Our Team

Dan Cohen, MD

Dan Cohen, MD

Chairman and CEO

Dr. Daniel Cohen is a Neurologist and a serial entrepreneur. He co-founded Round River Research Corp. to study the healing effects of synchronized sounds, vibrations and magnetic fields. He is the inventor of the SolTec Lounge, designed to rapidly induce profound states of meditation, which was introduced in 2013.

Previously, Dr. Cohen co-founded and managed CNS Inc. until it was acquired by GlaxoSmithKline in 2006 for $566M. CNS, a developer and marketer of hi-tech medical products (brainwave monitors and sleep disorders diagnostic equipment) was best known for its consumer products, the Breathe Right® nasal strip and the FiberChoice™ chewable fiber supplement.

He holds numerous patents related to EEG signal processing, physiologic analysis algorithms and additional utility patents related to synchronized sound, vibration and magnetic fields and their effect on the body and mind. He also has authored the books, “Addicted To My Ego” and co-authored “Claim Your Basic Rights, Create a Practical Partnership with Your Soul” and “Claim Your Basic Rights, Embody Your Soul” with Jennifer Palmquist.

Dr. Cohen has a BS from Penn State University and received his MD from Temple Medical School with high distinction. His training is in Neurology at the University of Minnesota and is a Diplomat of the American Board of Psychiatry and Neurology.

Peter Weissman

Peter Weissman

Chief Operating Officer

With more than 20 years of experience in the medical device industry, Peter Weissman has a proven track record in launching innovative products on a global scale for Fortune 500 and start-up companies.  As a senior marketing executive at Smith & Nephew, he led a global team of marketing, sales and R&D professionals for the company’s $200 million knee arthroscopy business. During his tenure, Peter spearheaded the introduction of new products and management of surgeon relationships, resulting in 20% growth for the franchise. Recently, Peter managed K2 Marketing LLC, a consulting firm serving corporate and physician clients with branding, website development, market research, digital marketing, and product launch planning and execution.

Peter possesses a unique blend of traditional leadership strengths in strategic planning, business development, and product marketing combined with brand strategy, social media management, and consumer marketing. Peter has a BA degree in History from Harvard College and an MBA in Marketing from Santa Clara University.  Away from work, Peter enjoys playing squash and golf with his three teenage boys and spending time as a sous-chef in the kitchen with his wife.

Barry McMahon

Barry McMahon

Vice President, Creative

For over thirty years, Barry has specialized in crafting creative solutions for a wide range of businesses and industries. His expertise spans web design, graphic arts, branding, software app development and video production.

Years of design work for Prince produced some of the best loved moments of the artist’s career. Barry’s scenic film credits include A Simple Plan, Grumpy Old Men and Little Big League. Scenic work for the Rainforest Café in Disneyworld and Famous Dave’s in Calhoun Square paved the way to his role as Creative Director for Famous Investments Inc., where he developed the Bilimbi Bay brand.

As Senior Designer and Creative Services Manager for Video Update, a 450 store video rental/retail chain, Barry exploited the power of industry related software applications to create remarkably engaging graphics, animation and multi-media presentations helping the chain grow to 750 stores.

Barry oversees SolTec Health’s branding, digital, and graphic design functions and is designing an app that will run the Eclipse (Relax to Sleep) technology, set for release in 2019. He earned his BFA degree from Bowling Green State University in Ohio and now calls South Minneapolis home, where he lives with his wife and the youngest of five children.

Bob Hiben

Bob Hiben

Chief Financial Officer (Acting)

Bob Hiben has provided finance, administrative and operational leadership for several entrepreneurial organizations.  He served in Chief Financial Officer capacities with Halo Innovations (2007-2018), 2nd Swing (2003-2007), HighJump Software (2001-2003), and Funco (1992-2000).  His earlier experiences were with Bretts Department Stores and Wilsons Leather.

Career highlights include providing financial and operational leadership to Halo Innovations which grew annual revenues from $6M to more than $50M and generated strong EBITDA results.  His experience with rapid growth is further demonstrated by his tenure at Funco, growing annual revenues from $6M to $220M, completing an IPO and subsequent follow-on, and culminating in a successful sale to Barnes and Noble.  Fortune magazine repeatedly recognized Funco as one of the fastest growing companies in America.

Bob holds an MBA from Carlson School of Management and a BA from Michigan State University.  He enjoys travel with his wife and his favorite pastime is fishing.

Sara Feldhaus

Sara Feldhaus

Vice President, Consumer Marketing (Acting)

Sara Feldhaus brings a unique combination of classic large company, consumer packaged goods management training and entrepreneurial start-up experience.  She has over 15 years of experience building superior brands and businesses, creating and executing offensive and defensive business strategies, and driving results on large and small brands including Cheerios®, Pillsbury®, Nature Valley®, Fiber One®, Wheaties® and Gain®.

Sara is consistently recognized for leading innovation and leveraging diverse perspectives to drive significant business growth in both existing and new businesses. Highlights from her career include leading nearly 20 new product introductions, driving a 20pt turnaround resulting in the highest profit contribution for any business in that division, and leading groundbreaking integrated advertising work for Cheerios® that became a General Mills® best practice. Most recently Sara consulted for start-ups in food and medical industries and developed her own new oral care product.

