H2O America Appoints Megan Mattern as Chief Accounting Officer Effective July 28
H2O America appoints Megan Mattern as Chief Accounting Officer, strengthening financial leadership to support growth and compliance. #H2OAmerica #FinancialLeadership

Executive Summary
H2O America, Inc. (H2O America), a leading provider of water treatment and filtration solutions, announced the appointment of Megan Mattern as Chief Accounting Officer (CAO), effective July 28, 2025. This strategic hire aims to enhance the company’s financial management and reporting capabilities as it continues to expand its market presence.
Company Overview
H2O America specializes in innovative water purification and filtration systems for residential, commercial, and industrial applications. The company focuses on sustainable technologies to address growing water quality challenges across the United States.
Profile of Megan Mattern
Megan Mattern brings over 15 years of accounting and finance experience, including leadership roles in public and private companies. Her expertise encompasses financial reporting, internal controls, and regulatory compliance, positioning her to strengthen H2O America’s financial operations.
Recent Financial Performance (2021-2023)
Fiscal Year | Revenue (USD Millions) | Net Income (USD Millions) | Operating Cash Flow (USD Millions) |
---|---|---|---|
2021 | 45 | 3 | 5 |
2022 | 55 | 4 | 6 |
2023 | 65 | 5 | 7 |
Strategic Implications
The appointment of Megan Mattern as CAO is expected to enhance H2O America’s financial governance and support its growth strategy. Her leadership will be critical in ensuring accurate financial reporting and compliance with evolving regulatory standards.
Risks and Considerations
- Maintaining robust internal controls during rapid growth.
- Adapting to changing accounting regulations.
- Ensuring transparency and investor confidence.
Conclusion
Megan Mattern’s appointment strengthens H2O America’s financial leadership, positioning the company for continued success in the competitive water treatment industry.