People · Operator

Jeffrey R. Harder

Named in public records as an officer, director or promoter · active 2012–2015 · Biotechnology, Other Technology

2
Companies
7
Filings
$9.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Sun BioPharma, Inc.BiotechnologySeed$8.0M$52.2M2012
EF Resources, Inc.Other TechnologyPre-Seed$1.1M$5.5M2015
Operator network

Jeffrey R. Harder 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.

DAVID B. KAYSEN · 4 companies · 1 sharedDAVID B. KAYSENThomas X. Neenan · 3 companies · 1 sharedThomas X. NeenanD. Robert Schemel · 2 companies · 1 sharedD. Robert SchemelMichael T. Cullen · 2 companies · 1 sharedMichael T. CullenPAUL W. SCHAFFER · 2 companies · 1 sharedPAUL W. SCHAFFERChristopher R. Johnson · 1 companies · 1 sharedChristopher R. Jo…Clifford F. McCurdy, III · 1 companies · 1 sharedClifford F. McCur…Daniel E. Ryweck · 1 companies · 1 sharedDaniel E. RyweckDonald R. Schemel · 1 companies · 1 sharedDonald R. SchemelDouglas M. Polinsky · 1 companies · 1 sharedDouglas M. Polins…Paul M. Herron · 1 companies · 1 sharedPaul M. HerronAalok William Shah · 1 companies · 1 sharedAalok William ShahCharles Minshew · 1 companies · 1 sharedCharles MinshewCharles William Minshew · 1 companies · 1 sharedCharles William M…David William Ritter · 1 companies · 1 sharedDavid William Rit…Derrick William Hale · 1 companies · 1 sharedDerrick William H…Duncan R. Marc · 1 companies · 1 sharedDuncan R. MarcJeffrey William Harder · 1 companies · 1 sharedJeffrey William H…Marc William Duncan · 1 companies · 1 sharedMarc William Dunc…Michael Racusin · 1 companies · 1 sharedMichael RacusinMichael William Racusin · 1 companies · 1 sharedMichael William R…Philip Racusin · 1 companies · 1 sharedPhilip RacusinSun BioPharma, Inc. · $8.0M raisedSun BioPharma, Inc.EF Resources, Inc. · $1.1M raisedEF Resources, Inc.Jeffrey R. HarderJH
Jeffrey R. Harder Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
DAVID B. KAYSEN14
Thomas X. Neenan13
D. Robert Schemel12
PAUL W. SCHAFFER12
Michael T. Cullen12
Roger Gingell11
Michael Racusin11
Suzanne X. Gagnon11
Donald R. Schemel11
Daniel E. Ryweck11
David William Ritter11
Aalok William Shah11
Philip William Racusin11
Michael William Racusin11
Derrick William Hale11
Marc William Duncan11
Jeffrey William Harder11
Charles William Minshew11
Duncan R. Marc11
Randall L. Johnson11

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.