About Excalibur

Douglas A. Lewis, J.D. Ph.D, Au.D, MBA


Dr. Doug Lewis is President and Owner of Excalibur Business Consultants, LLC consulting in a wide range of areas involving healthcare, business, microenterprise development, and law while also maintaining a small law practice on the side. Dr. Lewis also is a General Counsel and Compliance Officer for several other related organizations and works as a Consulting Clinical Audiologist for several entities and an ENT Practice. He is an active Faculty Member for nine universities teaching in a wide variety of subject matters encompassing such areas as law and ethics, business, healthcare, clinical and administrative practice, science, nutrition, anatomy and physiology, biopsychology, and medicine as well as being an instructor for the International Hearing Society’s ACA program for the last 18 years. Dr. Lewis considers himself to be a lifelong adult learner, having earned an AuD degree along with a Ph.D, JD, three Masters Degrees, two Bachelors Degrees, and an Associates Degree. He maintains professional licensure and practices in Law, Clinical Audiology, Insurance, Securities Analysis, and Nursing Home Administration along with earning numerous association certifications and registries. It's not all about work, although he does love to stay busy. In the off-time, He works out extensively and is a musician routinely sitting with area rock, jazz, blues, and reggae bands with his most recent work as founder and performer for his band Paradygm Shyft.

Professional Licenses, Certifications, and Registries
  • State Licensure as an Attorney, Clinical Audiologist, Nursing Home Administrator, and Insurance Agent
  • NASD Series 6 and 63 Credentialed
  • Certified Compliance Professional (CCP)
  • Certified Healthcare Financial Planner (CHPF)
  • Certified Healthcare Risk Manager (CHPRM)
  • Certified Professional in Healthcare Quality (CPHQ)
  • ABA Board Certification in Clinical Audiology
  • Certification  of Clinical Competence (CCC-A)
  • Certified Subacute and Nursing Home Administrator
  • Registered Polysomnographic Technologist (Sleep Disorders) 
Professional Memberships
  • American Bar Association
  • Ohio State Bar Association
  • Columbus Bar Association
  • American Health Lawyers Association
  • Society of Ohio Healthcare Attorneys
  • Healthcare Financial Management Association
  • American Society of Healthcare Risk Managers
  • National Association of Healthcare Quality
  • American Health Information Management Association
  • American College of Healthcare Administrators
  • American College of Healthcare Executives
  • American Academy of Audiology
  • Ohio Academy of Audiology
  • Academy of Doctors of Audiology
  • Hearing Healthcare Alliance of Ohio
  • Association of Polysomnographic Technologists
  • Human Resources Association of Central Ohio
  • Society of Financial Services Professionals
  • Ohio Sleep Society
  • Ohio Association of Healthcare Quality
  • International Hearing Society
Professional Awards and Activities
  • State Licensing Examiner, Ohio State Board of Hearing Aid Dealers and Dispensers
  • University of Phoenix National Community Service Award, Fall 2009
  • Fellow, Healthcare Financial Management Association
  • Fellow, American Academy of Audiology
  • Fellow, Academy of Doctors of Audiology
  • Fellow, American College of Healthcare Administrators
  • Planning Committee, Asian Festival Cultural Event, Columbus, Ohio 2006
  • Ethics Committee, American Society of Healthcare Risk Managers, 2005-2006
  • Association of Polysomnographic Technologists, National Board of Directors 1994-1998, Bylaws Committee 1996-1998, Finance Committee 1998-1999.
  • Fundraiser/Grantwriter and Organizing Committee, Asian Festival Cultural Event. 2006-Present.
  • Sponsorship Committee and Grantwriter, Society of Financial Services Professionals, Central Ohio Chapter, 2008-Present
  • Curriculum Developer for the Undergraduate and Graduate Programs for EDMC Online Higher Education (Argosy and South Universities), 2008-Present
  • Grantwriter and Legal Consultant, Celtic Festival of Central Ohio
  • Advisory and Editorial Boards, Advance for Audiologists magazine<
  • Publications International Hearing Society, Executive Committee
  • Education Committee Board, International Hearing Society, 2008-Present
  • Professional Practices Committee Board, American Academy of Audiology
  • National College Regional Faculty of the Year, Columbus Ohio Campus
  • Faculty Advisor Appointment, National College Columbus Campus
  • Board of Directors, Ohio Rehab & Diagnostic Center
  • Inducted as Chancellor, Order of the Knights of Rizal, Columbus Ohio
  • All-Star Designation, International Hearing Society
  • 2014 Joel S. Wernick Excellence In Education Award sponsored by The Hearing Journal and International Hearing Society
  • 2015 Finalist in Health Care Heroes sponsored by the Columbus Business First Newspaper.
  • International Hearing Society, Chairperson for the Institute of International Hearing Studies (Education Committee) and member of both the Distance Learning Committees and Tinnitus Committees
Professional Publications in the
  • Law (Business, Employment, and Healthcare)
  • Corporate Compliance
  • Strategic Planning and Management
  • Clinical Audiology
  • Hearing Instruments Technology
  • Sleep Disorders
  • Nutrition
  • Nursing 
  • Human Resources
  • Quality Management
Professional Presentations for the Following Organizations 
  • Ohio State Society of Medical Assistants
  • Eastland Career Center
  • New Jersey Society of Hearing Healthcare Providers
  • Northeast Conference of Hearing Health Professionals
  • Human Resources Association of Central Ohio
  • Philippine Senior Association of Central Ohio
  • International Hearing Society
  • Academy of Doctors of Audiology
  • Mid-American Conference on Hearing
  • Ohio Sleep Medicine Association
  • Ohio Sleep Medicine Institute
  • Joint Commission on Accreditation of Healthcare Organizations
  • American College of Audiosprosthology
  • Ohio Society of Electroencephalographic Technologists
  • Ohio College of Healthcare Administrators
  • Ohio University
  • Research Planning Corporation
  • Hearing Healthcare Alliance of Ohio
  • Missouri Hearing Society
  • Georgia Hearing Society
  • Florida Hearing Society
  • Illinois Hearing Society
  • Kansas Hearing Society
  • Utah Hearing Society
  • Texas Hearing Healthcare Society
  • Arkansas Hearing Society
  • Forty-Plus of Central Ohio
  • Audina Hearing Instruments, Inc.

