Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
The Board of Directors
BI-SAM Technologies S.A.
We consent to the incorporation by reference in the registration statements on Form S-8 (Nos. 333-201498, 333-171667, 333-156649, 333-59839, 333-56870, and 333-22319) of FactSet Research Systems Inc. of our report dated May 30, 2017, with respect to the consolidated balance sheets of BI-SAM Technologies S.A as of December 31, 2016 and 2015, and the related consolidated statements of operations, comprehensive income and loss, changes in shareholders’ equity, and cash flows for each of the years then ended, which report is included in the Form 8-K/A of FactSet Research Systems Inc. dated May 31, 2017.
Paris, May 31, 2017
KPMG Audit
Division of KPMG S.A.
/s/ Stéphanie Ortega
Partner