0001628280-19-007817.txt : 20190607 0001628280-19-007817.hdr.sgml : 20190607 20190607205809 ACCESSION NUMBER: 0001628280-19-007817 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20190607 FILED AS OF DATE: 20190607 DATE AS OF CHANGE: 20190607 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel X LP CENTRAL INDEX KEY: 0001419457 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887380 BUSINESS ADDRESS: STREET 1: 428 University Ave CITY: Palo Alto STATE: ca ZIP: 94301 BUSINESS PHONE: 650-614-4800 MAIL ADDRESS: STREET 1: 428 University Ave CITY: Palo Alto STATE: ca ZIP: 94301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel Growth Fund III L.P. CENTRAL INDEX KEY: 0001601528 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887381 BUSINESS ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: (650) 614-4800 MAIL ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel Growth Fund III Strategic Partners L.P. CENTRAL INDEX KEY: 0001605863 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887382 BUSINESS ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-614-4800 MAIL ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel Growth Fund III Associates L.L.C. CENTRAL INDEX KEY: 0001601529 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887383 BUSINESS ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: (650) 614-4800 MAIL ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel Growth Fund Investors 2014 L.L.C. CENTRAL INDEX KEY: 0001630897 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887384 BUSINESS ADDRESS: STREET 1: 428 UNIVERSITY AVE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-614-4800 MAIL ADDRESS: STREET 1: 428 UNIVERSITY AVE CITY: PALO ALTO STATE: CA ZIP: 94301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel Growth Fund IV L.P. CENTRAL INDEX KEY: 0001665743 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887385 BUSINESS ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-614-4800 MAIL ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel Growth Fund IV Strategic Partners L.P. CENTRAL INDEX KEY: 0001673903 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887386 BUSINESS ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-614-4800 MAIL ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel Growth Fund IV Associates L.L.C. CENTRAL INDEX KEY: 0001665744 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887387 BUSINESS ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-614-4800 MAIL ADDRESS: STREET 1: 428 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Accel Growth Fund Investors 2016 L.L.C. CENTRAL INDEX KEY: 0001761641 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38926 FILM NUMBER: 19887388 BUSINESS ADDRESS: STREET 1: 500 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 BUSINESS PHONE: 650-614-4800 MAIL ADDRESS: STREET 1: 500 UNIVERSITY AVENUE CITY: PALO ALTO STATE: CA ZIP: 94301 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Slack Technologies, Inc. CENTRAL INDEX KEY: 0001764925 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-TELEPHONE INTERCONNECT SYSTEMS [7385] IRS NUMBER: 264400325 STATE OF INCORPORATION: DE FISCAL YEAR END: 0131 BUSINESS ADDRESS: STREET 1: 500 HOWARD STREET CITY: SAN FRANCISCO STATE: CA ZIP: 94105 BUSINESS PHONE: 4159025526 MAIL ADDRESS: STREET 1: 500 HOWARD STREET CITY: SAN FRANCISCO STATE: CA ZIP: 94105 3 1 wf-form3_155995547295180.xml FORM 3 X0206 3 2019-06-07 0 0001764925 Slack Technologies, Inc. WORK 0001419457 Accel X LP 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 0001601528 Accel Growth Fund III L.P. 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 0001605863 Accel Growth Fund III Strategic Partners L.P. 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 0001601529 Accel Growth Fund III Associates L.L.C. 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 0001630897 Accel Growth Fund Investors 2014 L.L.C. 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 0001665743 Accel Growth Fund IV L.P. 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 0001673903 Accel Growth Fund IV Strategic Partners L.P. 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 0001665744 Accel Growth Fund IV Associates L.L.C. 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 0001761641 Accel Growth Fund Investors 2016 L.L.C. 500 UNIVERSITY AVENUE PALO ALTO CA 94301 0 0 1 0 Series D Preferred Stock Class B Common Stock 9861480.0 I By Accel Growth Fund III L.P. Series D Preferred Stock Class B Common Stock 465570.0 I By Accel Growth Fund III Strategic Partners L.P. Series D Preferred Stock Class B Common Stock 653340.0 I By Accel Growth Fund Investors 2014 L.L.C. Series E Preferred Stock Class B Common Stock 586403.0 I By Accel Growth Fund III L.P. Series E Preferred Stock Class B Common Stock 27685.0 I By Accel Growth Fund III Strategic Partners L.P. Series E Preferred Stock Class B Common Stock 38850.0 I By Accel Growth Fund Investors 2014 L.L.C. Series F-1 Preferred