People · Operator

Gregory John Duman

Named in public records as an officer, director or promoter · active 2022–2022 · Other Technology

2
Companies
2
Filings
$7.7M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Global Transaction Services Group, Inc.Other TechnologySeries A$7.5M$18.4M
CIWRX, Inc.Other TechnologyPre-Seed$200K$2.8M2022
Operator network

Gregory John Duman 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.

Dennis William Altbrandt · 1 companies · 1 sharedDennis William Al…Michael Ray Wofford · 1 companies · 1 sharedMichael Ray Woffo…Robert James Ostronic · 1 companies · 1 sharedRobert James Ostr…Teressa Kay Brookshire · 1 companies · 1 sharedTeressa Kay Brook…William Daniel Coffey · 1 companies · 1 sharedWilliam Daniel Co…Gerald Richard Ladd · 1 companies · 1 sharedGerald Richard La…James Millard Babcock · 1 companies · 1 sharedJames Millard Bab…Global Transaction Services Group, Inc. · $7.5M raisedGlobal Transaction Se…CIWRX, Inc. · $0.2M raisedCIWRX, Inc.Gregory John DumanGD
Gregory John Duman Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Gerald Richard Ladd11
James Millard Babcock11
William Daniel Coffey11
Teressa Kay Brookshire11
Michael Ray Wofford11
Dennis William Altbrandt11
Robert James Ostronic11

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.