Quorum is a leading enterprise blockchain platform developed by JP Morgan Chase in 2016 and now managed by ConsenSys. Built on Ethereum's foundation, Quorum delivers private transactions, permissioned access, and higher transaction throughput—reaching up to 200 TPS compared to Ethereum's 15 TPS. The platform addresses enterprise needs for data confidentiality and regulatory compliance while maintaining Solidity compatibility and ERC token standards. Backed by major investors including JPM Chase, MasterCard, and UBS, Quorum offers pre-built applications like Tessera, Codefi Payments, and Orchestrate that streamline blockchain implementation. This article explores Quorum's architecture, competitive advantages, enterprise applications, and market positioning within the private blockchain ecosystem, providing businesses with insights into adopting this proven blockchain solution for finance, banking, and supply chain operations.