About Mary T Inc


Rosa Camille Williams dedicated her life to caring for those in need. She was a nurse who provided care in hospitals and in homes during the early 1900s. She was the inspiration for her daughter, Margaret, and granddaughter, Mary T, to provide services to improve the lives of others in their community. Margaret and Mary T founded Mary T Inc together in 1976.


Today we continue the tradition of serving our community by providing personalized care across a wide range of services.

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The Future Generation

Margaret’s grandchildren play an important role in the continuation of Mary T Inc. The Tjosvold family provides oversight to Mary T Inc and collaborates on important issues such as financial management and strategic planning.

Wesley Tjosvold

Wesley graduated from Williams College with a double major in Math and Economics. After working in Boston, he graduated from Harvard Business School.


Lena Tjosvold

Lena graduated magna cum laude from Carleton College with a major in Psychology in 2009. She is currently working for Visa in San Francisco.


Colleen Tjosvold

Colleen graduated cum laude from Carleton College with a major in International Relations in 2011. Colleen has a Master of Counseling degree and is currently studying for a Master of Integrative Health and Wellbeing from the Center for Spirituality and Healing at the University of Minnesota. Colleen will be a board-certified Health Coach in Spring 2024. She works for the Mary T Outpatient Therapy and Wellness Center as an Integrative Health Specialist.