Total Amount Raised: $1,391,099,904
Slack Funding Rounds
Series F
$208,000,000
Series F Investors
Thrive CapitalNotable CapitalComcast VenturesAccelIndex VenturesSocial CapitalInstitutional Venture Partners (IVP)Lowercase CapitalACME CapitalLing WongSeries D
$110,750,000
Series D Investors
GVKleiner PerkinsAndreessen HorowitzAccelSocial CapitalSlow VenturesSeries C
$42,750,000
Series C Investors
Social CapitalAccelAndreessen HorowitzJeremy StoppelmanAnthony CasalenaJohn CollisonJeff WeinerRob SolomonBiz StoneFundersClubBryan RosenblattDavid SacksSeries B
$10,700,000
Series B Investors
AccelAndreessen HorowitzNext Play VenturesAlfred ChuangSeries A
$5,000,000
Series A Investors
AccelAndreessen HorowitzSeries G
$412,700,000
Series G Investors
SoftBank Vision FundAccelGlobal Founders CapitalAAFMMoonshots CapitalSeed
$1,500,000
Seed Investors
AccelMarc AndreessenJeff WeinerBradley HorowitzRob SolomonIPO
Unknown
Series H
$427,000,000
Series H Investors
Dragoneer Investment GroupGeneral AtlanticBaillie GiffordWellington ManagementSands Capital ManagementT. Rowe PriceAccelSoftBank Vision FundSeries E
$172,700,000
Series E Investors
Social CapitalHorizons VenturesDST GlobalIndex VenturesSpark CapitalInstitutional Venture Partners (IVP)AccelAndreessen HorowitzGVKleiner PerkinsGroupe ArnaultSlow VenturesFundersClub
Funding info provided by Diffbot.