EX-32.1 5 ex321q121xceo906certificat.htm EX-32.1 Document

Exhibit 32.1
CERTIFICATION OF CHIEF EXECUTIVE OFFICER
PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

I, Maeve O'Meara, do hereby certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to the best of my knowledge:

1.the Quarterly Report of Castlight Health, Inc. on Form 10-Q for the quarterly period ended March 31, 2021 fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
2.the information contained in such Quarterly Report on Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of Castlight Health, Inc.

CASTLIGHT HEALTH, INC.
By: /s/ Maeve O'Meara
 Maeve O'Meara
Chief Executive Officer
Dated:(Principal Executive Officer)
April 30, 2021