Investor · Seattle, WA

Robert D. Mittendorff

Open Robert in the network graph →

Filings

90

SEC Form D

Connections

356

co-filers

Capital

$7.5M

across filings

Active

Sep 2017

to Mar 2025

Most-connected co-filers (356)

Tim D. Nelson · Seattle, WA46 shared Ali N. Satvat · New York, NY46 shared Andrew W. Hobson · New York, NY40 shared David Schiff · New York, NY40 shared Innovatus Capital Partners, Llc · New York, NY40 shared Andrew Dym · New York, NY40 shared J. Haig Deb J. Farris · Burnaby, British Columbia, Canada40 shared Jennifer M. Houston · Burnaby, British Columbia, Canada40 shared V. Paul Lee · Burnaby, British Columbia, Canada40 shared Innovatus Capital Partners, Llc · New York, NY40 shared Innovatus Capital Partners, Llc · New York, NY40 shared John D. Hoekman · Seattle, WA32 shared Joseph W. Schottland · New York, NY26 shared Dan M. Cohrs · Burnaby, British Columbia, Canada26 shared Kevin R. Hill · Rumson, NJ14 shared Innovatus Flagship Parent Gp, Llc · New York, NY14 shared Innovatus Flagship Parent Gp, Llc · New York, NY14 shared Jared A. Kesselheim · Boston, MA12 shared Innovatus Flagship Offshore Parent Gp, Llc · New York, NY12 shared Innovatus Flagship Offshore Parent Gp, Llc · Grand Cayman, Cayman Islands12 shared Innovatus Flagship Offshore Parent Gp, Llc · New York, NY12 shared Lenard W. Marcus · Princeton, NJ10 shared Rick C. Hegberg · Gainesville, FL8 shared Aaron D. Royston · Seattle, WA8 shared

Recent filings (90)

Globe 3 Capital, LLCMar 2026 · 2 co-filers$10.0M Numerion Labs, Inc.Mar 2026 · 6 co-filers$35.0M Solve Therapeutics, Inc.Nov 2025 · 9 co-filers$120.5M Solve Therapeutics, Inc.Nov 2025 · 9 co-filers$120.5M Capital Rx, Inc.Sep 2025 · 22 co-filers$232.9M Capital Rx, Inc.Sep 2025 · 22 co-filers$232.9M Volastra Therapeutics, Inc.Sep 2025 · 17 co-filers$30.1M Volastra Therapeutics, Inc.Sep 2025 · 17 co-filers$30.1M Equity Alliance Fund II, LPJul 2025 · 6 co-filers Globe 3 Capital, LLCApr 2025 · 8 co-filers$10.0M Innovatus Life Sciences Offshore Fund I-A, LPMar 2025 · 19 co-filers Innovatus Lower Middle Market Value Fund I, LPMar 2025 · 20 co-filers Innovatus Lower Middle Market Value Offshore Fund I, LPMar 2025 · 20 co-filers Innovatus Life Sciences Lending Fund I, LPMar 2025 · 18 co-filers Atomwise Inc.Mar 2025 · 13 co-filers$50.0M Atomwise Inc.Mar 2025 · 13 co-filers$50.0M CARLSMED, INC.Feb 2025 · 30 co-filers$64.5M Nalu Medical, Inc.Oct 2024 · 15 co-filers$115.1M Globe 3 Capital, LLCApr 2024 · 8 co-filers$10.0M Globe 3 Capital, LLCMar 2024 · 8 co-filers$10.0M Capital Rx, Inc.Mar 2024 · 23 co-filers$312.5M Capital Rx, Inc.Mar 2024 · 23 co-filers$312.5M Capital Rx, Inc.Mar 2024 · 23 co-filers$312.5M Capital Rx, Inc.Mar 2024 · 23 co-filers$312.5M Innovatus Lower Middle Market Value Offshore Fund I, LPMar 2024 · 17 co-filers

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Robert in the interactive graph →