Attached files

file filename
S-1/A - AMENDMENT NO. 1 TO FORM S-1 - CASTLIGHT HEALTH, INC.d636610ds1a.htm
EX-1.1 - EX-1.1 - CASTLIGHT HEALTH, INC.d636610dex11.htm
EX-4.1 - EX-4.1 - CASTLIGHT HEALTH, INC.d636610dex41.htm
EX-3.2 - EX-3.2 - CASTLIGHT HEALTH, INC.d636610dex32.htm
EX-3.4 - EX-3.4 - CASTLIGHT HEALTH, INC.d636610dex34.htm
EX-5.1 - EX-5.1 - CASTLIGHT HEALTH, INC.d636610dex51.htm
EX-3.1 - EX-3.1 - CASTLIGHT HEALTH, INC.d636610dex31.htm
EX-10.1 - EX-10.1 - CASTLIGHT HEALTH, INC.d636610dex101.htm
EX-10.2 - EX-10.2 - CASTLIGHT HEALTH, INC.d636610dex102.htm
EX-10.4 - EX-10.4 - CASTLIGHT HEALTH, INC.d636610dex104.htm
EX-10.3 - EX-10.3 - CASTLIGHT HEALTH, INC.d636610dex103.htm
EX-10.11 - EX-10.11 - CASTLIGHT HEALTH, INC.d636610dex1011.htm

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the reference to our firm under the caption “Experts” and to the use of our report dated February 7, 2014, in Amendment No. 1 to the Registration Statement (Form S-1 No. 333-193840) and related Prospectus of Castlight Health, Inc. for the registration of shares of its Class B common stock.

/s/  Ernst & Young LLP

San Francisco, CA

February 28, 2014