Prime Coalition
Prime Coalition is a Seed, Series A, Series B venture capital firm based in Cambridge, MA investing in Other. The firm typically writes $500K–$5.0M checks and has 44 portfolio companies in our records.
- Check size
- $500K–$5.0M
- Portfolio
- 44 companies on record
- Partners
- 10 listed
- AUM
- $315M
- Stage
- Seed, Series A, Series B
- Sectors
- Other
- HQ
- Cambridge, MA
Last verified: 2026-01-22
Seed, Series A, Series B
$500K – $5.0M
$315M
44+ companies
10 partners
Investment Thesis
Backs breakthrough technologies addressing the root causes of climate change, with a focus on scalable science-led solutions for emissions reductions.
How Prime Coalition invests
Prime Coalition is a vc firm based in Cambridge, MA. The firm invests at the Seed, Series A, Series B stages, with a focus on Other. It does not invest in Media, Consumer.
Prime Coalition typically writes checks of $500K–$5.0M per investment, backed by approximately $315M in assets under management.
Prime Coalition has backed 44 companies in our records, including Charm Industrial, Transaera, Ample Carbon.
Partners & Team
Industry Focus
Invests In
Does Not Invest In
Portfolio Companies (44)
Other
Charm Industrial
Transaera
Ample Carbon
Ebb Carbon
Nitricity
Tandem PV
Aikido Technologies
BioLumic
Calcarea
Carbon Reform
- •Raising at Seed, Series A, Series B? You're squarely in their sweet spot.
- •Lead with your fit in Other — the sectors they actively back.
- •Size your ask to their typical $500K – $5.0M check.
- •warm intro preferred
- •Address your outreach to a specific partner, such as Julie Remmelts, Director of Finance.
- •A warm introduction beats a cold email. Get matched and request an intro.
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