Meet the Visionaries Behind MARSS Group
At the heart of MARSS Group is a team of dedicated professionals with deep expertise in Healthcare, Science, Research Development, and Innovation. Our leadership blends academic excellence with real-world experience to guide high-impact ventures across multiple industries.
Dr. Jason Stanford
Founder & Chief Executive Officer, MARSS Group
Vice President of Physics and Medical Dosimetry, Northeast Louisiana Cancer Institute
Dr. Jason Stanford is the visionary Founder and Chief Executive Officer of MARSS Group, leading strategic direction and innovation across healthcare and nuclear technology sectors. With more than two decades of experience in clinical radiation oncology, academic medicine, and scientific research, Dr. Stanford is recognized for integrating advanced technical knowledge with operational leadership to advance patient care.
Dr. Stanford’s career is distinguished by his leadership in major clinical physics programs and his dedication to training future leaders in medicine. He has held pivotal roles such as:
- Director of Physics at Geisinger Health System
- Chief of Physics at Forrest Health
- Associate Professor at the Geisinger Commonwealth School of Medicine
Dr. Stanford is a Diplomate of the American Board of Radiology and has served as Founder of Alliance International Medical (AIM).
Academic Background:
- Associate degree in radiography
- Bachelor of Science in Radiation Therapy
- Master’s degree in Medical Physics
- PhD in nuclear engineering with specialization in Medical Physics (University of Missouri)
- Postgraduate Residency Training in Medical Physics
In addition to his leadership at MARSS Group, Dr. Stanford serves as Vice President of Physics and Dosimetry at Northeast Louisiana Cancer Institute. He spearheads the development and installation of a state-of-the-art linear accelerator, bringing cutting-edge technology to patient care. He also leads the integration of robust artificial intelligence models into cancer treatment protocols, enhancing precision and efficiency.
Dr. Stanford is also a candidate in the prestigious Harvard Global Research Scholar program.
Research Interests:
- Treatment Planning
- Small Field Dosimetry
- Quantum Biology solutions for Cancer Care
He is an active member of professional organizations, including the American Association of Physicists in Medicine (AAPM). He has served as Co-chair of the Student and Trainee Working Group and contributed to national safety and practice standards initiatives.
A dedicated educator, Dr. Stanford has trained countless physicians and physicists in radiation oncology and was recognized as Educator of the Year by the University of Mississippi Medical Center. His global outlook is characterized by a strong commitment to expanding access to quality cancer care in Jamaica and the Caribbean.
Dr. Jason Stanford
Founder & Chief Executive Officer
Dr. Jimmy Stringer
Director of Medical Physics & Innovation
PhD, Radiological Engineering
Board-Certified in Therapeutic & Diagnostic Medical Physics
Dr. Jimmy Stringer is a U.S. Air Force veteran, medical physicist, and innovator with over two decades of experience in clinical science, public service, and medical technology leadership. He brings a powerful blend of academic research and real-world clinical practice to the MARSS leadership team.
Career Highlights:
- Former Chief of Medical Physics, Ann Arbor Veterans Hospital
- Served 9 years in the U.S. Air Force and Ohio Air National Guard
- Member, National Therapy Physics Standards Review Board
- Developed a military career pipeline for medical physicists
- Board-Certified in both Therapeutic and Diagnostic Medical Physics (ABR)
- Research in proton therapy optimization and radiation dose equity
Dr. Jimmy Stringer
Director of Medical Physics & Innovation
Dr. Kadian Pinnock
Board Director & Vice President of Operations
MD, MPH, CAMC Certified Physician
Dr. Kadian Pinnock leads operational strategy and execution at MARSS, setting standards and building systems that deliver clinical excellence. With over 16 years in both medicine and medical technology, she brings deep experience from frontline care to administrative oversight.
Career Highlights:
- Former Medical Officer, Ministry of Health & Cornwall Regional Hospital
- Board-Certified Physician by the Caribbean Association of Medical Councils
- MPH, University of the West Indies, Mona
- Clinical Mentor, Caribbean Training & Educational Center for Health (C-TECH)
- Postgraduate Diploma in HIV Management, UWI
- Doctor of Medicine, Universidad Adventista Del Plata, Argentina
Dr. Kadian Pinnock
Board Director & Vice President of Operations
Mr. Anil K. Katwal
Computational Scientist & AI Lead
PhD Candidate, Computational Science
Anil K. Katwal is an AI researcher and computational scientist focused on solving complex healthcare challenges through high-performance computing and quantum-inspired machine learning. He brings unique insight into the future of data-driven medical innovation.
