Investor · Alpharetta, GA

William Sparks

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Filings

14

SEC Form D

Connections

17

co-filers

Capital

$400K

across filings

Active

Mar 2009

to May 2021

Most-connected co-filers (17)

David A. Kempf · Englewood, CO12 shared David M. Nicklas · Pittsburgh, PA9 shared David K. Myung · Lexington, MA9 shared Clark R. Nicklas · Pittsburgh, PA9 shared Vista Energy Resources, Inc · Pittsburgh, PA8 shared Donald G. Cox · Englewood, CO4 shared Howard M. Zucker · Jericho, NY3 shared Shawn M. Carson · Jericho, NY3 shared Jeremy Liew · Los Angeles, CA3 shared Gex F. Richardson · Englewood, CO3 shared Joseph M. Aufenanger · Jericho, NY2 shared Clifford L. Neuman · NIWOT, CO2 shared managing general partner Vista Energy Resources, Inc · Pittsburgh, PA1 shared William Pate · Atlanta, GA1 shared Jennifer Sparks · Alpharetta, GA1 shared Claire Sterk · Atlanta, GA1 shared Igno H. Van Waesberghe · the Hague, P71 shared

Recent filings (14)

Vacmobile CorpMay 2021 · 7 co-filers$600K Vacmobile CorpMay 2021 · 7 co-filers$600K Vista Drilling Program 2013-2 Limited PartnershipApr 2014 · 5 co-filers$24.6M Vista Drilling Program 2013-2 Limited PartnershipSep 2013 · 5 co-filers$24.6M Vista Drilling Program 2013-1 Limited PartnershipMar 2013 · 5 co-filers$24.6M Vista Drilling Program 2012 Limited PartnershipJun 2012 · 5 co-filers$24.6M Vista Drilling Program 2012 Limited PartnershipJun 2012 · 5 co-filers$24.6M Vista Drilling Program 2012-1 Limited PartnershipMar 2012 · 5 co-filers$24.6M Vista Drilling Program 2011-2 Limited PartnershipAug 2011 · 4 co-filers$25.0M Vista Drilling Program 2010-2 Limited PartnershipSep 2010 · 5 co-filers$25.0M BIOMEDICAL TECHNOLOGY SOLUTIONS HOLDINGS INCSep 2010 · 5 co-filers$50K BIOMEDICAL TECHNOLOGY SOLUTIONS HOLDINGS INCJun 2010 · 7 co-filers$200K BIOMEDICAL TECHNOLOGY SOLUTIONS HOLDINGS INCApr 2010 · 8 co-filers$2.8M Vista Drilling Program 2010-1 Limited PartnershipMar 2010 · 5 co-filers$25.0M BIOMEDICAL TECHNOLOGY SOLUTIONS HOLDINGS INCMar 2009 · 6 co-filers$1.0M BIOMEDICAL TECHNOLOGY SOLUTIONS HOLDINGS INCMar 2009 · 6 co-filers$1.0M

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