Prerna Ajmani B.A. LL.B. (H), LL.M., C.S.

Ms. Prerna Ajmani is an associate with Excalibur Business Consultants, LLC. She most recently has been a practicing attorney in Supreme Court of India and Higher Court of a State (New Delhi). Her experiences include achieving expertise in legal areas involving corporate, tax, civil, cyber, criminal, and environmental areas among others. She also has extensive experience in researching and drafting documents while working in the Attorney General’s office in one of the Indian States.  She also previously operated her own law firm with two other partners in 2014 that enhanced her a lot of experience in legal field. Prerna also provided free legal aid and pro-bono work and took an initiative to educate women of their legal rights and children by conducting workshops through her non- profit organization “Rudra”. She is also a director of Prolgae Spirulina Supplies Pvt. Ltd. (Chosen as Top 10 Agri-tech startups in 2018 by Silicon India Magazine). 

Ms. Ajmani possesses extensive experience in arbitration/mediation, legal contract development, accounting experience, legal contract development, risk analysis and trial administration for high-profile companies across a broad range of industries. She has demonstrable success in litigating complex cases along with expertise in crafting shareholder agreements and M&A protocols.

Prerna is working toward final level certification for Company/ Corporate Secretary status with experience in efficient administration of a company, particularly with regard to ensuring compliance with statutory and regulatory requirements and for ensuring that decisions of the board of directors are within the law and are implemented. She has also worked with maintaining organization records management such as annual accounts, pensions and employee stock management.  

Professional Licenses
Member of Supreme Court of India since September 2015.
Member of Bar Council of India since October 2013.
Member of Companies/ Corporate Secretary of India

Professional Membership
Columbus Bar Association
Indian Bar Association
Delhi Bar Association
Supreme Court India Bar Association
Member of Companies/ Corporate Secretary of India
Member of International Court of Jurists, U.K.

Professional Awards and Activities
Research Intern, Manmohan J. (CMJ) Delhi High Court, Highest State Court, 2011.
Law Intern at Bhasin & Co. (2011) and Kochhar and Co. (2010)
Participant, International Academic Conference on Economic Growth and Changes of Corporate Environment   in Asia, Indian Law Institute, New Delhi, 2013.
Semi-Finalist, M.S. Rammiah 4th National Moot Court Competition, Bangalore, 2011.
Participant, National Moot Competition, Raja Lakhamgouda Law College, Belgaum, 2010.
Moot Court Judge, Amity National Moot Court and Intra Faculty Moot Court Competition, 2016 and 2017 and Jamia Millia Islamia (Intra) Moot Court Competition 2017,
Professional Bharat Natyam dancer (degree holder) and other dance forms and also cleaning drive.

Professional Presentations
Sexual Harassment workshops with Rudra and Aastha society
Domestic violence awareness in Pancentrix, LLP
Sexual harassment at workplace workshop at Pancentrix LLP and Tradewell Advisory Pvt. Ltd.


Upcoming Scheduled Presentations