Career Highlights:
- Researcher in generative AI, diffusion models, and GPU-accelerated computing
- Developer of clinical decision tools for precision oncology and real-time treatment
- Experience with advanced frameworks including CUDA, PyTorch, Cirq, Qiskit, and TensorFlow
- MS in Computational Science; BSc in Physics, Mathematics, and Statistics
- International conference speaker and published researcher
- PhD candidate at the University of Southern Mississippi
Mr. Anil K. Katwal
Computational Scientist & AI Lead
Errol F. Green
Fellow Chartered Accountant (FCA) & Registered Public Accountant
Business Strategist
Errol Green is a seasoned Chartered Accountant and business strategist with over 20 years of experience in accounting, auditing, and financial management. He specializes in optimizing financial strategies for diverse sectors, with a strong focus on governance, corporate compliance, and international project reporting. His leadership ensures the financial integrity of MARSS Group and its strategic initiatives.
Career Highlights:
- Founder & CEO, Greejen Chartered Accountant, leading financial services for MARSS Group
- Extensive experience in external auditing, taxation, and financial advisory
- Former Senior Financial Analyst and Project Accountant at Jamaica Social Investment Fund (JSIF), managing internationally funded projects
- Expertise in governance, procurement, and financial analysis across multiple industries including government, real estate, construction, retail, and more
- MBA in Strategic Planning, Heriot-Watt University, Scotland; ACCA qualification, FCA designation
For more information, visit Greejen Chartered Accountant.
Errol F. Green
Fellow Chartered Accountant (FCA) & Registered Public Accountant
Alfred A. McPherson
Business and Corporate Attorney
Alfred A. McPherson is a highly experienced Attorney-at-Law with over four decades of practice in business and corporate law, real estate, mortgage financing, securities, probate, and estate planning. He has served across the private sector, public service, and academia, building a reputation as a trusted legal advisor and strategic leader.
Career Highlights:
- Principal, Alfred McPherson & Co., specializing in business and corporate law, real estate, and estate planning
- Former Dean, Faculty of Law, University of Technology, Jamaica (2014–2018), and Senior Lecturer in Real Property and Public International Law
- Registrar of Titles for Jamaica (2003–2006), overseeing national land title registration
- Legal Advisor, FINSAC Limited, supporting financial sector restructuring
- Distinguished Past President, Rotary Club of Saint Andrew North; active member of the Jamaican Bar Association
Education:
- LL.B., University of the West Indies, Cave Hill Campus
- Certificate of Legal Education, Norman Manley Law School (Top 5 graduate, 1981)
Alfred A. McPherson
Business and Corporate Attorney
Richard M. Campbell
Tax · Business · Estate Planning Attorney
Serving as Dr. Stanford’s Business and Tax Law Council for America
Richard M. Campbell brings 50 years of legal expertise to his practice in Monroe, LA. He specializes in tax law, business & commercial law, and estate planning, delivering high-quality, board-certified legal services tailored to meet individual and business needs.
Career Highlights:
- Former Senior Trial Attorney, IRS – handling income, estate, and gift tax cases in U.S. Tax Court (1971-1982)
- Board-Certified Tax Specialist since 1987; Board-Certified Estate Planning & Administration Specialist since 1997, by the Louisiana Board of Legal Specialization
- Holds a Master of Tax Law from New York University; J.D. from Louisiana State University; B.S. in Accounting from University of Louisiana at Monroe
- Served as Chairman & Member on various Louisiana State Advisory Commissions for Tax Law and Estate Planning
Practice & Values:
Established his solo practice in 1992, Richard is committed to clarity, integrity, and long-term client relationships. He’s licensed to practice in all Louisiana courts, U.S. District Court (Western District of Louisiana), the Fifth Circuit Court of Appeals, and the U.S. Tax Court.
Richard M. Campbell
Tax · Business · Estate Planning Attorney
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