ANSYS INChttps://pcaobus.org/form-ap-filings/37795/37795ANSYS INC377954/2/2019 10:13:59 PM2018978bcc2a-c268-490d-839f-b6b197da90a934Deloitte & Touche LLP72408ANSYS INC1013462ANSS; 9541B0003411191Kevin John Boroch0003411191True
CALGON CARBON Corphttps://pcaobus.org/form-ap-filings/21674/21674CALGON CARBON Corp216744/4/2018 4:07:41 PM2017cb6f9b66-90b8-45c5-b710-3527b8024c5534Deloitte & Touche LLP30840CALGON CARBON Corp812701CCC.1; 7430B0003411191Kevin John Boroch00034111911147#^#1133Deloitte LLP#^#Deloitte Bedrijfsrevisoren / RĂ©viseurs d'EntreprisesTrue
ANSYS INChttps://pcaobus.org/form-ap-filings/20203/20203ANSYS INC202033/23/2018 2:50:34 PM2017ac79ec20-5704-4c54-b975-ecc775801bab34Deloitte & Touche LLP72408ANSYS INC1013462ANSS; 9541B0003411191Kevin John Boroch0003411191True
ANSYS INChttps://pcaobus.org/form-ap-filings/3739/3739ANSYS INC37393/23/2017 11:07:47 AM2016d630b024-e9a4-4acd-a5fd-bddb2857b59534Deloitte & Touche LLP72408ANSYS INC1013462ANSS; 9541B0003411191Kevin John Boroch0003411191True