Index · Open funds

Series B venture funds investing in Biotech

37 venture funds from 15 firms are raising or writing first checks for Series B-stage companies in Biotech. Each fund qualifies by its stated focus or by deals it announced in the last 24 months.

37 funds

• B Capital Ascent Fund III, L.P.$3.07M to $5.12M (estimated from fund size)
  Open, writing first checks

  B Capital, CA

• B Capital MESA Venture Fund I, L.P.$1.02M to $1.69M (estimated from fund size)
  Open, writing first checks

  B Capital, CA

• Bison Ventures Fund 2, L.P.$1.07M to $2M (estimated from fund size)
  Open, writing first checks

  Bison Ventures Management Company, LLC, CA

• Cornucopian Capital I, L.P.$250K to $5M (stated by the firm)
  Open, writing first checks

  Cornucopian Capital, NJ

• MADRONA ACCELERATION FUND IV-A, L.P.$58K to $96K (estimated from fund size)
  Open, writing first checks

  Madrona Venture Group, LLC, WA

• MADRONA ACCELERATION FUND IV, L.P.$2.69M to $4.49M (estimated from fund size)
  Open, writing first checks

  Madrona Venture Group, LLC, WA

• MADRONA ACCELERATION IV MANAGER FUND, L.P.$76K to $127K (estimated from fund size)
  Open, writing first checks

  Madrona Venture Group, LLC, WA

• MADRONA VENTURE FUND X-A, L.P.$58K to $96K (estimated from fund size)
  Open, writing first checks

  Madrona Venture Group, LLC, WA

• MADRONA VENTURE FUND X, L.P.$4.9M to $8.16M (estimated from fund size)
  Open, writing first checks

  Madrona Venture Group, LLC, WA

• MADRONA X MANAGER FUND, L.P.$156K to $260K (estimated from fund size)
  Open, writing first checks

  Madrona Venture Group, LLC, WA

• Menlo Bio I, L.P.$1.6M to $3.33M (estimated from fund size)
  Open, writing first checks

  Menlo Ventures, CA

• RA Capital Planetary Health Fund, L.P.$1.22M to $2.04M (estimated from fund size)
  Open, writing first checks

  Ra Capital Management, LP, MA

• RA Capital Planetary Health International Fund, L.P.$303K to $1.04M (estimated from fund size)
  Open, writing first checks

  Ra Capital Management, LP, MA

• Side Door Ventures III, LP$171K to $500K (estimated from fund size)
  Open, writing first checks

  Side Door Ventures, FL

• T.Rx Capital Fund I, LP$772K to $2.92M (estimated from fund size)
  Open, writing first checks

  T.Rx Capital, MA

• TCG Crossover Fund II, L.P.$6M to $11.25M (estimated from fund size)
  Open, writing first checks

  Tcg Crossover Management, LLC, CA

• Cultivation Capital Life Sciences Fund IV, LP$65K to $667K (estimated from fund size)
  Raising

  Cultivation Capital, LLC, MO

• Side Door Michigan I, LP$200K to $333K (estimated from fund size)
  Raising

  Side Door Ventures, FL

• TCG Crossover Fund III, L.P.$8M to $15M (estimated from fund size)
  Raising

  Tcg Crossover Management, LLC, CA

• Bison Ventures Fund 1, L.P.$900K to $1.69M (estimated from fund size)
  Late investment period

  Bison Ventures Management Company, LLC, CA

• Cultivation Capital Tech Fund IV, LP$548K to $1.67M (estimated from fund size)
  Late investment period

  Cultivation Capital, LLC, MO

• Foresite Capital Fund VI LP$3.67M to $9.04M (estimated from fund size)
  Late investment period

  Foresite Capital, CA

• Foresite Capital VI-A, LLC$115K to $251K (estimated from fund size)
  Late investment period

  Foresite Capital, CA

• FREEFLOW TWO, L.P.$144K to $270K (estimated from fund size)
  Late investment period

  Freeflow Two, CA

• MADRONA ACCELERATION FUND III-A, L.P.$54K to $90K (estimated from fund size)
  Late investment period

  Madrona Venture Group, LLC, WA

• MADRONA ACCELERATION FUND III, L.P.$2.55M to $4.25M (estimated from fund size)
  Late investment period

  Madrona Venture Group, LLC, WA

• MADRONA ACCELERATION III MANAGER FUND, L.P.$80K to $133K (estimated from fund size)
  Late investment period

  Madrona Venture Group, LLC, WA

• MADRONA IX MANAGER FUND, L.P.$155K to $259K (estimated from fund size)
  Late investment period

  Madrona Venture Group, LLC, WA

• MADRONA VENTURE FUND IX-A, L.P.$57K to $96K (estimated from fund size)
  Late investment period

  Madrona Venture Group, LLC, WA

• MADRONA VENTURE FUND IX, L.P.$4.24M to $7.15M (estimated from fund size)
  Late investment period

  Madrona Venture Group, LLC, WA

• MADRONA VENTURE FUND VII EXTENSION, L.P.$1.16M to $1.93M (estimated from fund size)
  Late investment period

  Madrona Venture Group, LLC, WA

• MADRONA VII MANAGER FUND EXTENSION, L.P.$99K to $165K (estimated from fund size)
  Late investment period

  Madrona Venture Group, LLC, WA

• Osage University Partners IV, LP$1.31M to $3.44M (estimated from fund size)
  Late investment period

  Oup Management Co., LLC, PA

• R42 Fund 2, LP$87K to $625K (estimated from fund size)
  Late investment period

  R42, CA

• Side Door Ventures II, LP$135K to $225K (estimated from fund size)
  Late investment period

  Side Door Ventures, FL

• SmartGate Seed Fund II, L.P.$29K to $188K (estimated from fund size)
  Late investment period

  Smartgatevc, CA

• SmartGate Seed Fund II, L.P.$71K to $188K (estimated from fund size)
  Late investment period

  Smartgatevc, CA

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