IMPORTANT INVESTOR DEADLINE: Goldberg Law PC Reminds Investors with Losses in Advanced Drainage Systems, Inc. of September 28, 2015 Deadline

Goldberg Law PC (www.Goldberglawpc.com) reminds investors in Advanced Drainage Systems, Inc. (“Advanced Drainage” or the “Company”) (NYSE: WMS), of the lead plaintiff deadline. Investors who purchased or otherwise acquired shares between September 5, 2014 and July 14, 2015, inclusive (the “Class Period”), have until September 28, 2015 to be eligible to file a motion for appointment as lead plaintiff.

If you are a shareholder who suffered a loss during the Class Period, we advise you to contact Michael Goldberg or Brian Schall, of Goldberg Law PC, 13650 Marina Pointe Dr. Suite 1404, Marina Del Rey, CA 90292, at 800-977-7401, to discuss your rights without cost to you. You can also reach us through the firm’s website at http://www.Goldberglawpc.com, or by email at info@goldberglawpc.com.

The class in this case has not yet been certified, and until certification occurs, you are not represented by an attorney. If you choose to take no action, you can remain an absent class member.

The complaint alleges that the Company issued misleading statements to investors and/or failed to disclose that: (1) Advanced Drainages' inventory values and cost of sales were misstated; (2) Advanced Drainages' transportation and equipment leases should be recorded as capital leases; and (3) as a result, Advanced Drainages' financial statements were materially false and misleading at all relevant times.

If you have any questions concerning your legal rights in this case, please immediately contact Goldberg Law PC at 800-977-7401, via email at info@goldberglawpc.com, or visit our website at Goldberglawpc.com.

Goldberg Law PC represents shareholders around the world and specializes in securities class actions and shareholder rights litigation.

This press release may be considered Attorney Advertising in some jurisdictions under the applicable law and ethical rules.

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