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About Us

Trisian-Global Consulting LLC was established in 1999 by Ada Gresko, and quickly grew to become a  respected and successful HR Consulting firm. Our approach is grounded in understanding our clients' people challenges, and then delivering custom-tailored solutions to solve those challenges.   


We work with clients in the US and Canada, specializing in:

  • Executive Search / Retained Search / Contingency Based Recruitment
  • Training and Development
  • Executive and Leadership Coaching  
  • Strategic Organizational Planning/Organizational Change
  • Employee / Labor Relations / Grievance Management / Contract Negotiations
  • Outplacement & Career Transition Services 
  • Mergers and Acquisitions


We value our clients’ time so we move straight to the heart of the issue and deliver measurable results with an intense focus on exceeding expectations. This is the primary reason why clients return to TGC year after year.  In fact, many of our clients have been with us since 1999 because they know we're invested in their success. 





Get to know the team leaders at Trisian-Global Consulting LLC




Client Testimonials -  Learn more about the quality of our services 





Our Mission, Core Values and Operating Principals

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© Trisian-Global Consulting LLC Contact Information: Ada Gresko 901-218-2260