Jeff Porfirio vs Sarah Shackleton

Jeff Porfirio vs Sarah Shackleton

Jeff Porfirio is a venture capital based in Carlsbad. Sarah Shackleton is a venture capital based in London across 150 portfolio companies. Sector focus diverges: Jeff Porfirio concentrates on generalist deals and Sarah Shackleton on Aerospace Defense.

• Investor type: Jeff Porfirio — Venture Capital; Sarah Shackleton — Venture Capital
• Headquarters: Jeff Porfirio — Carlsbad; Sarah Shackleton — London
• Portfolio companies: Jeff Porfirio — not disclosed; Sarah Shackleton — 150
• Sectors: Jeff Porfirio — not disclosed; Sarah Shackleton — Aerospace Defense

• Jeff Porfirio — Venture Capital · Carlsbad · Jeff Porfirio portfolio
• Sarah Shackleton — Venture Capital · London · 150 tracked deals · Sarah Shackleton portfolio

Similar investors

• Nimble Partners GP, LLC
• VC Management II, LLC
• Nimble Partners OPP GP II, LLC
• Pete Mathias
• Nancy Zimmerman
• Alexander Barhatkov
• Michael B Collins
• Private Credit Fund I GP, LP Dynamic
• Annual Series GP ULC Overbay 2026 Fund
• 440 Hz Ventures, LLC

Investors like Jeff Porfirio · Investors like Sarah Shackleton · Jeff Porfirio co-investors · Full investor directory