“Can Block become the unified financial OS for both merchants and consumers — connecting merchant acquiring, consumer banking, BNPL, bitcoin custody, and in-house lending through a self-operated bank stack?”
Founded in 2009 as a card-reader hardware company for merchants, Square evolved into a full merchant-banking and consumer-finance platform. The 2021 Afterpay acquisition and the Square Financial Services bank charter transformed Block from a payments processor into a vertically integrated financial-services conglomerate spanning merchant acquiring, consumer banking, BNPL, bitcoin, and lending. The 2026 application for a national trust bank (Builders Bank & Trust) signals an intent to internalize digital-asset custody and stablecoin settlement at the federal level, replacing the state-by-state licensing patchwork.
Block discloses Square Financial Services, Inc. (in-house) as its banking provider, according to the Embedded Finance Index 2026.
Block has applied for a national trust bank charter for Builders Bank & Trust, N.A. with the OCC. Status: application filed (2026-09-04). Until then its banking services run through Square Financial Services, Inc. (in-house).
Block processes payments through Square Payments (self-operated), Cash App Pay (self-operated) and Afterpay (self-operated).
Block's cards run on Visa.
Block's lending and capital products are provided by Square Financial Services, Inc. (in-house) and afterpay.
The Embedded Finance Index 2026 maps 4 layers in Block's stack: Payments / PSP (Square Payments (self-operated), Cash App Pay (self-operated) and Afterpay (self-operated)); Banking / BaaS (Square Financial Services, Inc. (in-house)); Card network (Visa); Lending (Square Financial Services, Inc. (in-house), afterpay, Square Loans (merchant term loans), Cash App Borrow (consumer short-term/small-dollar loans) and 2 others).
Block was founded by Jack Dorsey and Jim McKelvey and is founded in 2009, headquartered in Oakland, CA, USA (1955 Broadway, Suite 600).
Block has raised ~$601M pre-IPO (VC-backed) in total (latest round: IPO, NYSE: SQ (2015), relisted as NYSE: XYZ (2025)).
Block's acquisitions include Afterpay (2021) and TIDAL (2021).
Get a read on where your own stack stands against Block and the rest of its category — what they built versus bought, which providers they use, and where the gaps in your own strategy and competitive set actually are.