Animal Care and Veterinary Services Animal Care and Veterinary Services

How to Access eSirius

eSirius is accessed via

To receive access to eSirius, you must either be a faculty member of Western University or you must be a faculty member's official designate. To request access, please email with your request. If you are a designate, please have your faculty member email on your behalf. Once approved, you can access the system using your Western Username and Password.

Delegated Signing Authority

In order to comply with granting agency reporting and process requirements, to order animals on behalf of your PI, your PI will need to give you Delegated Signing Authority of $5000. To do so, fill out the forms found on the Financial Management Section of Western Financial Services' Website.