Energy Recovery Inc. (NASDAQ: ERII), the leader in capturing reusable energy from industrial fluid flows and pressure cycles, has announced a new date and location for its Investor and Analyst Day, now being held on Monday, December 8, 9:30am-2:30pm, at the Mandarin Oriental Hotel in New York City. The event will unveil a new, disruptive technology for an as-yet-unnamed major industry, and guide investors and analysts through a dynamic and new business strategy for 2015 and beyond.

Led by CEO Tom Rooney, this will be the first analyst-focused event Energy Recovery has hosted in more than five years. The forum will allow the management team to provide investors and potential shareholders critical information to help them make informed decisions about the Company.

In addition to announcing a disruptive new technology, the Company will provide significant detail on its new growth markets, including oil and gas and chemical processing, and will share details on new products, value propositions, total addressable markets and a comprehensive business strategy that will position Energy Recovery as the leading innovator in the field, tapping pressure energy to drive uptime and profitability in oil and gas, chemicals and water. The day will also include an update on the state of the desalination market.

Interested Parties

Individuals interested in attending can contact Adam Prior of The Equity Group Inc. at aprior@equityny.com or by calling (212) 836-9606.

About Energy Recovery Inc.

Energy Recovery (NASDAQ: ERII) develops award-winning innovations that make industial processes more productive, more profitable and environmentally cleaner. Our solutions tap into pressure energy from fluid flows to drive uptime throughout industrial processes. By recycling otherwise lost pressure energy, we are able to make systems more efficient and reduce overall maintenance costs, with solutions customized to adapt to all conditions. Working in oil & gas, chemical and water industries, more than 15,000 solutions worldwide save clients over $1.4 Billion (USD). Headquartered in the San Francisco Bay Area, Energy Recovery has offices in Madrid, Shanghai, and Dubai. Learn more atwww.energyrecovery.com