Profile

    Corporate information


    Registration country
    Investment activity status
    Active investor

    Funding rounds

    Series D USD 25,000,000


    USD 25,000,000 (1 May 2012)

    Grant USD 1,750,000


    USD 1,750,000 (1 Oct 2011)

    Profile Country Notes
    United States Department of Energy Department of the United States government concerned with the United States' policies regarding energy and safety in handling nuclear material United States

    Grant USD 2,300,000


    USD 2,300,000 (1 Sep 2011)

    Profile Country Notes
    United States Department of Energy Department of the United States government concerned with the United States' policies regarding energy and safety in handling nuclear material United States

    Series C USD 19,000,000


    USD 19,000,000 (1 Jun 2011)

    Profile Country Notes
    Rho Capital Partners Venture capital firm that actively invests in companies related to technology, new media, cleaning technology and healthcare. United States Initial investment. Round participant.
    Battery Ventures LP Venture capital firm United States
    Texas Emerging Technology Fund Early stage venture capital fund for financing emerging technologies in the state of Texas, United States United States

    Series B USD 15,000,000


    USD 15,000,000 (1 Apr 2010)

    Profile Country Notes
    Rho Capital Partners Venture capital firm that actively invests in companies related to technology, new media, cleaning technology and healthcare. United States Initial investment. Round participant.
    Battery Ventures LP Venture capital firm United States

    (1 Oct 2007)

    Profile Country Notes
    Battery Ventures LP Venture capital firm United States


    Profile Country Notes
    Illinois Ventures LLC Seed and early-stage investment firm focused on research-derived companies in information technologies, physical sciences, life sciences and cleantech United States
    Prelude Ventures LLC United States
    Rho Capital Partners Venture capital firm that actively invests in companies related to technology, new media, cleaning technology and healthcare. United States
    Texas Emerging Technology Fund Early stage venture capital fund for financing emerging technologies in the state of Texas, United States United States


    Profile Country Notes
    National Science Foundation United States government agency that supports fundamental research and education in all the non-medical fields of science and engineering. United States

    Current and past shareholders

    Investor Contacts Round
    Battery Ventures LP logo Battery Ventures LP
    Venture capital firm
    +1 (650) 372-3939
    Series A
    Series B
    Series C
    Series D
    Illinois Ventures LLC logo Illinois Ventures LLC
    Seed and early-stage investment firm focused on research-derived companies in information technologies, physical sciences, life sciences and cleantech
    +1 (312) 251-0700
    N/A
    National Science Foundation logo National Science Foundation
    United States government agency that supports fundamental research and education in all the non-medical fields of science and engineering.
    Grant
    Osage University Partners I LP logo Osage University Partners I LP
    484-434-2255
    Series D
    Prelude Ventures LLC logo Prelude Ventures LLC
    N/A
    Rho Ventures logo Rho Capital Partners
    Venture capital firm that actively invests in companies related to technology, new media, cleaning technology and healthcare.
    +1 (650) 463-0300
    N/A
    Series B
    Series C
    Shea Ventures LLC logo Shea Ventures LLC
    +1 (909) 594-9500
    Series D
    Texas Emerging Technology Fund logo Texas Emerging Technology Fund
    Early stage venture capital fund for financing emerging technologies in the state of Texas, United States
    +1 (800) 843-5789
    N/A
    Series C
    US Department of Energy logo United States Department of Energy
    Department of the United States government concerned with the United States' policies regarding energy and safety in handling nuclear material
    Grant