Dermazone Solutions is a St. Petersburg, Florida-based,
women-owned and women-run business.

Executive Leadership

Karalyn Schuchert, Founder and Chairman

With a passion for skin care, Karalyn Schuchert helps women improve the quality of their lives by enhancing their natural beauty. Schuchert founded Dermazone Solutions with the goal of delivering the benefits of anti-aging products.

Schuchert continues to play an active role in Dermazone, ensuring that the company's image, reputation and integrity remain on a carefully guided course. She is involved in the product development and selection process. Karalyn also works closely with Kara Vita's leading consultants in a field of 1,500 consultants to provide encouragement and guidance.


Deborah Duffey, President and Chief Product Development Officer

Deborah Duffey has a passion for entrepreneurial pursuits and more
than two decades of experience in leading and growing businesses. She’s held management positions that encompassed responsibilities including feasibility analysis, supply chain management and strategic planning. After four years as the sales and marketing director for Fountain Pharmaceuticals, she became partner and president when the company went private and relaunched as Dermazone Solutions, Inc.

In nine years, she grew the St. Petersburg life science company from
3 to 33 employees with over 1000 independent consultants nationwide; developed over fifty  new product formulas, opened a subsidiary company in 2003, developed new distribution channels for the company’s two brands of skin care products; and launched a contract manufacturing division to leverage the  cutting edge nanotechnology for pharmaceutical and cosmeceutical application . Duffey expects and inspires the highest standards of excellence and integrity in every aspect of the business, from product development and manufacturing to sales and marketing to the quality of relationships with customers, partners, and staff.

A recognized leader, trainer and speaker in her profession and the community, Duffey sits on an advisory board for the Personal Care Products Council; is a member of theControlled Release Society, the National Association of Executive and Professional Women, the CEW, is a diamond member of the Society of Successful Women; and a founding member of the Tampa Bay Chapter of the ARCS Foundation, an organization that provides scholarships for students studying science, medicine and engineering. Duffey was nominated this year for an Ernst and Young Entrepreneur of the Year award and the Small Business of the Year award, and was a finalist for the 2010 Tampa Bay Business Journal Woman of the Year.


Robin McCarthy, Director of Business Development - dermaCM

McCarthy has contributed to Dermazone’s revenue-generating success for five years, relying on her extensive experience in sales and marketing, customer service, and project management. During the two years she served as customer service manager, her accomplishments included designing a preferred customer program that significantly increased our customer base. She has been in her current position since 2009, where she focuses on support for DermaCM, our research and development and contract manufacturing division. She manages Rx, OTC, medical devices and cosmetic projects and works very closely with clients to negotiate pricing and ensure timely, profitable product rollout from manufacturing to market. She increased revenues by more than 100% in 2010-2011.

Prior to Dermazone, she spent thirteen years with Blyth, Inc. a home décor company with multiple subsidiaries with direct selling, wholesale, and catalog/internet distribution channels.  From 1993-2004, she held a variety of operations and sales positions at Purple Tree, a Blyth, Inc. company; and then spent two years overseeing business operations and financial administration for Purple Tree, a Tampa start-up direct sales subsidiary.

McCarthy has a B.S. in business administration from the University of Massachusetts, Dartmouth.


Maya Ivanjesku, Director of Formulation Development – R&D

Maya Ivanjesku has almost twenty years of experience as a scientist in
the pharmaceutical, cosmeceutical and biotech industries. As director of R&D for Dermazone, she has managed multiple projects, including OTC’s, cosmeceuticals, Rx topicals, topical medical devices, and nutraceuticals.

She has also worked as quality control manager for Cambryn Biologics, a start-up company that is seeking cGMP status.  Her responsibilities
included building a team of scientists to support the R&D process, and organizing, writing and executing calibrations, validation and performance on all lab equipment.

Ivanjesku has worked in quality control and research and development for Oxygen Development, LLC where she guided chemists on developing new formulas; created sales and marketing strategies; and created products for Bare Escentuals, Mary Kay and Arbonne.  She was also a senior research scientist/project manager for Estee Lauder, where she led the development of new formulations and products.

