List of OTC projects on Solana (2026)

Transfero Crypto is a crypto-as-a-service platform that provides custody, on/off ramps, swaps, and institutional trading services for digital assets. Businesses use it to store client crypto holdings, convert between fiat and crypto, move assets between wallets and exchanges, and execute large-volume institutional trades without operating their own blockchain infrastructure. The platform serves fintechs, exchanges, wallet providers, and financial institutions expanding into digital asset services, with custody, storage, and transfers powered through an institutional-grade custody partner.

CryptoProcessing OTC Desk is an over-the-counter trading service facilitating large-volume cryptocurrency transactions between businesses, institutions, and high-net-worth clients outside public exchanges. It negotiates prices directly and settles crypto-to-crypto, crypto-to-fiat, and fiat-to-crypto trades with liquidity sourced from major trading venues. The desk allows clients to convert large positions without holding crypto on their own books, operating through a dedicated relationship rather than the standard merchant account.

HashKey OTC delivers over-the-counter trading services for institutional clients and high-net-worth individuals, providing secure block trading with competitive pricing and instant execution.

Coinify Trade Solutions is an on/off ramp product that lets individuals, corporations, and institutions buy and sell cryptocurrency for fiat currency. It is delivered as a hosted trading widget embeddable via iframe or SDK, or through a full API integration, handling onboarding, identity verification, quotes, and payment while partners retain UI control if desired. The product also offers personal assistance for large orders, allowing users to trade privately with support from a broker rather than through the standard self-service flow. It serves both direct consumers trading through Coinify branded pages and businesses embedding the trading functionality into their own applications.

Boomfi OTC is an over-the-counter trading desk that facilitates large-volume cryptocurrency transactions through direct bilateral execution. It provides personalized support and access to liquidity for block trades across multiple blockchain networks, minimizing market impact and slippage. The desk settles trades through supported banking networks and multiple fiat currencies for institutional-sized transactions.

NoOnes OTC Desk facilitates large-volume cryptocurrency transactions through dedicated relationship managers and escrow-secured settlements. The service provides institutional-grade liquidity for trades starting at $25,000, enabling private negotiations between counterparties while maintaining transaction security through mandatory escrow processes.

Sphere Private Desk is an over-the-counter service providing personalized support for large-scale stablecoin transfers with optimized foreign exchange pricing and routing strategies. The service includes dedicated account management and customized liquidity solutions for institutional and strategic transfers. It targets businesses requiring high-touch support for strategic, large-volume conversions between fiat and stablecoins.

Nexo Private provides exclusive wealth management services for high-net-worth individuals and family offices with over $100,000 in digital assets. The system offers dedicated relationship managers, custom terms, high-limit OTC trading, and bespoke credit solutions, alongside institutional prime brokerage execution for large digital asset transactions.

Independent Reserve OTC is an over-the-counter trading service providing deeper liquidity, private execution, and competitive pricing for large cryptocurrency orders.

Orbital Platform is a payment network that unifies stablecoin and traditional payment rails for enterprises moving money across borders. It provides multi-currency accounts, named virtual IBANs, stablecoin wallets, and real-time currency exchange, with automated settlement for business transactions. Businesses receive, hold, exchange, and send funds across stablecoins, fiat currencies, and exotic currencies through a single web platform, initiating transfers via the web interface, bulk files, or a dedicated trading desk for large or complex trades. The dedicated desk negotiates tailored pricing for high-value or non-standard currency exchanges outside the standard automated flow.

Stillman Digital operates as an over-the-counter trading desk providing digital asset liquidity and trade execution services. The platform delivers institutional-grade trading infrastructure for large-scale digital asset transactions across various cryptocurrency markets.

EukaPay OTC is an over-the-counter trading desk that facilitates large-volume bilateral trades between cryptocurrencies and multiple fiat currencies. It provides dedicated liquidity, negotiated pricing, and fast settlement outside public order books, supported by a dedicated relationship manager. Businesses use the desk for high-volume conversions requiring privacy and consistent execution rather than exposure on public exchanges.

Archax OTC Desk facilitates institutional over-the-counter cryptocurrency transactions through aggregated liquidity sourcing and riskless principal execution, offering personalized trade execution for digital assets with flexible settlement in fiat or stablecoins.

Koywe Stablecoins is an on/off-ramp product that lets businesses convert local currency to and from stablecoins for cross-border treasury operations. It offers a self-serve Ramp for smaller, instant conversions and a dedicated OTC desk with specialist-assisted execution for high-volume trades, both accessed through the same platform and API. Users can buy or sell stablecoins across multiple supported blockchain networks, hold balances for operational use, and withdraw converted funds to local bank accounts. The service targets companies needing faster and cheaper alternatives to traditional wire transfers for moving money across Latin America and other regions.

