expensify -> brex
sendgrid -> mailgun
travis -> probably anything else
sendgrid -> mailgun
travis -> probably anything else
Brex is a shitty company that doesn't want your business[1] unless you're a VC money pit.
1. https://www.cnbc.com/2022/06/17/brex-drops-small-business-cu...
They were recently acquired by ActiveCampaign though so hopefully things don't change.