Mark has over 25 years of management and development experience. He began his career with The Charles E. Smith Companies in Washington D.C., and co-founded and served as President of Midwest-based Lanmark Property Advisors. In 2007 he co-founded and presided over Oxford Management Companies for over a decade. He founded Cornerstone Management Services in 2019 and is currently serving as the President.
During his management career, Mark has been directly responsible for the management and development of several million square feet of commercial space and several hundred units of senior housing communities. In addition, as a licensed broker Mark has been responsible for approximately $100M in commercial property transactions. In addition, Mark served as Administrative Director for The Mayo Clinic – Clinical Trial Services and brings unique expertise in healthy living to the service needs and care of seniors. In launching Cornerstone Management Services, Mark helped provide healthy living programs and wellness consulting to the Cornerstone managed campuses.
Mark has a B.A. from Ohio Wesleyan University, in Delaware, Ohio, and an M.B.A. in International Business from The American University in Washington, D.C.
Theressa received her bachelor’s degree from Webster College and has served in various health care consulting positions throughout her career. Most specifically owning and presiding over Senior Consulting Company West Central Solutions.
Theressa brings 15 years of operational leadership experience in Senior Housing. In addition, she has received regional recognition for her work as Chairman for Seven Rivers Hospital, United Way, Focus House and Pregnancy Family Life.
She currently resides in Crystal River Florida with her husband Jeff, 6 children, 2 dogs and 2 cats. Theressa is extremely dedicated to her church and family.
Maggie is our Director of Senior Housing. She is responsible for overseeing the operations of all Senior Housing Communities and clinical staff. Maggie comes with significant administrative and management experience in Assisted Living and Memory care senior communities.
She graduated with a Bachelor’s Degree in Healthcare Administration from Herzing University, in Madison, Wisconsin.
Heidi serves as our Regional Nurse Manager. Heidi is responsible for the clinical oversite of Cornerstone’s Minnesota Senior Living Communities. Heidi started her career in healthcare in 1993, within rural SE Minnesota Long-term Care. She began her nursing career at Mayo Clinic- Rochester then served as a facility Director of Health Services for Oxford Management Companies, and then as Director of Clinical Services for Stanley Jones & Associates Home Care, Rochester; prior to joining Cornerstone Management. Heidi’s heart is in senior care, where we appreciate her dedication and compassion with which she manages resident care.
Heidi obtained her Nursing Diploma from Minnesota West, Worthington, Minnesota, and a Registered Nursing degree from Western Technical College in La Crosse, Wisconsin.
Anders Nygren serves as our Senior Accountant. He oversees the monthly accounting duties and is responsible for the financial reporting for the Cornerstone managed properties. He comes to us with 10 years of accounting experience. He started his career with Foldcraft Co out of Kenyon as an accountant/corporate accounts payable coordinator, then served as an accountant for the CMI Group out of Rochester, MN.
Anders earned his BS in Accounting from the Minnesota School of Business in Rochester, Minnesota.
Rick Karow joined Cornerstone Management in 2007 as Senior Property Manager. Rick has over 30 years of experience owning and operating successful businesses. He offers expert knowledge in accounting, inventory, payroll, sales, and customer service. He has excelled in turning around distressed and troubled assets, and has been recognized for his outstanding work in financial, leasing, tenant relations and leading teams to success.
Jordan Lange is the Corporate Administrator of Cornerstone Management. She is responsible for all our medical billing, licensing, and numerous administrative duties within the company. Prior to joining Cornerstone, Jordan owned and operated her own business.
Jordan graduated with her BS in Business Administration from Winona State University in Winona, Minnesota, and additionally is working toward her Master’s in Leadership Management.