Joseph Hammer was appointed Chief Executive Officer and Chairman of the Board of Directors in October 2025 and brings over 20 years’ experience as a veteran financial executive and experienced Board director. Most recently he served as the Chief Investing Officer at LHX Corp., a family office service company for a single family, since February 2025 and, prior to that, served as Chief Investing Officer of LH Financial since 2010. LHX evaluates investment opportunities in a wide variety of asset classes including public companies, private companies, merger candidates, development stage companies, technology institutions, startup incubators, and other ventures to determine if they fit within the framework of the family office’s investment criteria. As the CIO, Mr. Hammer sources potential investments for the family office and provides continued guidance for many of the family’s investments in particular within the Middle East. Mr. Hammer has served as the Chairman of the Board of Nasdaq-listed Trailblazer Merger Corporation I since 2023. In addition, since 2016, Mr. Hammer has served as a member of the Board of Directors of Gratitude Railroad LLC, a community of investors operating an alternative investment platform who are inspired and dedicated to solving environmental and social problems through the profitable deployment of financial, intellectual, and human capital. Mr. Hammer is the founder of The JDH Foundation, a 501(c)(3) charitable organization he founded in 2020 that supports local and international charitable causes.
- 20+ years of progressive experience in accounting serving public and private companies overseeing all accounting operations, ensuring accurate financial reporting, maintaining compliance with legal and regulatory requirements, and supporting internal controls.
- Previously served as Controller of Expion360 from February 2025 to September 2025 and Senior Accountant from January 2022 to February 2025
- Prior to joining Expion360, Ms. Bowin served as Accounting Manager at Hodge Western Corp. and also served in accounting-related roles with JTS Animal Bedding and American Licorice Company, a large privately held manufacturing company.
- Holds a Bachelor of Science in Accounting from Linfield College and is pursuing a Master of Business Administration at Louisiana State University – Shreveport’s College of Business.
-10+ years of leadership experience in operations, finance, global supply chain management, and ERP systems.
-Previously served as Interim COO of Expion360 from November 2024 to February 2025; Former Vice President of Operations at Expion360; promoted from Director of Finance within the same year.
-Holds a double B.B.A. in Business Administration and Management and Entrepreneurial Management from Boise State University.