Private Markets Investor Reporting & Onboarding software automates the operational workflows general partners use to manage limited partner communications throughout fund lifecycles. These platforms digitize historically manual processes including capital call and distribution notices, tax document delivery, subscription agreement execution, and investor verification. The category spans three main approaches: integrated fund administration platforms that combine investor relations with accounting and portfolio management, specialized onboarding solutions focused on KYC/AML verification and subscription document automation, and standalone investor portal technologies for ongoing LP engagement. Core capabilities include self-service LP portals, automated financial reporting, e-signature workflows, accreditation verification, and compliance documentation. The category has evolved from basic document repositories toward API-connected platforms that integrate with fund accounting systems, automate regulatory filings, and support secondary market transactions as private market liquidity options have expanded.