Lightspark is a fintech startup focused on enhancing Bitcoin transactions via the Lightning Network. They offer APIs and SDKs to help businesses integrate Bitcoin payments into their applications, ensuring fast, low-cost transactions. Their target audience includes companies handling cross-border payments. Lightspark's unique selling proposition is simplifying the complex Lightning Network, making it accessible for businesses without requiring deep technical expertise. This allows for real-time, global payments, positioning Lightspark as a key infrastructure provider for Bitcoin-based transactions[1][2][3].