Attached files

file filename
EX-32 - EXHIBIT 32 - W R GRACE & COexhibit32_20152q.htm
EX-31.I.2 - EXHIBIT 31.(I).2 - W R GRACE & COexhibit31i2_20152q.htm
EX-31.I.1 - EXHIBIT 31.(I).1 - W R GRACE & COexhibit31i1_20152q.htm
10-Q - 10-Q - W R GRACE & COgra-20152q10xq.htm
EX-95 - EXHIBIT 95 - W R GRACE & COexhibit95_20152q.htm
Exhibit 15





August 5, 2015


Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549

Commissioners:

We are aware that our report dated August 5, 2015 on our review of interim financial information of W. R. Grace & Co. (the "Company") for the three and six month periods ended June 30, 2015 and June 30, 2014 and included in the Company's quarterly report on Form 10-Q for the quarter ended June 30, 2015 is incorporated by reference in its Registration Statements on Form S-8 dated May 12, 2000, April 28, 2011, May 2, 2013, and February 27, 2014.


Very truly yours,



/s/ PricewaterhouseCoopers LLP
Baltimore, Maryland