EXHIBIT 23.5

                        CONSENT OF REDWOOD PARTNERS LLC

We hereby consent to the use of Appendix B containing our opinion letter dated
October 13, 1997 to the board of Directors of OrCAD, Inc. ("OrCAD") in the Joint
Proxy Statement/Prospectus constituting a part of the registration statement on
Form S-4 relating to the combination of OrCAD and MicroSim Corporation and to
the references to our firm name in the Joint Proxy Statement/Prospectus. In
giving this consent, we do not admit that we come within the category of persons
whose consent is required under section 7 of Securities Act of 1933, as amended
(the "Act"), or the rules and regulations of the Securities and Exchange
Commission (the "SEC") promulgated thereunder, nor do we admit that we are
experts with respect to any part of such registration statement within the
meaning of the term "experts" as used in the Act or the rules and regulations of
the SEC promulgated thereunder.

Redwood Partners LLC

By: /s/ Jim Timmins
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       Jim Timmins
       Managing Director