Black Mountain Systems - Financial Software

Founded in 2007, Black Mountain Systems developed innovative, tailored solutions for data aggregation, process management, and business reporting. Global investment firms used Black Mountain software and solutions to add operating efficiency and reduce risk by eliminating the boundaries between systems, information, and people, allowing employees to focus on high-value activities that drive investment performance.

Built for private capital

Black Mountain’s software and data aggregation capabilities were leveraged by 50 of the top 100 CLO managers, leading private debt funds, commercial banks and alternative asset managers, representing $2T+ in total assets under management.

Partnered for growth

“We’ve established ourselves as the market leader in workflow software for credit, structured credit, and alternative asset managers, and now we have a partner in Vista who will help us build upon that leadership position,” said former Black Mountain co-CEO Andy Horwitz.

State of the art platform

Vista’s new financial and intellectual capital was invested in the development of Black Mountain’s state of the art platform and tailored solutions for data aggregation, process management, and business reporting.

Allvue’s impact by the numbers

Trusted by private equity, venture capital, private credit, and CLO firms across the globe

$8.5T+

assets tracked on our platforms

21K+

funds tracked on our platforms

500+

clients served globally

Latest Updates from Allvue

View All

23 July, 2026

The Future of Investment Accounting Operations: Stop Reacting and Start Preventing

For more than two decades, the investment operations industry has pursued the same objective: make credit processing faster, more standardized, and more automated. Blockchain-based settlement. Common loan identifier initiatives. Straight-through processing. Each promised to simplify operations, yet private credit remains stubbornly manual. That’s the context. And it matters because I think the next shift in investment accounting isn’t about solving the standardization problem. It’s about shifting […]