Word-of-mouth referral software
| Date | Round | Amount |
|---|---|---|
| Jul 2023 | Seed Munich referral-software startup Cello raised EUR 3.1M from HV Capital and angels. | $3.3M |
| Sep 2022 | Pre Seed Cello, a user-led growth referral platform for SaaS, raised €2.3M pre-seed led by byFounders. | $2.3M |