1. Dappfort

Dappfort provides custom cryptocurrency wallet development for businesses, covering custodial and non-custodial wallets, multi-chain wallets, DeFi wallets, white-label wallets, and enterprise wallet solutions. Its services also include private-key management, cross-chain integration, wallet security, and support for multiple blockchain networks.

2. Opris

Opris is a blockchain and Web3 development company offering cryptocurrency wallet solutions alongside other digital asset products. Its development portfolio includes wallet infrastructure designed for businesses that need features such as multi-chain support, security, and integration with broader Web3 ecosystems.

3. Alpharive

Alpharive provides blockchain and Web3 development services, including cryptocurrency wallet solutions. Its broader development capabilities can be useful for businesses that want to combine wallet functionality with exchanges, DeFi applications, or other blockchain-based products.

4. LeewayHertz

LeewayHertz is a San Francisco based technology company with experience in blockchain and Web3 development. Its wallet-related capabilities include custom wallet applications, enterprise blockchain infrastructure, and integrations with broader business systems.

5. PixelPlex

PixelPlex is a US based blockchain and software development company that works on custom blockchain wallets and Web3 applications. Its experience includes wallet solutions connected with areas such as NFTs, DeFi, and other blockchain ecosystems.

When comparing these companies, I would look at their previous wallet projects, supported blockchains, custodial versus non-custodial architecture, MPC or multi-signature security, smart contract integration, compliance requirements, scalability, and post-launch support.