Mark Heising vs Tjebbe De Jong compared for founders deciding who to pitch. Stage focus, check size, and sector fit compared side by side.
Mark Heising is a individual/angel based in San Francisco. Tjebbe De Jong is a private equity based in Luxembourg across 14 portfolio companies. Both invest in Impact, while Mark Heising also covers adjacent sectors and Tjebbe De Jong covers Agtech Food and Climate Tech. On stage, Mark Heising is active at undisclosed stages and Tjebbe De Jong at Growth.
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