Constantine (Dean) Gartelos

Senior Partner

"Success comes from serving others with integrity, diligence, and loyalty—whether guiding clients through complex decisions or making memories with family, always work hard, play hard, and enjoy the ride."

Dean Gartelos leads OTG’s Government Operations with more than 20 years of experience pricing, negotiating, and leading teams through complex procurements and programs particularly with Federal, State, and Municipal Governments. As a member of the OTG Consulting Executive Team, Dean is our point person for Government related opportunities and situations where detailed price strategy or structure are required. His direct approach and attention to detail ensures that our clients receive exceptional consulting support and expertise to efficiently acquire the services needed to serve their customers and enhance their operational capabilities. Dean’s guiding principles are his core values of:

  • Integrity
  • Loyalty
  • Diligence
  • Reliability
  • Patriotism
  • Service to Others

With a passion for helping people and businesses, Dean is also the Founder and Principal of Western Skies Consulting and Upwards Life. He believes in a ‘work hard, play hard’ approach to business and family. Whether negotiating a complex transaction, advising a client on their IT and Communications purchase, or coaching youth sports, volunteering in his son’s classroom, and playing ice hockey… Dean and his family always find a way to ‘enjoy the ride’.

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