Exhibit 99 FORM 4 JOINT FILER INFORMATION Name of "Reporting Persons": InterWest Partners X, L.P. ("IW10") InterWest Management Partners X, LLC ("IMP10") Bruce A. Cleveland Philip T. Gianos W. Stephen Holmes Nina Kjellson Gilbert H. Kliman Arnold L. Oronsky Douglas A. Pepper Keval Desai Khaled Nasr Address: 2710 Sand Hill Road, Suite 200 Menlo Park, CA 94025 Designated Filer: InterWest Partners X, L.P. Issuer and Ticker Symbol: Invuity, Inc. ("IVTY") Date of Event: June 18, 2015 Each of the following is a Joint Filer with InterWest Partners X L.P. ("IW10") and may be deemed to share indirect beneficial ownership in the securities set forth on the attached Form 4: InterWest Management Partners X, LLC ("IMP10") is the general partner of IW10 and has sole voting and investment control over the shares owned by IW10. Bruce A. Cleveland, Philip T. Gianos, W. Stephen Holmes, Nina Kjellson, Gilbert H. Kliman, Douglas A. Pepper, and Arnold L. Oronsky are Managing Directors of IMP10 and, Keval Desai and Khaled A. Nasr, and are Venture Members of IMP10. All Reporting Persons disclaim beneficial ownership of shares of Invuity, Inc. stock held by IW10, except to the extent of their respective pecuniary interest therein. The filing of this statement shall not be deemed an admission that, for purposes of Section 16 of the Securities Exchange Act of 1944, or otherwise, any of the Reporting Persons are the beneficial owner of all of the equity securities covered by this statement. Each of the Reporting Persons listed above has designated InterWest Partners X, L.P. as its designated filer of Forms 4, 4 and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1944 and the rules thereunder. Each Reporting Person has appointed InterWest Management Partners X, LLC as its attorney in fact for the purpose of making reports relating to transaction in Invuity, Inc. Common Stock. INTERWEST MANAGEMENT Gilbert H. Kliman, an individual PARTNERS X, L.L.C. By: InterWest Management Partners X, LLC, as Attorney-in-Fact By: /s/ W. Stephen Holmes -------------------------------- W. Stephen Holmes, Managing By: /s/ Karen A Wilson Director ------------------------------------- Karen A. Wilson, Power of Attorney INTERWEST PARTNERS X, LP Arnold L. Oronsky, an individual By: InterWest Management Partners X, LLC, By: InterWest Management Partners as Attorney-in-Fact X, LLC Its General Partner By: /s/ Karen A Wilson ------------------------------------- Karen A. Wilson, Power of By: /s/ W. Stephen Holmes Attorney -------------------------------- W. Stephen Holmes, Managing Director Bruce A. Cleveland, an individual Douglas A. Pepper, an individual By: InterWest Management Partners X, By: InterWest Management Partners X, LLC,as Attorney-in-Fact LLC, as Attorney-in-Fact By: /s/ Karen A Wilson By: /s/ Karen A Wilson -------------------------------- ------------------------------------- Karen A. Wilson, Power of Karen A. Wilson, Power of Attorney Attorney Philip T. Gianos, an individual Keval Desai, an individual By: InterWest Management Partners X, By: InterWest Management Partners X, LLC, LLC, as Attorney-in-Fact as Attorney-in-Fact By: /s/ Karen A Wilson By: /s/ Karen A Wilson -------------------------------- ------------------------------------- Karen A. Wilson, Power of Karen A. Wilson, Power of Attorney Attorney W. Stephen Holmes, an individual Khaled A. Nasr, an individual By: InterWest Management Partners X, By: InterWest Management Partners X, LLC, LLC, as Attorney-in-Fact as Attorney-in-Fact By: /s/ Karen A Wilson By: /s/ Karen A Wilson -------------------------------- ------------------------------------- Karen A. Wilson, Power of Karen A. Wilson, Power of Attorney Attorney Nina Kjellson, an individual By: InterWest Management Partners X, LLC, as Attorney-in-Fact By: /s/ Karen A Wilson -------------------------------- Karen A. Wilson, Power of Attorney