Visa, floor by floor.
> Six floors built in-house, from cards up to stablecoins and AI agents.
> Below ground: VisaNet, 281.3B transactions in fiscal 2026.
> On the side: 16 deals, from CyberSource to BioCatch, still pending.
$18T ran on its cards in fiscal 2026.
Mastercard, floor by floor.
> Six floors built in-house, from cards up to stablecoins and AI agents.
> Below ground: the network that switched 175.5B transactions last year.
> On the side: 20 companies it bought, from DataCash to @BVNKFinance.
$10.6T ran on its cards in 2025.
Coinbase, floor by floor.
> Six floors built in-house, from Retail up to Payments.
> Below ground: @base, the chain it built.
> On the side: 15 companies it bought, from Earn to The Clearing Company.
$5.2T was traded on it in 2025.
Stripe, floor by floor.
> Six floors built in-house, from Payments up to stablecoins.
> Below ground: @tempo, the chain it co-incubated with @paradigm.
> On the side: 9 companies it bought, from Paystack to OpenRouter.
$1.9T went through it in 2025.