Exhibit 99.5
CONSENT OF J.P. MORGAN SECURITIES LLC
We hereby consent to (i) the inclusion of our opinion letter dated March 17, 2021 to the Board of Directors of II-VI Incorporated
(“II-VI”) as Annex G to the joint proxy statement/prospectus relating to the proposed merger of II-VI and Coherent, Inc., and (ii) the references to such opinion in such joint proxy statement/prospectus. In giving such consent, we do
not admit that we come within the category of persons whose consent is required under Section 7 of the Securities Act of 1933, as amended, or the rules and regulations of the Securities and Exchange Commission thereunder, nor do we hereby 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 Securities Act of 1933, as amended, or the rules and regulations of the Securities and Exchange Commission
thereunder.
Very truly
yours,
/s/ J.P. Morgan Securities LLC
J.P. MORGAN SECURITIES LLC
April 27, 2021
