About
Mark A. Winsor is a prosperity attorney at Winsor Law Group, PLC, advising clients on business law, real estate, asset protection, estate planning, probate, and investment-related matters. He brings decades of professional experience to his legal practice, helping individuals and businesses structure, protect, and grow wealth. His approach focuses on creative problem-solving and long-term planning strategies designed to align legal solutions with financial and business objectives.
Mark earned his J.D., magna cum laude, from Western State University College of Law, where he also obtained a certificate in taxation. His education provided a strong foundation in transactional law, taxation, and asset structuring. This academic background supports his work in complex legal and financial planning matters that require careful coordination across legal, business, and regulatory considerations.
Before and after entering the legal profession, Mark built extensive experience in business, real estate, and financial services. He has founded, developed, and managed businesses across multiple industries, including international trade and professional services. As an attorney, he applies this experience to guide clients through business formation, real estate transactions, foreclosure and bankruptcy issues, and estate planning designed to preserve assets and reduce risk.
Mark A. Winsor is also active in legal education and professional mentorship. He frequently speaks at continuing education programs and seminars for attorneys, real estate professionals, and financial advisors, and he mentors other attorneys in prosperity law. A licensed attorney, Realtor, and financial advisor, he offers a multidisciplinary perspective that helps clients make informed decisions. His practice is defined by strategic planning, clear communication, and a focus on sustainable legal and financial outcomes.
Law Office Affiliations
- Managing Partner, Winsor Law Group, PLC
- Member, State Bar of Arizona
- Member, Maricopa Bar Association
Licensed State
- Arizona
Education
- Western State University College of Law
Juris Doctor (J.D.)
Awards & Badges

- Probate
- Trusts
- Commercial Real Estate
- Land Use & Zoning
- Landlord & Tenant
- Residential Real Estate




