List of Multi-Sig Wallet companies in Web3 (2026)

Crossmint Treasury Wallets is a wallet product for businesses to manage crypto treasury holdings. It provides multi-signature and policy-based controls, programmable permissions, and gas sponsorship so organizations can hold, move, and monitor digital assets across multiple blockchains. Businesses use it as a treasury-focused counterpart to the embedded consumer wallet product.

Kaia Safe is multisig smart contract solution forked from Gnosis Safe. It enables organizations and individuals to securely store assets requiring multiple signature confirmations for transactions. Includes features for batch transactions, safe apps integration, and organizational treasury management.

Safe{Wallet} is a multi-signature wallet that requires multiple signatures to execute transactions, providing enhanced security through distributed control. The system supports transaction batching, asset management across networks, and integration with decentralized applications through modular smart account architecture.

Mixin Safe provides Bitcoin custody using multi-signature and timelock technology combined with MPC. The system enables decentralized asset management with recovery features while maintaining full user control over private keys.

BoomFi Wallets and Ledger is an embedded wallet and ledger platform giving businesses native crypto and fiat balances with built-in treasury controls. It provides omnibus or dedicated multi-chain wallets secured by multi-signature approval, alongside a unified ledger for real-time balance tracking across crypto and fiat. Businesses use it to route treasury operations, apply configurable spending policies, and generate audit-ready reconciliation exports.

Paybis OTC Desk & Business Wallets is a corporate crypto solution combining a custodial business wallet with automated over-the-counter trading for companies and institutions. It enables businesses to buy, sell, store, send, receive, and swap crypto through a single account, negotiating and settling large-volume trades outside public order books. The product uses multi-party computation for private key protection and offers account-level authorization policies for institutional clients.

Uphold Vault is an assisted self-custody wallet that lets Uphold customers hold digital assets outside direct exchange custody while retaining a link to the trading platform. It uses a two-of-three multi-signature structure in which the user holds two keys and Uphold co-signs transactions and provides a key-replacement service if a user key is lost. Funds held in the Vault can be moved instantly to the Uphold trading platform for conversion or sale, and the design keeps the user in sole control of moving assets without requiring Uphold's cooperation.

Zebec Safe is a multi-signature wallet product that lets organizations manage shared treasury funds requiring multiple approvals to authorize transactions. Signers configure approval thresholds and review pending transactions before funds move, distributing control across designated key holders rather than a single administrator. It is used by teams and organizations that need collective oversight of on-chain treasury operations.

Coinshift Treasury is a multi-sig wallet platform built on Safe that enables organizations to manage crypto treasuries across multiple blockchains. Users can execute mass payments, track cash flows, generate automated financial reports, and manage portfolio allocations through a unified dashboard with multi-signature approval workflows.

El Dorado Business is a business account product that provides internet companies with a US bank account number without requiring a US legal entity. It combines a multi-signature treasury requiring approval from designated signers for outgoing payments with multi-chain stablecoin deposits and withdrawals, local fiat ramps, and per-team account permissions. The product targets internet businesses managing global payments and treasury operations, with certain features such as corporate cards and invoicing still in development.

Linka Squads is a multisig treasury management product for organizations holding cryptocurrency assets. Transactions require multiple approvals with configurable signature thresholds, eliminating single points of failure. The product provides granular spending limits by team member or token type, a policy engine for approval workflows based on amount, token type, or destination address whitelist, on-chain governance, and an immutable audit log for compliance and accounting purposes.

Keplr Multisig is a collaborative wallet management tool that enables teams and DAOs to securely control shared accounts through multi-signature authorization and transaction tracking.

MPCVault implements multi-party computation architecture for team-based asset management, enabling hierarchical approval workflows and cross-chain operations. The system distributes private key shares across multiple nodes while maintaining non-custodial control through mobile key share requirements. The platform includes gRPC and REST APIs for programmatic access, fiat-crypto bridge functionality for USDC/USDT conversion to bank accounts, and comprehensive DeFi integration capabilities.

BP Guard provides institutional-grade multi-signature wallet infrastructure for key management, access control, and security. The system uses SEP-30 standards to enable enterprise custody solutions for digital assets.