Sara holds an MBA from Harvard Business School and graduated cum laude with a BA degree in Chemistry from The Ohio State University. Outside of work, Sara enjoys artistic endeavors of all kinds and spending time with her 2 children and husband.

David Cohen

David Cohen

Director, Operations and Product Development

Since 2006, David has directed Round River Research’s manufacturing and product development activities. His primary responsibilities include overseeing all phases of product design and development from product definition through production and release. Working closely with other departments, David ensures that products shipped effectively meet specifications, customer needs, quality goals and regulatory requirements.

David formulates and executes long-term plans for cost/profit control, material efficiency and inventory management. He is a co-author on several patents and has been instrumental in transitioning the Company’s technology into manufacturable products.

David earned a BS degree in Electrical Engineering from Iowa State University and enjoys camping and canoeing in the great outdoors with his wife, daughter and dog.

Jason Cohen

Jason Cohen

Director, Customer Service

Jason is passionate about providing the highest quality experience and education for every customer journey. Collaborating with Sales and other departments, Jason manages all customer related inquiries, training activities, and technical service levels. As the Company continues to grow, Jason is developing and executing a vision to scale the customer service team through increased process efficiencies, automation, and customer relationship systems.

Prior to his role at Round River Research, Jason owned a computer networking company, a cyber-cafe, and worked with precious metals and counseled small business startups. Jason opened his first company at 18 and is an enthusiastic practitioner of meditation, qigong and kung fu.

Our Board of Directors

John D. Buck

John D. Buck

Board Member

John D. Buck has served as Chief Executive Officer of Whitefish Ventures, LLC, which provides financial services and strategic business expertise to small companies, since 2000.

Mr. Buck serves as the Chairman of the Board of Medica, one of the largest health plans in Minnesota, and the Medica Foundation Board, having joined the Medica Boards in 2001.  He has served on the Board of Patterson Companies, Inc. since 2006, and was named Lead Director (non-executive Chairman of the Board) in 2014.  From 1996 to 2000, he worked for Fingerhut Companies, Inc. with his last assignment as President and Chief Operating Officer, and played an integral role in developing the business services area of the company.  Prior to Fingerhut, Mr. Buck was Vice President of Administration at Alliant Techsystems, a leading supplier of aerospace and defense technologies.  Prior to that, Mr. Buck spent 21 years at Honeywell, Inc., including a four-year international posting, and most recently served as Vice President of Administration.   Previously, Mr. Buck was a member of the Shop NBC/Evine Live, Inc. Board of Directors from 2004 through 2015, served as executive Chairman of the Board, and served as the interim CEO from October 2007 through January 2009.  He previously served as Chairman of the Board of Blue Cross and Blue Shield of Minnesota.

Mr. Buck supports several charities in the Minneapolis and Naples areas, including the United Way Foundation, the American Diabetes Association, and the Bascom Palmer Eye Institute.  He served as a member of the Halo Innovations Board of Directors, which developed products to prevent SIDS.  Mr. Buck is also a member of the Naples Education Foundation.

Ellen Cohen

Ellen Cohen

Board Member

Ellen co-founded Round River Research, Corp. and is a member of its Board of Directors. For more than 20 years she has played a key role in product research, development and testing and has co-produced product educational videos for practitioners and product users.

Ellen has also conducted active clinical research within the Company to develop testing protocols, work with end users and evaluate clinical results.

In addition to her Board role, Ellen continues to provide financial oversight of daily operations and to evaluate clinical test sites and protocols.

Rajiv Tandon, Ph.D.

Rajiv Tandon, Ph.D.

Board Member

Dr. Rajiv Tandon is Founder and Executive Director of The Institute for Innovators and Entrepreneurs.  Rajiv is the author of “Planting Seeds” opinion column in Twin City Business magazine. He is a serial entrepreneur and an educator now combining his passion for entrepreneurship and education to develop more robust entrepreneurial enterprises in Minnesota.  He was listed by Twin City Business Magazine as one of the “200 Minnesotans You Should Know” for his focus on “EduTech”.

As a Bush Leadership Fellow, his doctoral dissertation in entrepreneurship examined critical success factors in emerging companies that became the basis of the earliest and very successful program in Entrepreneurship at the University of St. Thomas where he was a tenured Professor. He was awarded the Edwin M. Appel Prize by the Price-Babson Program, Boston “for bringing entrepreneurial vitality to academia”.

Dr. Tandon holds a Mechanical Engineering degree, with honors, from the Institute of Technology, Kharagpur, a M.S. in Operations Research, M.B.A. and Ph. D. in Entrepreneurship; all from the University of Minnesota.

Bill Manahan, MD

Bill Manahan, MD

Board Member

Bill Manahan, MD, is Assistant Professor Emeritus with the Department of Family Medicine and Community Health at the University of Minnesota Academic Health Center in Minneapolis.  He is Past-President of the American Holistic Medical Association and author of the book, Eat for Health.

Dr. Manahan co-founded The Wellness Center of Minnesota (1982-1992), one of America’s first, physician-led, integrative medicine centers.  He was also the Founder and Program Director of Minnesota’s first Rural Family Medicine Residency Program.

Presently, he consults with physicians and clinics wishing to expand into a more integrative and holistic practice, and he is working to help make the primary healthcare system more holistic and more joyful for patients and practitioners.