Joseph Brewer, Ph.D.

President, Founder, Chief Technology Officer & Board Member

Joseph received a Bachelor of Science degree in Chemistry from Minot State University and both Masters of Science (Physical Chemistry) and Ph.D. (Inorganic Chemistry) degrees from the University of Nebraska-Lincoln. At the University of Nebraska-Lincoln, Dr. Brewer worked under the mentorship of Dr. Chin Li “Barry” Cheung. He has 13 peer-reviewed publications and holds five patents based on rare earth technologies.

Joseph started his first company, Rare Earth Solar, based on his patent for a highly efficient solar panel utilizing rare earth elements. The lack of a domestic supply of rare earth elements necessitated the development of the technology behind Rare Earth Salts. Joseph oversees all research and development within the Company and is responsible for the effective scaling and execution of the technology.

He is an active member of the community in Beatrice, Nebraska with senior roles at a multitude of community service organizations.


Kayla Brewer

Chief Financial Officer

Kayla was born in small town North Dakota and grew up around the world as a daughter of a US Army Veteran. Before joining the Executive Management team at Rare Earth Salts as Chief Financial Officer, Kayla was as an auditor with the Auditor of Public Accounts, State of Nebraska. Prior to her work with the State, Kayla spent three years building the accounting departments for Rare Earth Solar and its parent company Rare Earth Holding.

Kayla is a member of The National Society of Collegiate Scholars and Beta Gamma Sigma National Business Administration Fraternity and is active in multiple community Associations and Finance committees in Beatrice, Nebraska.

Kayla graduated with the highest distinction from the University of Nebraska-Lincoln with a Bachelor’s Degree in Accounting and Finance.


Frank S. Schieldrop

Chief Operating Officer & Board Member

Frank has more than 25 years managerial experience at C-level from the Energy sector / Oil & Gas industry, primarily oil service segment and oil country tubular goods providers in the capacity of operation, sales, business development, management and leadership roles. This comprises companies with origin and head offices both in Norway, Europe, Japan and United States.

Frank was part of Weatherford International for 15 years, of which 9 years as CEO & Country Manager for all Norwegian based activity as well as Chairman for all entities in Norway. 3 years as Global Account Manager for Weatherford’s business with Statoil worldwide.

Since 2015 executive advisor and consultant on Go To Market strategies and Organizational Development also with a Lean perspective. Focus areas are disruptive Innovation in a Blue Ocean Strategy perspective and implementation, both start-ups and within established companies. Both commercialization and industrialization development as well as turnaround processes from a digitalization perspective.

Frank holds a Market Economist degree from Norwegian Business School and Executive Management – Innovation, Strategy and Leadership from INSEAD in France.

Frank served as member of OLF/NOROG’s (The Norwegian Oil & Gas Association) top management forum for supply industry for 5 years.


Ryan Winburn, Ph.D.

Vice President, Research & Development

Ryan received a Bachelor of Science degree in Chemistry from the University of Wisconsin – Eau Claire, a Masters of Science (Physical Chemistry) from the University of North Dakota, and a Ph.D. (Analytical Chemistry with an Inorganic Chemistry emphasis) from North Dakota State University. At North Dakota State University, Dr. Winburn worked under the mentorship of Dr. Gregory McCarthy. He has 13 peer-reviewed publications and is co-inventor of the patent-pending technology used at Rare Earth Salts.

Prior to joining Rare Earth Salts in 2013, Ryan was an Associate Professor of Chemistry at Minot State University. During his time at Minot State University, he ran an active research group that was predominately focused on systematic studies of materials characterization, environmental sampling and analysis, solid state synthesis and characterization of transition metal compounds and theoretical studies of unique bonding in main group compounds. Ryan was also the Chairperson for the Division of Science for seven years, managing a group of 15 faculty and administrative personnel.

Ryan has worked in collaboration with both the Unites States Geological Survey (USGS) and the National Institute of Standards and Technology (NIST). Through his collaboration with NIST, Ryan has been involved with the certification of three Standard Reference Materials (SRMs).