Amber Premium Trading is an institutional over-the-counter execution and market access service for large-volume digital asset transactions. It provides direct access to trading pairs across numerous centralized exchanges, decentralized exchanges, and OTC counterparties, executing trades through automated infrastructure supporting volume-weighted, time-weighted, and iceberg order strategies. A 24/7 OTC desk negotiates and settles large block trades bilaterally with minimal market impact, and institutional clients can also connect through dedicated APIs for programmatic access. The service is aimed at institutions, hedge funds, and private banks seeking deep liquidity and optimized execution across centralized and decentralized markets.

Trillion Digital OTC Trading provides institutional execution services for high-value digital asset transactions across multiple trading pairs including digital assets, stablecoins, and fiat currencies. The desk supports voice trading, chat execution, and API connectivity with market, limit, stop-limit, and custom orders. Settlement options include intraday, net, and multi-currency facilities with MPC-based security and real-time risk oversight

On & Off-Ramping is a conversion service that enables movement between fiat currencies, stablecoins, and other digital assets. It functions as a white-glove OTC service where users select a currency pair, fund a trade, and receive the purchased currency either into their platform balance or a third-party account. The product serves businesses and wealth structures needing high-value fiat-to-crypto and crypto-to-fiat settlement.

FinchPay OTC Desk is an over-the-counter trading service for large-volume fiat-to-crypto and crypto-to-fiat transactions. It facilitates private, bilateral trades between the client and FinchPay outside public exchange order books, with pricing agreed directly between the parties. The service is aimed at institutional clients and high-net-worth individuals seeking deep liquidity and dedicated onboarding support across multiple fiat currencies and digital assets.

1KPrime Trading is an OTC trading desk that lets institutions request firm quotes and execute block trades across fiat currencies, stablecoins, Bitcoin, Ethereum, and Solana. Users submit requests for quotes through chat, a web console, or an API, and the desk sources pricing across many liquidity venues to fill orders with minimal slippage. Settlement to bank accounts or digital wallets completes within about one to two hours, with continuous desk support serving funds, market makers, and exchanges. The platform also provides a web-based order and charting interface for monitoring pricing and trade activity.

CoinPay.cr is a consumer digital financial platform that connects traditional financial networks with blockchain networks under a single account. Users manage multi-currency payments, cross-border transfers, and digital assets, buying, selling, and swapping cryptocurrencies, while also accessing a marketplace for gift cards and mobile top-ups. The platform includes an integrated peer-to-peer and merchant payment tool and an over-the-counter service for larger transactions, alongside physical and virtual debit cards and business tools for accepting and requesting payments.

ZebPay OTC is an over-the-counter trading desk for institutions and high-net-worth individuals. The service facilitates large-volume cryptocurrency transactions with 24/7 dedicated trade managers, tight spreads, zero additional fees, multiple order types (IOC, PEG, TWAP), and support for multiple fiat currencies. A Prime Brokerage lending component offers credit lines, structured products, and real-time market analytics for portfolio hedging and capital management.

Rio OTC Trading Desk provides institutional-grade stablecoin trading services with dedicated relationship management, deep liquidity pools, and white-glove service for large volume transactions.

ONE.io Fusion is a merchant payment gateway and crypto trading platform for businesses and institutional clients. It lets merchants accept payments in major cryptocurrencies through shareable payment links, converting and settling proceeds into a chosen fiat currency, while a linked OTC desk and automated trading platform let clients buy, sell, and convert crypto and crypto-to-crypto pairs at all-in rates. Both services connect to integrated business accounts for fiat settlement, giving businesses a single account through which to accept crypto payments and trade digital assets. The platform settles received cryptocurrency into fiat, typically on the next working day.

Echo OTC Desk is a bilateral trading service for large-volume stablecoin and fiat currency transactions. It provides locked pricing, wholesale exchange rates, same-day settlement, and dedicated dealer support for transfers of $100,000 or more. Clients engage directly with a dedicated dealer through encrypted channels, with escrow-protected settlement and compliance checks applied across all corridors. The desk operates continuously, independent of market hours.

Performa is a B2B payment infrastructure platform that unifies cryptocurrency acceptance, cross-border payouts, and OTC trading access into a single API-driven system for globally operating businesses. Merchants and platforms accept multiple cryptocurrencies through checkout integration, payment links, or embedded revenue-splitting tools, while contractors and partners receive automated batch payouts across many countries. Businesses can also access structured over-the-counter crypto transactions through vetted counterparties within a compliance framework that includes KYC/KYB onboarding and AML screening. A non-custodial, wallet-based version of the platform is in development, allowing funds to remain in a user's own wallet rather than a platform balance.

