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Lawyer profile

Colleen Theresa Brown

Sidley
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Firm
Sidley
Practice
Privacy and Cybersecurity
Office
Washington, D.C.
Active in the record
2022 to 2026

Deal experience

Deal types
Capital Markets & IPOJoint VentureM&A
Sectors
Consumer & RetailFinancial ServicesHealthcare & Life SciencesTechnology
Jurisdictions
BrazilGermanyUnited States

Recent deals

11 announced deals in the record
Sidley Represents Private Equity at Goldman Sachs Alternatives in its Acquisition of AEGIS Hedging Solutions 23 Jul 2026
M&A Financial Services Sidley Privacy and Cybersecurity
Sidley Represents Bio-Techne in Its US$11.3 Billion Acquisition by Merck KGaA 1 Jul 2026
M&A Healthcare & Life Sciences Sidley USD 11.3bn Privacy and Cybersecurity
Sidley Represents Tractor Supply Company in Acquisition of VIP Petcare 1 Jun 2026
M&A Consumer & Retail Sidley Privacy and Cybersecurity
Sidley Advises Wealthfront in Initial Public Offering 18 Dec 2025
Capital Markets & IPO Technology Sidley Washington, D.C.
Sidley Represents GE HealthCare in Its US$2.3 Billion Acquisition of Intelerad 21 Nov 2025
M&A Healthcare & Life Sciences Sidley USD 2.30bn Privacy and Cybersecurity
Sidley Represents Shenzhen Longsys Electronics in Its Acquisition of SMART Modular Technologies do Brasil 1 Dec 2023
M&A Technology Sidley USD 205m Privacy and Cybersecurity
Sidley Advises on Klaviyo’s IPO 20 Sept 2023
Capital Markets & IPO Sidley USD 30 Privacy and Cybersecurity
Sidley Represents Clearlake Capital-Backed Discovery Education in Its Acquisition of DreamBox Learning 31 Aug 2023
M&A Technology Sidley Privacy and Cybersecurity
Sidley Represents Walgreens Boots Alliance in VillageMD’s US$8.9 Billion Acquisition of Summit Health-CityMD 9 Nov 2022
M&A Healthcare & Life Sciences Sidley USD 8.90bn Privacy and Cybersecurity
Sidley Represents Walmart in 10-Year Collaboration With UnitedHealth Group 12 Sept 2022
Joint Venture Healthcare & Life Sciences Sidley Privacy and Cybersecurity
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