Exhibit 23.1
Consent of Independent Auditors
We consent to the incorporation by reference in the following Registration Statements:
1. Registration Statement (Form S-8 No. 333-131929) pertaining to the Chase Corporation 2005 Incentive Plan;
2. Registration Statement (Form S-8 No. 333-100101) pertaining to the Chase Corporation 2001 Senior Management Stock Plan and the 2001 Non-Employee Director Stock Option Plan
of our report dated June 22, 2012, with respect to the consolidated financial statements of NEPTCO, Inc. incorporated by reference in this Current Report on Form 8-K/A.
/s/ Ernst & Young LLP
Boston, Massachusetts
September 11, 2012