BlockFills is a financial company that acts as a market maker and aggregator of cryptocurrency prices. We specialize in making institutional-sized markets with counterparties in cryptocurrencies and provide superior pricing and liquidity for large, block-sized orders in digital assets.

To become an approved counterparty, you must meet our minimum trade size of $50,000 and submit required KYC information. An account application is here with instructions for our KYC and AML procedures.

We take cash deposits on one side and cryptocurrency deposits on the other side of the trade, then we allow our customers to exchange their cash for cryptocurrency or vice versa.

No. We are providing a service. You are always buying bitcoins from another individual, who is selling them. All we do is provide a safe and simple environment to trade. We guarantee that buyers get their bitcoins and sellers get their money at the agreed price.

It’s easy, fast and free to open an account. Click open an account, fill out the form and log in, then you have to fund your account. After your account is approved you will be given banking instructions to fund your account with USD, or BlockFills eWallet information if you would like to fund your account with cryptocurrencies.

We primarily trade bitcoin (BTC), Ethereum (ETH), zcash (ZEC), bitcoin cash (BCH), Ethereum Classic (ETC), monero (XMR), zcash (ZEC), ripple (XRP), NEO, QTUM, AND litecoin (LTC). Markets can be priced in USD or BTC. We are also open to trading other cryptocurrencies.

We do not charge a fee. However, please note we calculate a spread based off of current market levels when providing pricing to approved counterparties. We take a number of factors into our calculations such as current index prices, market liquidity, volatility, and our overall position in the market.

At the moment $50,000. In the future, BlockFills will provide streaming liquidity in smaller amounts with wider spreads.

Yes! Our main priority is to keep client’s personal data safe and secure. We take great precautions around the security of our system and are constantly monitoring for any suspicious activities, however, we cannot provide security for bitcoins stored on a user’s computer, so it is important to take additional steps to ensure that your bitcoin wallet remains protected from users other than yourself.

A bank wire transfer takes 24-48 hours. Transfer of digital assets are within minutes to hours.

If you would like the money wired to a bank account there is a wire service fee of $75. For Digital withdrawals, there is a .10% transfer fee.

No, at this moment third-party withdrawals are not allowed.