People · Operator

James Speyer

Named in public records as an officer, director or promoter · active 2016–2025 · Mining & Resources, Other Technology

2
Companies
5
Filings
$10.9M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Silver Bullet Water Treatment Company, LLCMining & ResourcesSeed$8.2M$5.2M2016
Glasshouse Inc.Other TechnologySeed$2.7M$8.6M2025
Operator network

James Speyer 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.

Robert Fenwick-Smith · 7 companies · 1 sharedRobert Fenwick-Sm…TIM REESER · 5 companies · 1 sharedTIM REESERScott Lang · 3 companies · 1 sharedScott LangDavid Lisle · 2 companies · 1 sharedDavid LisleBradley Walsh · 1 companies · 1 sharedBradley WalshEhlers Jeffrey · 1 companies · 1 sharedEhlers JeffreyJohn Jeppson · 1 companies · 1 sharedJohn JeppsonRobert Hanfling · 1 companies · 1 sharedRobert HanflingTali Harif · 1 companies · 1 sharedTali HarifWilliam Sarni · 1 companies · 1 sharedWilliam SarniJason McKibbin · 1 companies · 1 sharedJason McKibbinSilver Bullet Water Treatment Company, LLC · $8.2M raisedSilver Bullet Water T…Glasshouse Inc. · $2.7M raisedGlasshouse Inc.James SpeyerJS
James Speyer Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Robert Fenwick-Smith17
TIM REESER15
Scott Lang13
David Lisle12
Bradley Walsh11
John Jeppson11
Robert Hanfling11
Ehlers Jeffrey11
Jason McKibbin11
William Sarni11
Tali Harif11

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.