Broker Check

Our Team

Tim Thornberry

Partner

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Tim has been in the financial services industry for 14 years and partner and co-founder of Cornerstone Financial Partners, LLC. He believes that trusted guidance is built by being committed to serving others.

Accustomed to serving, Tim spent eight years in the Marine Corps reserve. He valued his role as a Platoon Sergeant as an opportunity to lead and develop young Marines. He deployed in 2003 as part of the 26th MEU(SOC) and again in 2006 with CLR-15 to the AL Anbar province Iraq. Now finished with his military career, Tim serves on the board of trustees of the Enterline Foundation and Hi-Hope Service Center. Both nonprofits work to improve the lives of individuals with developmental disabilities. Tim is also the Vice Chairman of the Gwinnett County Zoning Board of Appeals.

Tim graduated from North Georgia College and State University and he has an MBA from the University of Georgia’s Terry College of Business. He has traveled to 22 countries and enjoys seeing new perspectives. Tim and his wife Krystal have a wonderfully inquisitive young son, Alexander and a baby girl, Lucy.

John Winters

Partner

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John has been in the financial services industry for 20 years and partner and co-founder of Cornerstone Financial Partners, LLC. John believes that an environment of trusted guidance can best be built by being committed to serving the needs of clients.

 John previously had a career in finance with AT&T working on mergers and acquisitions and joint ventures. He worked in Asia and the Middle East. More recently, John has served as a Planning Commissioner in Gwinnett County, Georgia and is past president of the Gwinnett Council for Seniors and Friends of Gwinnett Senior Services, a non-profit serving the elderly in the community.  John is currently the Chairman of the Atlanta Regional Commission Advisory Committee on Aging.

 John is a graduate of LaSalle University in Philadelphia, Pennsylvania where he received a bachelor of science degree in Management and an MBA degree with a concentration in International Finance. Additionally, he did graduate work at the University of Baltimore and studied Financial Planning at Fairleigh Dickinson University.  John and his wife Joan reside in Lawrenceville, Georgia, and their daughter Kimberly resides in Fulshear, Texas with her husband and two children.

Anita Griffin

Client Relations Manager

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Amanda Lieble

Client Relations Associate

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