Avery Sonnenberg is a Partner at Two Bear Capital who combines a PhD in bioengineering and MS in electrical engineering with prior industry experience at Becton Dickinson, giving him deep technical expertise across biology, devices, and systems engineering that he applies to evaluating life science investments. Based full-time at Two Bear's Montana headquarters rather than traditional coastal VC hubs, he built his investing career from within the firm itself and is known for hands-on, relationship-focused support of portfolio company founders across therapeutics, diagnostics, tools, and medical devices.
About their Fund
Sectors
Biotech, Health, AI, Cybersecurity, Enterprise
Rounds
Pre-Seed - Series B+
Avg Check Size
$3M - $10M
Notable Investments
Two Bear Capital operates a technical-first investing model with partners like neuroscientist Jenna Aronson leading biotech deals using their own lab-grade expertise, while explicitly fusing deep tech and life sciences in one fund where the same team underwrites both quantum security and drug discovery companies. The firm is headquartered in Whitefish, Montana, where they're building Two Bear Labs as a shared life-science facility and positioning themselves as a bridge between frontier security technology serving federal and defense buyers rather than purely commercial markets.
Other partners at the fund
Notable Fund
Investments
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Popular Investors
investor name
Active in
Rounds
Avg. Check
Links
Deeptech / Hardware
Robotics
Biotech
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12
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Unknown
Pre-Seed - Seed
Unknown
$400K - $2M
Unknown
Defense
Deeptech / Hardware
Energy
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7
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Unknown
Pre-Seed - Series A
Unknown
$100K - $5M
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Defense
Deeptech / Hardware
Energy
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7
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Unknown
Pre-Seed - Series A
Unknown
$100K - $5M
Unknown
Biotech
Health
Deeptech / Hardware
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2
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Unknown
Pre-Seed - Seed
Unknown
$250K - $2M
Unknown
Climate
Deeptech / Hardware
Materials
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4
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Unknown
Pre-Seed - Seed
Unknown
$400K - $1.5M
Unknown
Deeptech / Hardware
Robotics
Biotech
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7
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Unknown
Pre-Seed - Seed
Unknown
$400K - $2M
Unknown
Deeptech / Hardware
Robotics
Biotech
+
2
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Unknown
Pre-Seed - Seed
Unknown
~$750K
Unknown
Fintech
Deeptech / Hardware
Devtools
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2
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Unknown
Pre-Seed - Series A
Unknown
$250K-$1M
Unknown
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