ZBB Energy Corporation Announces Successful Completion of Public Offering of Common Stock

MILWAUKEE, WI--(Marketwired - Aug 27, 2014) - ZBB Energy Corporation (NYSE MKT: ZBB) today announced that it has completed its previously announced underwritten public offering of common stock at a price to the public of $1.12 per share.

Due to the exercise in full of the underwriters' option to purchase additional shares of common stock, the company sold a total of 13,248,000 shares of its common stock in the offering for aggregate gross proceeds of approximately $14.8 million. ZBB Energy Corporation received approximately $13.5 million of net proceeds from the offering, after deducting the underwriting discount and estimated expenses of the offering payable by the company. Craig-Hallum Capital Group LLC acted as sole book-running manager for the offering.

A final prospectus supplement describing the terms of the offering has been filed with the SEC. Copies of the final prospectus supplement and the accompanying base prospectus may be obtained by contacting the book-running manager at the following address:

Craig-Hallum Capital Group LLC
222 South Ninth Street, Suite 350
Minneapolis, MN 55402
Telephone: [phone]

About ZBB Energy Corporation

ZBB Energy Corporation (NYSE MKT: ZBB) designs, develops, licenses and manufactures advanced energy storage and power electronics systems, as well as engineered custom and semi-custom products targeted at the growing global need for distributed renewable energy, energy efficiency, power quality, and grid modernization. ZBB's portfolio includes integrated power management platforms that combine advanced power and energy controls plus energy storage to optimize renewable energy sources and conventional power inputs for grid connected and off-grid applications. ZBB's innovative platforms solve a wide range of electrical system challenges in global markets for utility, governmental, commercial, industrial and residential customers. In addition, the platforms ensure optimal efficiencies today, while offering the flexibility to adapt and scale to future requirements. ZBB's corporate offices, engineering and development, and production facilities are located in Menomonee Falls, WI, USA with a research facility also located in Perth, Western Australia. ZBB has a joint venture with Meineng Energy, a provider of leading-edge energy storage systems and solutions to the greater China market. For more information, visit: www.zbbenergy.com.

Safe Harbor Statements

Certain statements made in this press release contain forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities and Exchange Act of 1934, as amended that are intended to be covered by the "safe harbor" created by those sections. Forward-looking statements, which are based on certain assumptions and describe our future plans, strategies and expectations, can generally be identified by the use of forward-looking terms such as "believe," "expect," "may," "will," "should," "could," "seek," "intend," "plan," "estimate," "anticipate" or other comparable terms. Forward-looking statements involve inherent risks and uncertainties which could cause actual results to differ materially from those in the forward-looking statements, as a result of various factors including those risks and uncertainties described in the Risk Factors and in Management's Discussion and Analysis of Financial Condition and Results of Operations sections of our most recently filed Annual Report on Form 10-K and our subsequently filed Quarterly Reports on Form 10-Q. We urge you to consider those risks and uncertainties in evaluating our forward-looking statements. We caution readers not to place undue reliance upon any such forward-looking statements, which speak only as of the date made. Except as otherwise required by the federal securities laws, we disclaim any obligation or undertaking to publicly release any updates or revisions to any forward-looking statement contained herein (or elsewhere) to reflect any change in our expectations with regard thereto or any change in events, conditions or circumstances on which any such statement is based.