Welcome to Who’s Who of Top Executives

The Marquis Who’s Who Top Professionals series recognizes outstanding listees in their specific fields. Our features contain biographical details of professionals that have achieved a high level of recognition and achievement in their chosen profession.

Mathew Guilfoyle

Title: President Company: Activity Connection Location: Lebanon, Oregon, United States Mathew Guilfoyle, president at Activity Connection, has been recognized by Marquis Who’s Who Top Executives

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Teresa Ethridge

Title: Chief Executive Officer Company: HumanityCenter4Change Location: Hemet, California, United States Teresa Ethridge, chief executive officer at HumanityCenter4Change, has been recognized by Marquis Who’s Who

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Michael Nizar Yaich

Title: Senior Program Manager Company: U.S. Federal Government Location: Washington, D.C., United States Michael Nizar Yaich, Senior Program Manager at the U.S. Federal Government, has

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Ekta Vyas, PhD

Title: Chief Human Resources Officer Company: Keck Medicine of USC Location: Pasadena, California, United States Ekta Vyas, PhD, Chief Human Resources Officer at Keck Medicine

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Jasen E. Petersen

Title: Chief Executive Officer Company: Ionic Alliance Group Inc. Location: Indian Hills, Colorado, United States Jasen E. Petersen, Chief Executive Officer at Ionic Alliance Group

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Svetlana Mislavskaia

Title: 1) Founder and Accountant; 2) Tax Preparer Company: 1) Volena Inc.; 2) Optim LLC Location: Sunny Isles Beach, Florida, United States Svetlana Mislavskaia, Founder

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Shannon W. Jones III

Title: Member of the Board of Managers Company: Travis County Hospital District Location: Manor, Texas, United States Shannon W. Jones III, Member of the Board

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Thomas R. Griffiths

Title: Western U.S. Sales Manager Company: Stellar Location: Hooper, Utah, United States Thomas R. Griffiths, Western U.S. Sales Manager at Stellar, has been recognized by

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James P. Grabowski

Title: Vice President Company: Mended Hearts Chapter 350 Location: Noblesville, Indiana, United States James P. Grabowski, Vice President at Mended Hearts Chapter 350, has been

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