X0306 4 2021-05-20 0 0001611052 PROCORE TECHNOLOGIES, INC. PCOR 0001805735 Courtemanche Craig F. Jr. C/O PROCORE TECHNOLOGIES, INC. 6309 CARPINTERIA AVE. CARPINTERIA CA 93013 1 1 0 1 Chief Executive Officer Chairman of the Board Common Stock 2021-05-20 4 S 0 122 82.64 D 787927 D Common Stock 2021-05-20 4 S 0 47589 83.73 D 740338 D Common Stock 2021-05-24 4 C 0 97087 A 3755687 I See footnote Common Stock 1826829 I See footnote Common Stock 23736 I By Spouse Series B Preferred Stock 2021-05-24 4 C 0 97087 0.00 D Common Stock 97087 0 I See footnote Represents the number of shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plans to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the Reporting Person. The price reported in Column 4 is a weighted average price calculated by the broker. These shares were sold as part of a block trade in multiple transactions at prices ranging from $83.37 to $84.14, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote with regard to the block trade. Each share of Series B Preferred Stock converted into one share of common stock immediately prior to the closing of the Issuer's initial public offering. The shares had no expiration date. Shares are held of record by Craig F. Courtemanche and Hillary Courtemanche Family Trust dated as of November 1, 2012, for which the reporting person and his spouse serve as trustees. Shares are held of record by The Courtemanche 2016 Irrevocable Trust, for which the reporting person holds shared voting power. The shares were held by Craig F. Courtemanche and Hillary Courtemanche Family Trust dated as of November 1, 2012, for which the reporting person and his spouse serve as trustees. /s/ Benjamin C. Singer, Attorney-in-fact 2021-05-24