Squads Protocol is a smart contract wallet infrastructure on Solana for account abstraction and secure multisig management of onchain assets through a multisig interface.

Cypher Business is a spend management platform that enables Web3 teams to issue crypto payment cards and manage expenses directly from a self-custodial treasury wallet. It links card spending to on-chain treasury accounts held in multi-signature wallets or hardware wallets, letting administrators set per-card spending limits, restrict merchant categories, and freeze cards in real time. The platform provides expense analytics, exportable reporting, and team access controls for organizations spending crypto without transferring custody to a third party. The service is being wound down as part of the broader platform shutdown, with businesses advised to withdraw balances and download records before the deadline.

Knit Platform is a payments infrastructure product that lets businesses collect, hold, and disburse cryptocurrency and stablecoin payments through a REST API and dashboard. It provides reusable and single-use deposit wallets, payment links, and programmatic payouts, with webhook notifications for state changes such as collection and payout completion. Businesses fund a dedicated API account from their main wallet to power automated payouts, while a separate managed signing service supports policy-based approval workflows for wallets used with payment networks such as Circle's. The platform serves businesses seeking to accept customer payments, manage treasury wallets, and automate outbound payouts across multiple blockchains and stablecoins.

Den is a multi-signature wallet management platform built on Safe contracts, enabling transaction coordination through automated notifications via Discord, Telegram, and SMS. The system decodes complex transactions for human readability, supports batch transaction creation, and offers transaction simulation powered by Tenderly.

Ash Wallet is a multi-signature wallet built on shared Safe smart-account infrastructure for Avalanche L1 networks and the Avalanche C-Chain. It lets teams create or import multi-signature accounts, manage signers, and connect to decentralized applications to authorize transactions collectively. The wallet is used for treasury management and critical operations across multiple Avalanche L1 networks through a single interface.

Qash is a self-custodial business banking platform for crypto companies that unifies treasury management, payroll, invoicing, and payment tracking into a single workspace. It replaces the fragmented combination of multisig wallets, centralized exchanges, and spreadsheets that crypto companies typically rely on for financial operations. The platform uses multi-owner accounts requiring multiple approvals for fund movement and applies zero-knowledge proofs so payroll amounts, treasury balances, and transaction histories stay confidential on-chain, visible only to authorized team members. Businesses can run payroll with automatic invoice generation, issue and manage client invoices and bills, and share payment links for one-off collections, all from one self-custodial account structure.

MSafe Aptos is a multi-signature wallet on Aptos blockchain using native multi-ed25519 authentication, requiring multiple cryptographic signatures for transaction execution. The system stores transaction data on-chain through Move modules while using Aptos core protocol security for verification. Users manage digital assets, deploy smart contracts, interact with dApps, and execute treasury operations with configurable signature thresholds.

MSafe Sui is a multi-signature wallet infrastructure on Sui blockchain where users configure multiple owners with approval thresholds for transaction execution. The system supports digital asset management, staking operations, cross-chain swaps, and dApp interactions through native Sui integration. Features include address book management, transaction queue tracking, notification systems, and transaction history with block explorer integration.

Petra Vault provides multi-signature wallet functionality with transaction simulation capabilities and governance management tools. The system supports importing existing vaults from other Aptos platforms while maintaining enterprise-grade security standards.

Solar Safe provides institutional-grade security by requiring multiple signatures to process transactions in a crypto multisig wallet on Solana.

Computing Legacy is an Ethereum smart contract protocol for automated digital asset inheritance. Users connect their wallet, designate beneficiary addresses and asset allocations, and configure an inactivity period. When the owner's wallet shows no on-chain activity for the defined duration, the contracts transfer designated assets to beneficiaries. The protocol supports ETH and ERC-20 tokens on Ethereum Mainnet, includes programmable timelocks in three modes (Standard, Soft, and Beneficiary), and integrates with Safe multisig wallets via a Guard and Module architecture. Off-chain wallet activity verification uses Chainlink Functions combined with Moralis APIs. Contracts are deployed behind upgradeable proxies administered by a Safe multisig, verified on Etherscan, and published as open source.