Stock Class B Common Stock 4374233.0 I By Accel Growth Fund III L.P. Series F-1 Preferred Stock Class B Common Stock 206514.0 I By Accel Growth Fund III Strategic Partners L.P. Series F-1 Preferred Stock Class B Common Stock 289799.0 I By Accel Growth Fund Investors 2014 L.L.C. Series G Preferred Stock Class B Common Stock 4080388.0 I By Accel Growth Fund IV L.P. Series G Preferred Stock Class B Common Stock 23213.0 I By Accel Growth Fund IV Strategic Partners L.P. Series G Preferred Stock Class B Common Stock 195164.0 I By Accel Growth Fund Investors 2016 L.L.C. Series H Preferred Stock Class B Common Stock 797292.0 I By Accel Growth Fund IV L.P. Series H Preferred Stock Class B Common Stock 4536.0 I By Accel Growth Fund IV Strategic Partners L.P. Series H Preferred Stock Class B Common Stock 38134.0 I By Accel Growth Fund Investors 2016 L.L.C. The Series D, Series E, Series F-1, Series G and Series H Preferred Stock are each convertible into Class B Common Stock on a 1:1 basis and have no expiration date. Upon the effectiveness of the Issuer's Registration Statement on Form S-1, all shares of preferred stock will be converted, in an exempt transaction pursuant to Rule 16b-7, into shares of Class B Common Stock of the Issuer. Each share of Class B Common Stock is convertible into one share of Class A Common Stock at the option of the Reporting Person and has no expiration date. These shares are held by Accel Growth Fund III L.P. Accel Growth Fund III Associates L.L.C is the general partner of each of Accel Growth Fund III L.P. and Accel Growth Fund III Strategic Partners L.P. (together, the "Accel Growth Fund III Entities). The managing members of Accel Growth Fund III Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund III Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund III Entities, and its managing members share such powers. These shares are held by Accel Growth Fund III Strategic Partners L.P.. Accel Growth Fund III Associates L.L.C. is the general partner of each of the Accel Growth Fund III Entities. The managing members of Accel Growth Fund III Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund III Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund III Entities, and its managing members share such powers. These shares are held by Accel Growth Fund Investors 2014 L.L.C. The managing members of Accel Growth Fund Investors 2014 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2014 L.L.C. These shares are held by Accel Growth Fund IV L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of Accel Growth Fund IV L.P. and Accel Growth Fund IV Strategic Partners L.P.(the "Accel Growth Fund IV Entities"). The managing members of Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P.Wong. Accel Growth Fund IV Associates L.L.C. has sole voting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers. These shares are held by Accel Growth Fund IV Strategic Partners L.P. Accel Growth Fund IV Associates L.L.C. is the general partner of each of the Accel Growth Fund IV Entities. The managing membersof Accel Growth Fund IV Associates L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong. Accel Growth Fund IV Associates L.L.C. has solevoting and dispositive power with regard to the shares held by the Accel Growth Fund IV Entities, and its managing members share such powers. These shares are held by Accel Growth Fund Investors 2016 L.L.C. The managing member of Accel Growth Fund Investors 2016 L.L.C. are Andrew G. Braccia, Sameer K. Gandhi, Ping Li, Tracy L. Sedlock, Ryan Sweeney, and Richard P. Wong, all of whom share voting and dispositive power with regard to the shares held by Accel Growth Fund Investors 2016 L.L.C. This Form 3 is the second of three Form 3s filed relating to the same event. Combined, the three reports report the holdings for the following reporting persons (the "Accel Reporting Persons"): Accel X L.P., Accel X Strategic Partners L.P., Accel X Associates L.L.C., Accel Investors 2009 L.L.C., Accel XI L.P., Accel XI Strategic Partners L.P., Accel XI Associates L.L.C., Accel Investors 2013 L.L.C., Accel Growth Fund III L.P., Accel Growth Fund III Strategic Partners L.P., Accel Growth Fund III Associates L.L.C., Accel Growth Fund Investors 2014 L.L.C., Accel Growth Fund IV L.P., Accel Growth Fund IV Strategic Partners L.P., Accel Growth Fund IV Associates L.L.C., Accel Growth Fund Investors 2016 L.L.C., Accel Leaders Fund L.P., Accel Leaders Fund Associates L.L.C. and Accel Leaders Fund Investors 2016 L.L.C. This Form 3 has been split into three filings because there are more than 10 Accel Reporting persons in total, and the SEC's EDGAR filing system limits a single Form 3 to a maximum of 10 reporting persons and because there are more than 30 reportable holdings among the Accel Reporting Persons. Each Form 3 is filed by designated filer Accel X L.P. Exhibit 24.1 Power of Attorney /s/ TRACY L. SEDLOCK. ATTORNEY IN FACT 2019-06-07 EX-24 2 ex-24.htm ACCEL POA

