Ben Marcus is a co-founder and managing partner at UP Partners. He invests in transportation technology across land, air, sea, and space.
What Ben can write
Writes checks of$1M to $10M
Comes in atSeed, Series ACan lead the round
Ownership target7-10%At first check
Best routeA warm introAsk a founder in their portfolio.
UP Partners writes $1M to $10M checks, larger than 83% of firms in the atlas.
Bars: how many firms report each check band. Highlighted: UP Partners.Companies founded
UP Partners
Investments named in public bios
Axiom SpaceSkydioLoft DynamicsBeyond Math
Focus
transportation techaerospacedefenseenergyrobotics
Also at UP Partners
Partners like Ben
At firms with a similar stage, sector and check size.
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One email when Ben's firm raises a fund, adds a partner or shows new activity.
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Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
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Who is Ben Marcus?
Ben Marcus is a co-founder and managing partner at UP Partners. He invests in transportation technology across land, air, sea, and space.
How much does Ben Marcus invest?
Ben Marcus invests through UP Partners, which writes checks of $1M to $10M at seed, series a.
How do I pitch Ben Marcus?
A warm intro from a founder UP Partners backed works best.
Last updated 2026-10-15. Is this you? Ask for a correction.