method of calculating inefficiencies.

Other Delta Professionals