She has a bachelor’s degree in biochemistry/clinical chemistry from Medical School Belgrade in Yugoslavia; and a master’s degree in chemistry from Polytechnic University.  She and four colleagues have a patent pending for transparent concealing cosmetic compositions. US Application 20040120908


Management Management


Zack Nalic, Production Manager

Deborah Sweetin, Sr. Director of Quality & Operations

Jean Letellier, Quality Control Manager

Alisan Klinter, Quality Assurance Specialist

Rob Miller, Controller

Kristi Simmons, Purchasing Manager

Paula Santos, Sales and Service Coordinator




Dr. Michael Fountain, Scientific Advisor

Over the past 25 years, Dr. Fountain has successfully created, financed and grown life science and high-tech companies. Currently, he serves as a scientific advisor to Dermazone Solutions, Inc. and its divisions, including Hyssop Health.

Dr. Fountain serves as the director of the University of South Florida’s (USF) Center for Entrepreneurship and entrepreneurship programs. Under Dr. Fountain’s direction, the Center was recognized as the top-ranked entrepreneurial specialty program in the country for its program in Life Sciences Entrepreneurship by the United States Association for Small Business and Entrepreneurship (USASBE) in 2004. The Center was recipient of the USASBE’s 2005 National Outstanding Innovative Entrepreneurship Education Course Award for the USF Strategic Marketing Assessments for New Technologies course and the Excellence in Entrepreneurship Education Award for Innovative Pedagogy for Entrepreneurship Education in 2006.

Developing interdisciplinary curriculum and research programs in entrepreneurship, Dr. Fountain holds faculty appointments within the Colleges of Business Administration, Engineering and Medicine. Additionally, he is chairman and CEO of Darkstar Information Company, LLC, a USF technology spin-out company. He also serves as the director of the National Consortium for Life Sciences Entrepreneurship, and provides direction to the Kauffman Venture Capital Fellows Program as a member of the Educational Advisory Board for the Center for Venture Education. A past Entrepreneur in Residence at the Ewing Marion Kauffman Foundation, Dr. Fountain has amassed more than 40 domestic and international patents for his inventions.


Dr. Christopher Brown, Medical Director

Dr. Brown has served in many medical roles, domestically and internationally, throughout his career. Consulting for capital investment groups, Dr. Brown has evaluated many investment opportunities in the medical and biotechnology field. In 2002, he was named medical director and consultant for Dermazone Solutions and its divisions, including Hyssop Health.

He began his professional career as an expert in the laboratory of Immunoregulation at the National Institutes of Health. Taking leave from his fellowship, he served as an emergency room physician and volunteer physician with the International Medical Corps in Afghanistan. He also served as laboratory director of Projet SIDA in Kinshasa, Zaire.

For 10 years, Dr. Brown owned and managed The Sheridan Clinic, a group practice in internal medicine and infectious diseases in Sheridan, Wyo., and continued as medical director and physician after selling the practice. He also served as director of Sheridan Research Institute (SRI), a not-for-profit entity which promoted integration of evidence-based complementary and alternative therapies with traditional medicine.

Dr. Brown’s recent work on a melanoma screening research project with Dr. Rhett Drugge resulted in two abstracts being accepted at the Society of Investigative Dermatology, with manuscripts in preparation for publication. His research on skin cancer and cosmetic medicine continues, and in 2005, he established a private practice in cosmetic medicine and skin cancer in Rhode Island.


Dr. John McCarroll

During his 31 years of veterinary practice, Dr. John D. McCarroll has specialized in equine reproduction, lameness examinations and emergency surgery. Dr. McCarroll’s veterinary practice, Equine Medical Associates, is known as a leading facility for lameness examinations and treatments. His practice is located in the heart of Horse Country USA, Pilot Point, Texas, but his clients travel from across the nation and the globe because of his ingenuity and expertise.  He was one of the first veterinarians to use VET-PLEX at his practice, and discovered many successful applications for its use.

