X0206 3 2020-07-16 0 0001689657 Berkeley Lights, Inc. BLI 0001163715 MARKS MICHAEL E 5858 HORTON STREET, SUITE 320 EMERYVILLE CA 94608 1 0 0 0 Series B Preferred Stock Common Stock 2329916 I See footnote Series C Preferred Stock Common Stock 853242 I See footnote Series D Preferred Stock Common Stock 742942 I See footnote Series E Preferred Stock Common Stock 191655 I See footnote Series E Preferred Stock Common Stock 19230 I By Marks Family Trust Each share of Preferred Stock automatically converts on a one-for-one basis into Common stock at any time at the holder's election and automatically upon the closing of the Issuer's initial public offering. The Preferred Stock has no expiration date. Consists of shares held by Walden Riverwood Ventures, L.P. ("Walden"). Mr. Marks is a member of the investment committee of Walden Riverwood GP, LLC ("Walden GP"), which is the general partner of Walden. As a result, Mr. Marks may be deemed to beneficially own the shares held by Walden. Mr. Marks disclaims beneficial ownership of the shares held by Walden except to the extent of his pecuniary interest therein. Walden and Walden GP are filing separate statements of initial beneficial ownership on Forms 3. Consists of shares held by WRV II, L.P. ("WRV II"). Mr. Marks is a member of the investment committee of WRV GP II, LLC, which is the general partner of WRV II. As a result, Mr. Marks may be deemed to beneficially own the shares held by the WRV II. Mr. Marks disclaims beneficial ownership of the shares held by WRV II and Walden except to the extent of his pecuniary interest therein. WRV II and Walden are filing separate statements of initial beneficial ownership on Forms 3. As trustee of the Marks Family Trust (the "Trust"), Mr. Marks may be deemed to beneficially own the shares held by the Trust. Mr. Marks disclaims beneficial ownership of the shares held by the Trust except to the extent of his pecuniary interest therein. Exhibit 24 - Power of Attorney. /s/ Stuart L. Merkadeau, Attorney-in-fact for Michael Marks 2020-07-16