Our Management Team

Kent D. Krueger, CPA | Chief Financial Officer

Kent Krueger is a detailed, results-oriented, people-focused Certified Public Accountant (CPA). He has over 22 years corporate experience with American Express [AMEX] where he won a Chairman’s Award for Innovation and a Chairman’s Award for Cost Savings. He started at AMEX as a General Ledger Analyst in 1990 and continuously moved up to positions of increasing responsibility culminating in position as Finance Manager-Global Finance Operations Risk Management where served as relationship leader responsible for managing operations risk with AMEX Finance Partners. He is proficient at working as a team leader acting as liaison between a company, its internal departments, and outside vendors. Skilled at hands-on multi-tasking, problem-solving and in designing and implementing new financial methods and procedures in a fast-paced environment requiring quick thinking, attention to detail, and accuracy.


Graduated from Arizona State University in 1988 with a Bachelor of Science in Business.

Certified Public Accountant in Arizona since 1992

Arizona State Society of CPA – Tax Steering Committee Member

Arizona State Society of CPA – CPAs in Industry Steering Committee Member

Member of American Institute of Certified Public Accountants


Ann Kolesar, MBA | Director Quality and Compliance

Ann is a seasoned Quality Professional with over twenty years experience in FDA regulated industries, including manufacturing and aseptic processing in pharmaceutical, medical device, and biologics environments. She brings a diversified skill set with expertise in Quality Operations and International Regulatory Compliance.  Her experience includes direct oversight of Manufacturing, as well as management of Quality Systems and Compliance programs in virtual, traditional, and contract manufacturing environments under US and international regulation. Ann is a proven leader with demonstrated skills in problem solving, negotiation, and achievement of company and compliance objectives in complex and dynamic environments.  She attended Arizona State University and holds a B.S. in Biology, and an MBA.


Larry Macal, MBA | Operations Manager

Larry is currently responsible for operations at AmnioTechnology, LLC.

Larry has been in the medical products industry for over 25 years, serving in leadership roles related to new product development, operations, supply chain, supplier management, and continuous improvement.  Larry also has had previous responsibility for manufacturing based IT implementations, product transfers, and supply chain systems.

Larry has held other senior leadership roles within medical device companies in Minneapolis, MN, Flagstaff, AZ, and Switzerland along with, Puerto Rico, as Project Leader for Manufacturing Technology Transfer.

Larry holds Bachelor of Science degree in Business from Arizona State University and a MBA with emphasis in Operation from Ashford University.

Rachel L. Schwartz-Olson, CPA | Controller

Rachel Schwartz-Olson graduated in 1989 from Minnesota State University with a double major in Accounting and Finance.  In 1990, Rachel began her accounting and finance career in Phoenix, Arizona with Valley National Bank as a staff accountant.  Rachel obtained her Certified Public Accountant license in 1994.  Throughout her career at the bank, she was promoted to an Assistant Vice President/Accounting Manager in 1994, to Vice President/Finance Manager in 1997.   Additionally, while at the bank, she assisted in system conversions during the many bank mergers and acquisitions.  Rachel also assisted in the successful conversion and training of accounting departments around the country to a standard budgeting system.

Since 2001, Rachel has managed a corporate fiduciary business and a CPA business started by her and her husband.  She has successfully managed relationships with clients of both these companies and has numerous dealings with insurance companies, attorneys and banks as well as preparing client financial statements and tax returns.

In 2015, Rachel started in the accounting area with Amnio Technology and accepted a Controller position in November of 2016.  Rachel is dedicated to making Amnio Technology one of the premier businesses in their industry.