Dr. McCarroll is a member of many professional organizations, including the American Veterinary Medical Association, American Association of Equine Practitioners, Texas Veterinary Medicine Associates, Texas Equine Veterinary Association, Texas Cattlemen’s Association, National Cutting Horse Association and National Reining Horse Association.

After receiving his Bachelor of Science from Texas A&M University, Dr. McCarroll obtained his Doctorate of Veterinary Medicine in 1977 and completed an internship in Large Animal Medicine at Oklahoma State University. He is a member of Texas A&M’s 12th Man Foundation, which provides funding for scholarships, programs and facilities in support of championship athletics.


Dr. Steven Kushner

With more 27 years of experience in the field of nutrition, nutraceuticals
and cosmeceuticals, Dr. Steve Kushner’s focus is maximizing health and
well being with innovative methods. He was a student of Dr. Hazel
Parcells, one of the foremost nutritionists of the 20th century, and continues to utilize the concepts in his work.

Dr. Kushner is primarily engaged in the research and development of unique food, nutritional and topical products, including herbs, enzymes, homeopathic remedies, phytonutrients, vitamins, minerals and trace minerals, that provide properties associated with healing. He was the first to introduce homeopathic amino acids into the mass market for sports nutrition.

Many of Dr. Kushner's products have been used by notable individuals including professional athletes, celebrities, and heads of state. Some of the original formulations include:

  • Come Alive, a nutrient-dense comprehensive nutritional supplement from whole foods
  • Super Stay Alive, an anti-oxidant, immune, and energy enhancer
  • Cygnus Explosion, a carbonated beverage with herbs and protein
  • Cinnergen, a liquid whole food supplement available nationally for balancing blood sugar
  • Source Multi-Vitamin-Mineral Liquid Supplement, a supplement utilizing nano-technology to deliver essential vitamins, minerals, and herbal foods for maximum benefits

Dr. Kushner is currently working to develop a line of proprietary products for a new exercise system including endurance/recovery formula, weight loss concentrate and sublingual vitamin C.


Dr. Tanya Rhodes, Regulatory Consultant

Dr. Rhodes has extensive experience in the health care market in areas ranging from identifying new markets to overseeing research and development, regulatory issues, and multichannel product distribution.

As president of Rhodes &Associates, her consulting work has included serving as the acting vice president of regulatory/technical affairs for three wound care and dermatology companies with multiple products being trialed, registered and commercialized internationally.  She was also the chief technology officer for a startup pharmaceutical company conducting international drug clinical trials and KOL development for cosmetic fillers, wound care and topical dermatology.

Rhodes has also been the general manager, medical division/global vice president, new product division for the Aso Corporation, one of the world’s largest suppliers of wound care products; president of the therapeutic gases division of Viasys Health Care, Inc.; and vice president of innovation for Smith & Nephew, Inc. a global medical technology business.

Her educational background includes a GRSCII in Chemistry (equivalent of a U.S. master’s degree) and a Ph.D. in  computational molecular orbital theory from Humberside College/Hull University in England; and a master’s degree in Management Technology from the University of Miami.



For Immediate Release -

St. Petersburg, FL
March 2012

FINALISTS RECOGNIZED AS ICONIC WOMEN St. Petersburg Area Chamber of Commerce Celebrates Women with Vision at Annual Event

St. Petersburg, FL – From the Chief of Police to Chief Executive Officer, the titles of the finalists for the Women with Vision Awards are as diverse as the organizations and causes that they represent. More than 115 nominations were received for this annual celebration of influential women, and the winners will be announced during the Iconic Women of St. Petersburg event on Wednesday, March 28, 2012 at the Hilton St. Petersburg Bayfront Hotel.

This luncheon and ceremony, taking place during national Women’s History month, not only raises funding and awareness for the Chamber which supports the development of business in St. Petersburg, but also honors women who have become iconic leaders in various areas of business and community outreach throughout Pinellas County. A panel of esteemed judges, representing both business and community service, has named the following as finalists for the Women with Vision Awards:

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