Advancis is a global physical security information management (PSIM) software provider.
Landmark Underwriting is a MGA in the London insurance market.
The businesses include RTS, RegUSA, Accelerated Title and CMS.
Aechelon is an image generation software and complex databases provider.
CI Financial is a Toronto-based diversified asset and wealth management company.
The investment implies a total JV valuation of around $8.8bn.
The firm has also appointed Kevin Deemer as a managing director.
Geopolitical, macroeconomic and global health events over the last five years have driven medical device makers to pursue reshoring, onshoring and nearshoring for manufacturing, said Arlington's Matt Altman.
The unit will be rebranded to S&W upon completion.
Hooke Highways is a traffic management provider in the South of England.