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Black Mountain Software Acquires Cascade Software Systems

Black Mountain Software, a portfolio company of Peterson Partners, Acquires Cascade Software Systems to Enhance Government Accounting Solutions

Polson, MT, February 27, 2024 – Black Mountain Software, a leading provider of accounting and billing software for local government organizations, announced the acquisition of Cascade Software Systems, a prominent provider of integrated cost and project accounting solutions. This strategic acquisition is poised to bolster Black Mountain’s comprehensive suite of solutions, further solidifying its position as a premier partner to municipalities, counties, special districts, and schools across the United States.Founded with a commitment to serving small-town America, Black Mountain Software has earned a reputation for its industry-leading government accounting software and unwavering dedication to customer support. With over 30 years of experience, Black Mountain has established itself as a trusted ally to more than 650 local government entities spanning 24 states.

Cascade Software Systems, with a legacy of over three decades, has been at the forefront of providing specialized cost accounting solutions tailored to the unique needs of government agencies. Cascade’s flagship product, WinCAMS, seamlessly integrates various cost accounting modules, including time tracking, payables, equipment usage, work orders, and inventory management, streamlining processes and enhancing efficiency for its clients.

Commenting on the acquisition, Black Mountain Co-CEO, Mike Fabrizio, remarked, “This acquisition represents a significant milestone for Black Mountain as we continue to expand our offerings and reach within the government accounting sector. By incorporating Cascade’s expertise and innovative solutions into our portfolio, we are strengthening our ability to deliver unparalleled value to our clients.”

Ayren Spinner, Chief Operating Officer of Cascade Software Systems, will join Black Mountain Software as President of Cascade. Spinner stated, “We are excited about the opportunities this partnership presents for both companies and for our clients. This strategic move allows us to combine our strengths and resources to better serve our clients, without any anticipated changes to our products or level of service. If anything, clients can expect an even higher level of support and innovation as we move forward together.”

Black Mountain partnered with private equity firm Peterson Partners in 2022 to help accelerate product expansion and innovation, as well as growth beyond current geographies. Together with Peterson, Black Mountain is focused on strategies to continue growth and better serve small to medium-sized local governments.

For more information about Black Mountain Software and Cascade Software Systems, visit and