GRANT OF POWER OF ATTORNEY

A. Power of Attorney. Effective as of June 7, 2019, each entity listed on Schedule A attached hereto, and such additional affiliated entities that shall come into existence from time to time (each, a "Granting Entity"), hereby constitutes and appoints Tracy L. Sedlock and Richard H. Zamboldi as its true and lawful attorneys-in-fact and agent with full power ofsubstitution, in its name, place and stead to make, execute, sign and file such instruments, documents or certificates as may be necessary or proper in the normal course of such Granting Entity's business.

Each Granting Entity hereby further grants to such attorneys-in-fact full power and authority to do and perform all and every act and thing whatsoever requisite, necessary and proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as such Granting Entity might or could do if present, hereby ratifying and confirming all that such attorneys-in-fact shall lawfully do or cause to be done by virtue of this Power of Attorney and the rights and powers herein granted, including, without limitation, the authority to execute documents on behalf of such Granting Entity in connection with investments made by such Granting Entity or any entity controlled by such Granting Entity. Each Granting Entity acknowledges that no such attorneys-in-fact, in serving in such capacity at the request of the undersigned, is hereby assuming any of the undersigned entities responsibilities under the tax laws of the
United States, any state or other jurisdiction. This Power of Attorney shall remain in full force and effect with respect to each such Granting Entity from the date hereof until revoked by each respective Granting Entity in a signed writing delivered to the foregoing attorneys-in-fact.

B. Consent to Grant of Power of Attorney. As of the date set forth above, each of the undersigned persons, individually and in his capacity as a member, partner or equity holder (each, a "Constituent Member") of a Granting Entity and as a member, partner, trustee or equity holder of any Constituent Member, hereby consents to, and causes each such Granting Entity and Constituent Member, to consent to and cause, the grant of Power of Attorney set forth in Paragraph A above.

Schedule A
GRANTING ENTITIES

Accel X L.P.
Accel X Strategic Partners L.P.
Accel X Associates L.L.C.
Accel Investors 2009 L.L.C.
Accel XI L.P.
Accel XI Strategic Partners L.P.
Accel XI Associates L.L.C.
Accel Investors 2013 L.L.C.
Accel Growth Fund III L.P.
Accel Growth Fund III Strategic Partners L.P.
Accel Growth Fund III Associates L.L.C.
Accel Growth Fund Investors 2014 L.L.C.
Accel Growth Fund IV L.P.
Accel Growth Fund IV Strategic Partners L.P.
Accel Growth Fund IV Associates L.L.C.
Accel Growth Fund Investors 2016 L.L.C.
Accel Leaders Fund L.P.
Accel Leaders Fund Associates L.L.C.
Accel Leaders Fund Investors 2016 L.L.C.

IN WITNESS WHEREOF, each of the undersigned have executed this Grant of Power of Attorney or a counterpart hereto as of the date first set forth above.

/s/ Andrew G. Braccia
Andrew G. Braccia in his individual capacity and as member, partner, officer, trustee or equity holder of every entity that
is an equity holder of a Granting Entity

/s/ Kevin J. Efrusy
Kevin J. Efrusy in his individual capacity and as member, partner, officer, trustee or equity holder of every entity that is
an equity holder of a Granting Entity

/s/ Sameer K. Gandhi
Sameer K. Gandhi in his individual capacity and as member, partner, officer, trustee or equity holder of every entity that is
an equity holder of a Granting Entity

/s/ Ping Li
Ping Li in his individual capacity and as member, partner, officer, trustee or equity holder of every entity that is an
equity holder of a Granting Entity

/s/ Tracy L. Sedlock
Tracy L. Sedlock in her individual capacity and as member, partner, officer, trustee or equity holder of every entity that is
an equity holder of a Granting Entity

/s/ Ryan J. Sweeney
Ryan J. Sweeney in his individual capacity and as member, partner, officer, trustee or equity holder of every entity that is
an equity holder of a Granting Entity

/s/ Richard P. Wong
Richard P. Wong in his individual capacity and as member, partner, officer, trustee or equity holder of every entity that is
an equity holder of a Granting Entity