What bank does Zeta use?

As a seasoned practitioner in the realm of cryptocurrency and finance, I must inquire about the banking arrangements of the esteemed Zeta entity. In light of the dynamic and ever-evolving nature of this industry, it is crucial to understand the financial backbone supporting such ventures. Therefore, I pose the question: What bank does Zeta utilize for its financial transactions? Is it a traditional banking institution, or has Zeta embraced a more innovative, blockchain-based solution? Clarifying this detail will provide valuable insights into Zeta's operational framework and financial stability.