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EXHIBIT 16.1
Ernst & Young Ernst & Young LLP Phone: (617)266-2000
200 Clarendon Street Fax: (617)266-5843
Boston, Massachusetts 02116-5072 www.ey.com
May 30, 2000
Securities and Exchange Commission
450 Fifth Street, N.W.
Washington, DC 20549
Gentlemen:
We have read Item 11 of Form S-1 dated May 30, 2000, of Corechange, Inc. and
are in agreement with the statements contained in the "Change in Accountants"
paragraph on page 64 therein, except we have no basis to agree or disagree
with the statements regarding the appointment of Arthur Andersen and whether
or not Arthur Andersen was consulted on any accounting or financial reporting
matters prior to appointment.
/s/ Ernst & Young LLP
