Exhibit 99.3

FINAL FOR RELEASE

CHARLES RIVER ASSOCIATES (CRA) INCREASES QUARTERLY DIVIDEND 21% FROM $0.14 TO $0.17 PER SHARE

BOSTON, October 26, 2017 — Charles River Associates (NASDAQ: CRAI), a worldwide leader in providing economic, financial and management consulting services, today announced that its Board of Directors has declared an increased quarterly cash dividend of $0.17 per share to be paid on December 15, 2017 to shareholders of record of CRA’s common stock as of the close of business on November 28, 2017.

“We are pleased to announce this 21% increase as we mark the anniversary of CRA’s first quarterly cash dividend payment,” said Paul Maleh, CRA’s President and Chief Executive Officer. “Over the past twelve months, CRA has returned $24.2 million of capital to its shareholders, consisting of $4.7 million of dividends and $19.5 million of share repurchases. The increase in our quarterly dividend payment reflects the Board’s confidence in CRA’s long-term outlook and financial position, and demonstrates our continued commitment to returning capital to our shareholders.”

The Company expects to continue paying quarterly dividends, the declaration, timing and amounts of which remain subject to the discretion of CRA’s Board of Directors.

About Charles River Associates (CRA)

Charles River Associates® is a global consulting firm specializing in economic, financial and management consulting services. CRA advises clients on economic and financial matters pertaining to litigation and regulatory proceedings, and guides corporations through critical business strategy and performance-related issues. Since 1965, clients have engaged CRA for its unique combination of functional expertise and industry knowledge, and for its objective solutions to complex problems. Headquartered in Boston, CRA has offices throughout the world. Detailed information about Charles River Associates, a registered trade name of CRA International, Inc., is available at www.crai.com. Follow us on LinkedIn, Twitter, and Facebook.

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SAFE HARBOR STATEMENT

Statements in this press release concerning our future business, operating results and financial condition, including those concerning the implied continuation of any current commitment, confidence, or the payment of any regular quarterly dividend, and statements using the terms “expect,” “outlook,” or similar expressions, are “forward-looking” statements as defined in Section 21 of the Exchange Act. These statements are based upon our current expectations and various underlying assumptions. Although we believe there is a reasonable basis for these statements and assumptions, and these statements are expressed in good faith, these statements are subject to a number of additional factors and uncertainties. Our actual performance, results and future quarterly dividends may differ materially from the performance, results, and dividends contained or implied by the other forward-looking statements made herein, due to many important factors. These factors include, but are not limited to, the possibility that the demand for our services may decline as a result of changes in general and industry specific economic conditions; the timing of engagements for our services; the effects of competitive services and pricing; our ability to attract and retain key employee or non-employee experts; the inability to integrate and utilize existing consultants and personnel; the decline or reduction in project work or activity; global economic conditions including less stable political and economic environments; foreign exchange rate fluctuations; unanticipated expenses and liabilities; risks inherent in international operations; changes in accounting standards, rules, and regulations; our ability to collect on forgivable loans should any become due; and professional and other legal liability or settlements. Additional risks and uncertainties are discussed in our periodic filings with the Securities and Exchange Commission under the heading “Risk Factors.” The inclusion of such forward-looking information should not be regarded as our representation that the future events, plans, or expectations contemplated will be achieved. We undertake no obligation to update any forward-looking statements after the date of this press release, and we do not intend to do so.

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