Mehdi Khodadad, Mark Castiglia, Anthony James Friedman, Vadim Brusser, Ken Daly, Eric Kauffman, Stacy Crosnicker, Sven De Knop, Alessandra Moroni, Rachel Kleinberg, Jonathan Westreich
January 23, 2026
Sidley Represents Clearlake Capital in Strategic Investment in Aptean

1 min
AI-made summary
- Sidley advised Clearlake Capital Group, L.P
- on its strategic investment in Aptean, a global provider of customer relationship management, enterprise resource planning software for manufacturing companies, and supply chain applications
- Clearlake joins existing investors TA Associates, Insight Partners, and Charlesbank Capital Partners
- The Sidley team included lawyers specializing in M&A, private equity, antitrust, labor, employee benefits, international trade, and tax.
Sidley represented Clearlake Capital Group, L.P. in its strategic investment in Aptean, a global provider of customer relationship management solutions, enterprise resource planning software for manufacturing companies, and supply chain applications. Clearlake joins existing investors TA Associates, Insight Partners, and Charlesbank Capital Partners to enable Aptean’s management team to continue delivering differentiated solutions to the market and accelerate the company’s growth.
The Sidley team was led by Mehdi Khodadad and Mark Castiglia (M&A and Private Equity) and included Anthony James Friedman (M&A and Private Equity); Vadim Brusser and Ken Daly (Antitrust and Competition); Eric Kauffman (Labor, Employment and Immigration); Stacy Crosnicker (Employee Benefits & Executive Compensation); Sven De Knop and Alessandra Moroni (International Trade); and Rachel Kleinberg and Jonathan Westreich (Tax).~~Sidley represented Clearlake Capital Group, L.P. in its strategic investment in Aptean, a global provider of customer relationship management solutions, enterprise resource planning software for manufacturing companies, and supply chain applications. Clearlake joins existing investors TA Associates, Insight Partners, and Charlesbank Capital Partners to enable Aptean’s management team to continue delivering differentiated solutions to the market and accelerate the company’s growth.
The Sidley team was led by Mehdi Khodadad and Mark Castiglia (M&A and Private Equity) and included Anthony James Friedman (M&A and Private Equity); Vadim Brusser and Ken Daly (Antitrust and Competition); Eric Kauffman (Labor, Employment and Immigration); Stacy Crosnicker (Employee Benefits & Executive Compensation); Sven De Knop and Alessandra Moroni (International Trade); and Rachel Kleinberg and Jonathan Westreich (Tax).
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Mehdi Khodadad, Mark Castiglia, Anthony James Friedman, Vadim Brusser, Ken Daly, Eric Kauffman, Stacy Crosnicker, Sven De Knop, Alessandra Moroni, Rachel Kleinberg, Jonathan Westreich
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