Investor · Orlando, FL

Brian J. Blackburn

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Filings

45

SEC Form D

Connections

134

co-filers

Capital

—

across filings

Active

Jan 2015

to Sep 2020

Most-connected co-filers (134)

Joseph S. Marzouca · Davie, FL12 shared Michael A. Hart · New York, NY12 shared Richard Kelly · Costa Mesa, CA12 shared Warren H. Zinn · Davie, FL12 shared John S. Blanchard · New York, NY12 shared Charles J. Campise · Addison, TX11 shared Gregory K. Renwick · Addison, TX11 shared Todd C. Dutton · Addison, TX11 shared Steven C. Schnitzer · New York, NY10 shared Daniel R. Castagnola · New York, NY10 shared Frank Tripoli · New York, NY10 shared Jason W. Fitzgerald · Grand Cayman, Cayman Islands10 shared Paul C. Fonteyne · Cambridge, MA10 shared Mel G. Riggs · Addison, TX9 shared Bob G. Alexander · Addison, TX9 shared Ronald E. Oligney · Austin, TX8 shared Michael H. Trenk · New York, NY8 shared Michael Metz · Woodmere, OH8 shared Vivienne K. Lee · Central, Hong Kong8 shared Louis C. So · Central, Hong Kong8 shared Jared D. Levin · Richmond, VA8 shared Max D. Comess · Richmond, VA8 shared George H. Koshy · New York, NY8 shared Thomas R. Litton, Jr · Norfolk, VA8 shared

Recent filings (45)

XYMOGEN, INC.May 2025 · 2 co-filers$4.0M XYMOGEN, INC.May 2024 · 2 co-filers$4.0M Levco Belmont LLCJan 2024 · 7 co-filers$14.8M XYMOGEN, INC.May 2023 · 2 co-filers$4.0M Levco Cambridge LLCSep 2022 · 7 co-filers$8.8M XYMOGEN, INC.Jun 2022 · 2 co-filers$4.0M Levco Crystal LLCDec 2021 · 7 co-filers$38.0M 308 North Nansemond Street LLCOct 2021 · 7 co-filers$10.0M Levco Multifamily Fund I, LPAug 2021 · 9 co-filers$60.0M XYMOGEN, INC.Jun 2021 · 2 co-filers$4.0M Cedar Cares, Inc.Mar 2021 · 14 co-filers$250.0M Levco Country Club LLCFeb 2021 · 8 co-filers$5.0M TRANSATLANTIC PETROLEUM LTD.Sep 2020 · 35 co-filers$1.8M TRANSATLANTIC PETROLEUM LTD.Aug 2020 · 35 co-filers$1.8M 6143 Edward Street LLCJun 2020 · 8 co-filers$5.5M Cedar Cares, Inc.Jun 2020 · 14 co-filers$77.3M XYMOGEN, INC.Jun 2020 · 2 co-filers$4.0M 6143 Edward Street LLCApr 2020 · 8 co-filers$5.5M TRANSATLANTIC PETROLEUM LTD.Jan 2020 · 41 co-filers$1.8M TRANSATLANTIC PETROLEUM LTD.Jan 2020 · 41 co-filers$1.8M TRANSATLANTIC PETROLEUM LTD.Oct 2019 · 41 co-filers$1.8M Emerald Bay Energy Inc.Aug 2019 · 11 co-filers$538K TRANSATLANTIC PETROLEUM LTD.Jul 2019 · 27 co-filers$1.8M XYMOGEN, INC.May 2019 · 2 co-filers$4.0M TRANSATLANTIC PETROLEUM LTD.Jan 2019 · 35 co-filers$1.8M

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