Welsh, Carson, Anderson & Stowe — 2018 Investments
3 investments dated 2018 · listed companies and verified rows first · show all
Sonendo is a medical technology company that develops and manufactures the GentleWave System, a technology platform for treating tooth decay by cleaning and disinfecting the interior spaces of teeth without removing tooth structure.
HardwareHealthtechMedical DevicesLaguna Hills, US
Bjarne Bergheim(Executive Officer, Director)inJohn McGaugh(Executive Officer)inJohn Bostjancic(Executive Officer)Hugh Neuharth(Executive Officer)Roy T. Chen(Chief Talent Officer)Chris Guo(Interim Chief Financial Officer)in
Board seatDavid Caluori· per SEC Form D · $25M raise · filed Nov 2018
Co-investorsEssex Woodlands Healthcare PartnersGeneral AtlanticFjord VenturesMeritech Capital PartnersNeomed ManagementOrbiMed+1 more
Oak Street Health operates a network of primary care centers focused on preventive and comprehensive care for older adults, offering personalized wellness plans, integrated health services, and care coordination with specialists.
Digital HealthHealthtechLongevityChicago, US
Griffin Myers(Director)inMichael Pykosz(Executive Officer, Director)Geoffrey Price(Director)Mike Pykosz(Founder)in
BoardKevin Roche(Director)Edward Bergmark(Director)
Board seatDavid Caluori· per SEC Form D · $43.9M raise · filed Oct 2018
Co-investorsGeneral AtlanticTau Ventures
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.







