Form 10-K 1993 Stone & Webster, Incorporated Exhibit (23) COOPERS Certified Public Accountants & LYBRAND CONSENT OF INDEPENDENT ACCOUNTANTS ____________ We consent to the incorporation by reference in the registration statement of Stone & Webster, Incorporated and Participating Subsidiaries on Form S-8 (File No. 33-23594) of our report dated February 15, 1994, on our audits of the consolidated financial statements and financial statement schedules of Stone & Webster, Incorporated and Subsidiaries as of December 31, 1993 and 1992, and for each of the three years in the period ended December 31, 1993, which report is included in this Annual Report on Form 10-K. COOPERS & LYBRAND New York, New York February 15, 1994