1 EXHIBIT 23.1 CONSENT OF INDEPENDENT AUDITORS The Board of Directors MCE Companies We consent to the reference to our firm under the caption "Experts" and to the use of our report dated March 3, 2000, in the Registration Statement on Form S-1 (No. 333- ) and related Prospectus of MCE Companies for the registration of its common stock. /s/ ERNST & YOUNG LLP Detroit, Michigan July 26, 2000