People · Operator

Robert Horstmeyer

Named in public records as an officer, director or promoter · active 2015–2022 · Biotechnology, Other

2
Companies
9
Filings
$49.5M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Ramona Optics, Inc.BiotechnologySeries B$27.9M$91.2M2021
Reterro, Inc.OtherSeries A$21.6M$80.9M2015
Operator network

Robert Horstmeyer at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

Sean Kendall · 2 companies · 1 sharedSean KendallGregor Horstmeyer · 1 companies · 1 sharedGregor HorstmeyerMargaret Aery · 1 companies · 1 sharedMargaret AeryMark Harfouche · 1 companies · 1 sharedMark HarfoucheMichael Shepherd · 1 companies · 1 sharedMichael ShepherdPatrick Weiss · 1 companies · 1 sharedPatrick WeissRoarke Horstmeyer · 1 companies · 1 sharedRoarke HorstmeyerJeffrey Samberg · 14 companies · 1 sharedJeffrey SambergPatrick Brady · 6 companies · 1 sharedPatrick BradyThomas Doyle · 4 companies · 1 sharedThomas DoyleChristopher George · 2 companies · 1 sharedChristopher GeorgeGeorge Jackoboice · 2 companies · 1 sharedGeorge JackoboiceDavid Celli · 1 companies · 1 sharedDavid CelliFerdinand Seemann · 1 companies · 1 sharedFerdinand SeemannJack Chandler · 1 companies · 1 sharedJack ChandlerJens Meyerhoff · 1 companies · 1 sharedJens MeyerhoffKevin Schieffer · 1 companies · 1 sharedKevin SchiefferMark Hirsch · 1 companies · 1 sharedMark HirschMark Villani · 1 companies · 1 sharedMark VillaniMartin Gardner · 1 companies · 1 sharedMartin GardnerRichard Grosdidier · 1 companies · 1 sharedRichard GrosdidierSteve Bay · 1 companies · 1 sharedSteve BayRamona Optics, Inc. · $27.9M raisedRamona Optics, Inc.Reterro, Inc. · $21.6M raisedReterro, Inc.Robert HorstmeyerRH
Robert Horstmeyer Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

People named alongside Robert Horstmeyer on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

OperatorSharedTheir companies
Jeffrey Samberg114
Patrick Brady16
Thomas Doyle14
George Jackoboice12
Christopher George12
Sean Kendall12
Steven Bay11
Ferdinand Seemann11
Mark Villani11
Jens Meyerhoff11
Steve Bay11
Kevin Schieffer11
Martin Gardner11
Mark Hirsch11
Michael Shepherd11
Roarke Horstmeyer11
Margaret Aery11
Patrick Weiss11
Tad Diethrich11
Gregor Horstmeyer11

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.