The International Swaps and Derivatives Association, which writes the legal contracts behind most OTC derivatives.

BlackRock's ETF brand, including IBIT and other crypto-linked funds.

BlackRock's spot Bitcoin ETF, a primary vehicle for traditional allocator exposure.

Solana MEV infrastructure and liquid staking that redistributes tips.

The crypto arm of Jump Trading, a major quantitative trading and infrastructure shop.

KCEX is a centralized exchange listed with country Seychelles.

Koinpark is a centralized exchange listed with country India.

A long-running U.S. and global exchange known for spot markets, staking, and a relatively conservative listing culture.

LBank is a centralized exchange listed with country British Virgin Islands.

A French hardware-wallet maker whose devices store keys in a secure element.

Ledger's companion app for managing accounts and apps on the hardware device.

LeveX is a centralized exchange listed with country Panama.

The governance body coordinating Lido liquid staking across chains.

A leading Lightning Network engineering company building protocol and Lightning-native products.

A Linux Foundation umbrella organization for open-source distributed ledger, identity, and related trust technologies, incorporating the Hyperledger ecosystem.

Blockstream's Bitcoin sidechain for faster issuance and confidential transactions.

A Telegram trading bot suite for sniping and limit orders on EVM chains.

A card network that partners with crypto issuers and on-ramps for card-linked spend.

Builders of zkSync.

Max Maicoin is a centralized exchange listed with country Taiwan.

A research and data platform known for protocol reports and metrics.

The most widely used EVM browser wallet, built by Consensys.

Consensys dashboard for balances, swaps, and bridges inside the MetaMask ecosystem.

A software company that became a leveraged public proxy for Bitcoin by holding a large BTC treasury.

A labeled-wallet analytics platform for tracking smart money and fund flows.

Niza.io is a centralized exchange listed with country Lithuania.

Builders of Arbitrum, the leading optimistic rollup by many TVL measures.

OKJ is a centralized exchange listed with country Japan.

A large global exchange for spot and derivatives, also active in Web3 wallets and on-chain products.

OKX's self-custody wallet and DeFi browser alongside its CEX.

Ondo Stocks is a centralized exchange listed with country British Virgin Islands.

One Trading is a centralized exchange listed with country Italy.

Builders of Optimism and contributors to the OP Stack Superchain.

The NFT marketplace company that dominated 2021 volume and later fought Blur on fees and royalties.

P2B is a centralized exchange listed with country Lithuania.

A crypto-native investment firm known for research and large protocol bets.

A regulated U.S. trust company that issues PYUSD and has issued other dollar tokens for partners.

A payments company that offers crypto buying and issued PYUSD, a dollar stablecoin with Paxos.

In-app crypto buy/sell and PYUSD distribution inside a mainstream payments brand.

The leading Solana-first wallet, later expanded to other chains.

A fast Solana trading terminal aimed at snipers and trench execution.

PointPay is a centralized exchange listed with country Saint Vincent and the Grenadines.

A multi-chain RPC and infrastructure provider for builders.

The enterprise software company behind Corda and related capital-markets DLT products.

An enterprise DLT platform built for bilateral deals and regulated data sharing, used by banks and markets infrastructure pilots.

Newswires that move prices when ETF, regulation, or hack headlines hit.

A neobank feature set for buying crypto inside a multi-asset app, with varying withdrawal rights by region.

The company that builds RippleNet payment software and is closely associated with the XRP Ledger and XRP.

The company building RippleNet, RLUSD, and XRPL-adjacent enterprise products.

A U.S. retail brokerage that added crypto trading alongside stocks and options.

Commission-free retail crypto trading inside the Robinhood brokerage app.

SAFEbit is a centralized exchange listed with country Turkey.

A transfer-agent platform that issues and services tokenized securities.

Nonprofit supporting Solana network growth, grants, and validators.