Making the Difference for our clients for over 18 years.

Recognized by Who's Who Legal and GAR 100 as a top International Expert Consultancy, Delta's multi-disciplined professionals in engineering, accounting, construction, and program management provide Delay Analysis, Damages Analysis, Project Advisory and Financial Advisory Services on complex projects throughout the world.

Delta's Featured Projects

  • All
  • Bridges And Roads
  • Buildings
  • Commercial Damages
  • Damage Analysis
  • Defects
  • Delay Analysis
  • Education
  • Energy And Power
  • Environmental
  • Expert Witness
  • Government
  • Heavy Civil
  • International
  • Latin America
  • Loss Of Productivity
  • Oil And Gas
  • Project Advisory
  • Scheduling And Planning
  • Transportation
  • Title
  • Date
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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

Ralph Koch

RKoch thumbnailRalph Koch, CPA, is a former Big Four Audit Partner who worked with startups and Fortune 500 companies. He has 25+ years’ experience as a hands-on Chief Financial Officer in many industries, including aerospace and defense, government contracting, life sciences, software, real estate development and financial services. His experience includes contract disputes, fraud investigations, program and project cost reviews and business valuations.

Other Delta Professionals