People · Operator

Hal Calhoun

Named in public records as an officer, director or promoter · active 2007–2009 · Computers, Other Technology

3
Companies
4
Filings
$122.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Stretch IncComputersSeries C$115.1M$190.7M2007
GTronix IncOther TechnologySeries A$5.5M$153.9M2009
Rivulet Communications IncOther TechnologySeed$1.6M$53.7M2009
Operator network

Hal Calhoun 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.

Bandel Carano · 17 companies · 1 sharedBandel CaranoJames Wei · 4 companies · 1 sharedJames WeiAlbert Wang · 2 companies · 1 sharedAlbert WangCRAIG LYTLE · 1 companies · 1 sharedCRAIG LYTLEDavid Mooring · 2 companies · 1 sharedDavid MooringHubert Engelbrechten · 1 companies · 1 sharedHubert Engelbrech…Paul Hasler · 1 companies · 1 sharedPaul HaslerBruce Cohen · 7 companies · 1 sharedBruce CohenHatch Graham · 7 companies · 1 sharedHatch GrahamEdward Kennedy · 3 companies · 1 sharedEdward KennedyChris Roller · 1 companies · 1 sharedChris RollerGreg Nulty · 1 companies · 1 sharedGreg NultyPeter Vicars · 1 companies · 1 sharedPeter VicarsSteve Furr · 1 companies · 1 sharedSteve FurrStretch Inc · $115.1M raisedStretch IncGTronix Inc · $5.5M raisedGTronix IncRivulet Communications Inc · $1.6M raisedRivulet Communication…Hal CalhounHC
Hal Calhoun Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Bandel Carano117
Bruce Cohen17
Hatch Graham17
James Wei14
Edward Kennedy13
David Mooring12
Albert Wang12
CRAIG LYTLE11
Steve Furr11
Peter Vicars11
Greg Nulty11
Chris Roller11
Paul Hasler11
Hubert Engelbrechten11

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.