Blockchain payment company Halliday has completed a $20 million funding round, led by a16z, with participation from Avalanche Blizzard Fund, Credibly Neutral, and others. Previously, Halliday raised $6 million from a16z in 2022. Halliday's CEO and co-founder Griffin Dunaif stated that the company collaborates with charter banks, payment service providers, and other financial institutions interested in blockchain technology to help them accelerate their entry into the field by designing streamlined financial workflows. (Fortune)