2014
$13M
from 8 investors over 8 rounds
Siren raised $13M on February 23, 2023
Investors: European Investment Bank
Siren raised $10M on November 14, 2019
Investors: Enterprise Ireland, DVI Equity Partners, Atlantic Bridge Ventures LLP and Frontline Ventures
Siren raised $3.7M on February 7, 2018
Investors: Frontline Ventures
Siren raised $1.1M on March 6, 2017
Investors: Frontline Ventures and Growing Capital