Exhibit 16.1
September 16, 2019
Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549
Commissioners:
We have read the statements made by Intrexon Corporation (copy attached), which we understand will be filed with the Securities and Exchange Commission, pursuant to Item 4.01 of Form8-K of Intrexon Corporationdated September 10, 2019. We agree with the statements concerning our Firm contained therein.
Very truly yours,
/s/ PricewaterhouseCoopers LLP
PricewaterhouseCoopers LLP