I  Portal Innovations


     Office Locations:

1375 West Fulton Street
Chicago, IL 60607
Phone: 773-498-5643



  • Early
  • Seed



  • Life Sciences & Healthcare
  • Medical Device



    Portal Innovations invests in therapeutics, med tech, and bioinformatics startups with strong leadership teams. Portal engages deeply in every aspect of the business, leveraging its network to tackle each company's specific challenges and lead them to successful Series A investments with VCs and strategic investors. Walder Ventures (see profile) is the founding sponsor of Portal Innovations.

    Investment Firm Key

       VC = Venture Capital
       PE = Private Equity
       A = Angel
       I = Incubator
       MB = Merchant Bank
       VD = Venture Debt
       FI = Family Investment Office
       FOF = Fund of Funds
       ED = Economic Development Office   
       TT = Technology Transfer Office
       CVC = Corporate Venture Capital
       SEC = Secondary Purchaser
       HF = Hedge Fund/Mutual Fund
    Venture Capital
    Seed Stage
    (includes "pre-seed," or
    concept stage)
    No Revenue
    Early StageMinimal
    Growth Stage
    (also called Mid-stage)
    Expansion Stage
    (also called Late-stage)
    $7M and greater
    Private Equity
    Lower Middle Market$10M-$249M
    Middle Market$250M-$499M
    Upper Middle Market$500M-$1B
    Large Cap>$1B

    Investment Team:

    Name   Title
    Get the complete investment team + individual email addresses for investment team partners. Get personal images, LinkedIn links, investment specialties, office locations and more with a National Database subscription.
    John Flavin CEO
    Nader Elrashidy Chief Business Officer
    Steven Lehmann Director
    Yuan Zhang Director


    Recent Funding Events (trailing 12 months):







      Grove Biopharma





    Portfolio companies include:

      Affiliated Neurosurgery

      Circ Biosciences


      Grove Biopharma
        web link

      Rhythm Therapeutics


    Recent News: