EXH 23.1 Auditor Consent TGPR

We consent to the incorporation by reference in the registration statements on Form S-8 filed by West Pharmaceutical Services, Inc. on December 29, 2010 (File No. 333-171453) of our report dated June 23, 2014, with respect to the statements of net assets available for benefits of the Tech Group Puerto Rico, Inc. Savings and Retirement Plan as of December 31, 2013 and 2012, the related statements of changes in net assets available for benefits for the years ended December 31, 2013 and 2012, and the related supplemental schedule of assets (held at end of year) as of December 31, 2013, which report appears in the December 31, 2013 annual report on Form 11-K of the Tech Group Puerto Rico, Inc. Savings and Retirement Plan.