People · Operator

Don Brock

Named in public records as an officer, director or promoter · active 2009–2009 · Agriculture, Other Energy

3
Companies
3
Filings
$25.5M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Great Plains Ethanol LlcAgricultureSeries B$17.0M$61.0M
Summit Ethanol LlcOther EnergySeries A$6.6M$21.3M2009
Premier Ethanol LlcOther EnergySeed$1.8M$23.9M2009
Operator network

Don Brock 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.

Mark Miller · 18 companies · 1 sharedMark MillerFRED THURMAN · 3 companies · 1 sharedFRED THURMANDan Viet · 1 companies · 1 sharedDan VietDarrin Ihnen · 1 companies · 1 sharedDarrin IhnenDennis Hardy · 1 companies · 1 sharedDennis HardyDennis Schrag · 1 companies · 1 sharedDennis SchragSteve Sinning · 1 companies · 1 sharedSteve SinningLarry Ward · 7 companies · 3 sharedLarry WardBLAKE L. HOFFMAN · 1 companies · 1 sharedBLAKE L. HOFFMANDON L. BROCK · 1 companies · 1 sharedDON L. BROCKDOUG L. BERVEN · 1 companies · 1 sharedDOUG L. BERVENDUANE L. SATHER · 1 companies · 1 sharedDUANE L. SATHERBLAKE HOFFMAN · 6 companies · 2 sharedBLAKE HOFFMANDOUG BERVEN · 5 companies · 2 sharedDOUG BERVENDUANE SATHER · 5 companies · 2 sharedDUANE SATHERFRED L. THURMAN · 4 companies · 2 sharedFRED L. THURMANGreat Plains Ethanol Llc · $17.0M raisedGreat Plains Ethanol …Summit Ethanol Llc · $6.6M raisedSummit Ethanol LlcPremier Ethanol Llc · $1.8M raisedPremier Ethanol LlcDon BrockDB
Don Brock Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Larry Ward37
BLAKE HOFFMAN26
DOUG BERVEN25
DUANE SATHER25
FRED L. THURMAN24
Mark Miller118
FRED THURMAN13
Dennis Schrag11
DON L. BROCK11
BLAKE L. HOFFMAN11
DOUG L. BERVEN11
DUANE L. SATHER11
Darrin Ihnen11
Steve Sinning11
Dennis Hardy11
Dan Viet11

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.