Dennis Kerlin Named Chief Compliance Officer of Simplex Trading

Dennis Kerlin was named Chief Compliance Officer of Simplex Trading on October 22, 2025, according to Business Wire.

Proprietary market-making firm Simplex Trading appointed Dennis Kerlin as Chief Compliance Officer to oversee its compliance strategy and framework. (Source: Business Wire.)

Who is the Chief Compliance Officer of Simplex Trading?

Dennis Kerlin took the Chief Compliance Officer role at Simplex Trading in October 2025, as reported by Business Wire. Legal leadership changes often, so check Simplex Trading’s own leadership page for the latest. If you know of a newer move, tell us and we will update the directory.

Other general counsel moves in October 2025

• Donncha Ó Tuama Named Chief Legal Officer of Prime Data Centers (October 30, 2025)
• Mack McCain Named General Counsel of World Liberty Financial (October 30, 2025)
• Mike Flanagan Steps Down as General Counsel of Consilio (October 30, 2025)
• Tricia Kinney Steps Down as General Counsel and Corporate Secretary of BlueLinx (October 30, 2025)
• Tricia Kinney Named Chief Legal Officer of Consilio (October 30, 2025)
• Lindsey Canonie Grady Named Chief Administrative Officer and General Counsel of Milwaukee World Festival (October 28, 2025)
• Brad Middlekauff Steps Down as Chief Business Officer and General Counsel of Tourmaline Bio (October 28, 2025)
• Tom Klein Named Acting General Counsel of Fannie Mae (October 27, 2025)

Browse every appointment in the General Counsel Directory.

Source: Business Wire. InhouseBlog summarizes publicly reported general counsel moves and links to the original report.

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