Deus X Pay is a regulated stablecoin payment gateway that enables businesses to accept cryptocurrency payments, process deposits and withdrawals, and convert digital assets to fiat currencies. It supports business wallets with static deposit addresses, dynamic invoicing, and API, SDK, and widget integrations for embedding crypto payments into existing checkout flows. Institutional clients can also execute programmatic over-the-counter crypto trades through the platform's trading desk. Access and administration are handled through a merchant console.

B2C2 OTC Platform is an institutional over-the-counter trading service accessed via API and website, providing electronic pricing, trade execution, and settlement across digital assets. It bundles spot and derivatives trading, including CFDs and options, with funding and structured loan solutions under one platform. Trade sizes and settlement terms can be tailored to institutional counterparties trading around the clock.

PENNY is an instant stablecoin swap service that lets institutions convert between multiple stablecoins across several blockchains without fees or settlement delays. It executes and settles conversions simultaneously on-chain, using institutional conversion rates and continuous liquidity across market conditions. Banks, payment processors, orchestration firms, and exchanges access the service through REST, WebSocket, or FIX APIs to receive real-time pricing and swap value between supported stablecoins.

HoneyCoin is a payment orchestration platform aggregating multiple payment providers, processors, and blockchain rails into unified API infrastructure for cross-border business payments. Users hold funds in multi-currency wallets supporting fiat and stablecoins, collect payments via bank transfers and mobile money, execute payouts across various markets, convert currencies through an OTC desk, issue virtual cards for expenses, and process bulk payouts for payroll operations.

Rail Payment Infrastructure is a payments orchestration platform that lets businesses accept, convert, and settle funds across fiat currencies and stablecoins through a single API. It aggregates deposit accounts, currency exchange, on-ramp and off-ramp conversions, embedded wallets, and collections into one unified account structure, routing transactions across multiple banking partnerships and blockchain networks. Businesses use it to move value across borders, hold multi-currency balances, and access request-for-quote pricing for large conversions without integrating each capability separately.

Tapnob for Merchants is a merchant payment gateway that lets Nigerian businesses accept Bitcoin and stablecoin payments from customers and settle instantly in Naira. Merchants generate shareable payment links or QR codes for in-person or online checkout, and receive automatic bank settlement with confirmation receipts. The platform includes an over-the-counter desk for high-volume trades, offering sourced liquidity and direct execution support for large orders. It is designed for businesses seeking global crypto payment acceptance without technical integration work.

Lideflow Payment API is a payments infrastructure platform that connects stablecoins with traditional bank rails and mobile money services for cross-border transfers. It provides unified API and Model Context Protocol tools for sending and receiving payments, converting currencies, opening virtual accounts, routing transactions across payment rails, and running automated compliance checks. Businesses and financial agents use it to settle payments across multiple currencies and stablecoins, including bank and mobile money payouts in African markets. The platform also supports payroll, payment links, subscriptions, card issuance, and an OTC desk alongside its core payment and conversion functions.

Zynta Enterprise is a cross-border payments infrastructure platform for businesses moving funds between Africa and Europe. It provides over-the-counter liquidity for large cryptocurrency trades, near-instant international transfers over stablecoin rails, named virtual accounts in multiple fiat currencies, and fiat-to-crypto on and off ramps. Enterprise clients access these services through an API or web portal after completing a master service agreement, with built-in compliance screening for onboarding.

PrimeOne provides stablecoin-based prime brokerage for crypto markets through on-chain infrastructure. The platform integrates credit, trading, and net settlement in a single account, allowing clients to trade with multiple market makers and exchanges. The system transfers USD stablecoin margin between counterparties in real-time as positions change value, with trading limits dynamically adjusted based on margin balances.

Finchtrade is an over-the-counter trading platform facilitating large-volume cryptocurrency transactions for institutional clients through aggregated liquidity from centralized exchanges and OTC providers. The platform offers API access, automated settlement, 24/7 trading across various digital assets, and integrated staking services with competitive yields on major cryptocurrencies.

Yeba is a B2B liquidity platform that provides stablecoin and FX conversion, over-the-counter trading, and treasury management for fintechs, exchanges, remittance providers, and other businesses moving money across African and global corridors. Users request quotes for large-ticket trades and receive locked pricing for bilateral settlement, while a dashboard provides multi-currency wallets, live FX rates, deposits and withdrawals, and transaction reporting. The platform also lets businesses convert directly between fiat currencies and stablecoins for supplier payments and payout obligations. Access requires business KYB verification and is governed by KYC and AML compliance controls.