Masco (MAS) 10-K 2014 FY Annual report

Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-186766) and Form S-8 (Nos. 33-42229, 333-64573, 333-30867, 333-74815, 333-37338, 333-110102, 333-126888, 333-162766, 333-168827, 333-168829 and 333-195713) of Masco Corporation of our report dated February 13, 2015 relating to the financial statements, financial statement schedule and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

/s/ PricewaterhouseCoopers LLP

Detroit, Michigan

February 13, 2015