People · Operator

Erin Heck

Named in public records as an officer, director or promoter · active 2021–2024 · Software / Tech, Other

2
Companies
2
Filings
$272.4M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Mammoth Admin & Tech, LLC—Software / TechSeries D+$270.0M$3.4B2024
Mammoth Investors, LLC—OtherSeed$2.4M$33.1M2021
Operator network

Erin Heck 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.

Thomas Martin · 6 companies · 2 sharedThomas MartinSanjay Yadav · 4 companies · 2 sharedSanjay YadavJudson Mackrill · 2 companies · 2 sharedJudson MackrillKimberly Mackrill · 2 companies · 2 sharedKimberly MackrillJacob Cook · 1 companies · 1 sharedJacob CookMatthew McGirt · 1 companies · 1 sharedMatthew McGirtMammoth Admin & Tech, LLC · $270.0M raisedMammoth Admin & Tech,…Mammoth Investors, LLC · $2.4M raisedMammoth Investors, LLCErin HeckEH
Erin Heck Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Thomas Martin26
Sanjay Yadav24
Kimberly Mackrill22
Judson Mackrill22
Jacob Cook11
Matthew McGirt11

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.