FFL Partners Makes Strategic Growth Investment in Abacus Group

Abacus Group Merges with Medicus IT to Create FFL-backed Financial Services & Healthcare MSP

July 15, 2025

IT Services

FFL Partners has completed the merger of its portfolio companies Abacus Group and Medicus IT to form a new multi-vertical managed IT services provider focused on financial services and healthcare. The combined business — led by Abacus CEO Anthony D'Ambrosi — will scale managed services across IT operations, multi-cloud, cybersecurity, data and AI to serve compliance-focused clients; financial terms were not disclosed.

Abacus Group and Medicus IT Merge to Create Leading MSP/MSSP

July 15, 2025

IT Services

Abacus Group and Medicus IT have merged to form a market-leading managed services and cybersecurity (MSP/MSSP) platform focused on the highly regulated financial services and healthcare verticals. The combined company—backed by private equity firm FFL Partners—will preserve dedicated vertical teams while pursuing scale, operational synergies, and expanded AI and cybersecurity capabilities.

Thomas H. Lee Partners Acquires Majority Stake in AbacusNext

March 11, 2021

Cloud & SaaS

Funds affiliated with Thomas H. Lee Partners (THL) have acquired a majority stake in AbacusNext from growth equity firm PSG. AbacusNext, a vertical cloud/SaaS provider for legal, accounting and compliance-focused professionals, will remain led by CEO Scott Johnson and will partner with THL to accelerate product investment, integrated payment capabilities and pursue strategic acquisitions.

FFL Partners Completes Strategic Investment in Medicus IT

July 10, 2024

Healthcare Services

San Francisco-based private equity firm FFL Partners has completed an investment to acquire Medicus IT, a healthcare-focused IT managed services provider previously backed by 424 Capital. Medicus IT, headquartered in Alpharetta, Georgia, serves over 6,500 healthcare providers with ~300 employees across 30+ states and will partner with FFL to accelerate organic and inorganic growth and expand its mCare services platform; financial terms were not disclosed.

FFL Partners Invests in Apex Infusion

June 19, 2024

Healthcare Services

FFL Partners has completed an investment in Apex Infusion, a Signal Hill, California-based provider of ambulatory infusion therapy services that operates 11 locations in California. Financial terms were not disclosed; FFL said the capital will support geographic expansion through de novo locations and strategic acquisitions to build a diversified specialty infusion platform.

Abacus Group Acquires Proactive Technologies

February 13, 2019

IT Services

Abacus Group has acquired competitor Proactive Technologies, combining the two managed‑IT providers to create the largest IT services provider focused on alternative investment firms in the New York metropolitan area. Proactive (over 45 employees) and its leadership team will integrate into Abacus (125+ employees), with Proactive co-founders joining Abacus' leadership to support client and employee integration.