Skip to content

Mark Hardtke


Expert profile image of Mark Hardtke, President -


Mark has been with Northern Trust for 34 years, beginning in Chicago and transferring to Southern California in 1989 to help establish the office in Orange County.


Mark received his B.S. Degree in Accounting from Valparaiso University, and his M.B.A. Degree in Finance from DePaul University. He is also a graduate of the National Trust School and Graduate Trust School at Northwestern University, holds the ABA’s designation as a Certified Financial Services Counselor and is a Certified Trust and Financial Advisor.


Mark A. Hardtke, Sr. is President Designee of the Orange County West Region Wealth Management. Mark will become the President on September 1, 2018. He is also a Senior Vice President and Senior Fiduciary Officer for Trust and Estate Services covering the Orange County Region.


Mark is an avid golfer. He, his wife Cheryl, and their five children are residents of Mission Viejo.


Having served for 34 years in the financial services industry, Mark has developed a deep understanding of Trust, Investments, Taxation, Insurance and Banking. He has experience and expertise in generation wealth transfer tactics and fiduciary responsibility.


Mark is President of Hoag Hospital’s 552 Club and also serves on Hoag’s Planned Giving Advisory Committee. He is also a Past President of the Orange Coast Estate Planning Council and is immediate Past President of the Orange County Youth Sports Foundation.

Learn how we help families make decisions