#1 Slack

Slack logo

Team messaging app
Headquarters: San Francisco, CA
Headcount: 600
Total funding raised: $540 mil*
CEO: Stewart Butterfield, cofounder

#2 Dropbox

Dropbox logo

Document sharing
Headquarters: San Francisco, CA
Headcount: 1,500
Total funding raised: $600 mil
CEO: Drew Houston, cofounder

#3 Docusign

Docusign logo

Electronic signature manager
Headquarters: San Francisco, CA
Headcount: 1,800
Total funding raised: $525 mil
CEO: Keith Krach

#4 Stripe

Stripe logo

Online payments
Headquarters: San Francisco, CA
Headcount: 505
Total funding raised: $300 mil
CEO: Patrick Collison, cofounder

#5 Cloudera

Cloudera logo

Data storage
Headquarters: Palo Alto, CA
Headcount: 1,043**
Total funding raised: $1.04 bil**
CEO: Tom Reilly

#6 SurveyMonkey

SurveyMonkey logo

Website builder
Headquarters: Palo Alto, CA
Headcount: 618
Total funding raised: $1.2 bil
CEO: Zander Lurie

#7 MailChimp

MailChimp logo

Email marketing
Headquarters: Atlanta, GA
Headcount: 540
Total funding raised: Bootstrapped
CEO: Ben Chestnut, cofounder

#8 Squarespace

Squarespace logo

Website builder
Headquarters: New York, NY
Headcount: 563
Total funding raised: $78.5 mil
CEO: Anthony Casalena, cofounder

#9 AppDynamics

AppDynamics logo

App manager
Headquarters: San Francisco, CA
Headcount: 1,000
Total funding raised: $314 mil
CEO: David Wadhwani

#10 Adyen

Adyen logo

Online payments
Headquarters: San Francisco, CA
Headcount: 400
Total funding raised: $266 mil
CEO: Peter van der Does, cofounder

#11 CloudFlare

CloudFlare logo

Web security
Headquarters: San Francisco, CA
Headcount: 311
Total funding raised: $182 mil
CEO: Matthew Prince, cofounder

#12 Qualtrics

Qualtrics logo

Online surveys manager
Headquarters: Provo, UT
Headcount: 1,243
Total funding raised: $220 mil
CEO: Ryan Smith, cofounder

#13 Tanium

Tanium logo

IT security
Headquarters: Emeryville, CA
Headcount: 251
Total funding raised: $301.5 mil
CEO: Orion Hindawi

#14 GitHub

GitHub logo

Online code repository
Headquarters: San Francisco, CA
Headcount: 603
Total funding raised: $250 mil
CEO: Chris Wanstrath, cofounder

#15 Okta

Okta logo

App security
Headquarters: San Francisco, CA
Headcount: 804
Total funding raised: $230 mil
CEO: Todd McKinnon, cofounder

#16 Apptio

Apptio logo

IT investment manager
Headquarters: Bellevue, WA
Headcount: 694
Total funding raised: $136 mil
CEO: Sunny Gupta, cofounder

#17 Coupa Software

Coupa Software logo

Invoice and procurement manager
Headquarters: San Mateo, CA
Headcount: 500
Total funding raised: $165 mil
CEO: Rob Bernshteyn

#18 Domo

Domo logo

Business intelligence
Headquarters: American Fork, UT
Headcount: 800
Total funding raised: $590 mil
CEO: Josh James, founder

#19 Fuze

Fuze logo

Online voice and video platform
Headquarters: Cambridge, MA
Headcount: 750
Total funding raised: $200 mil
CEO: Steve Kokinos

#20 MuleSoft

MuleSoft logo

App integrator
Headquarters: San Francisco, CA
Headcount: 700
Total funding raised: $259 mil
CEO: Greg Schott

#21 AppNexus

AppNexus logo

Ad tech
Headquarters: New York, NY
Headcount: 1,000
Total funding raised: $250 mil
CEO: Brian O’Kelley, cofounder

#22 Medallia

Medallia logo

Customer feedback
Headquarters: Palo Alto, CA
Headcount: 1,000
Total funding raised: $255 mil
CEO: Borge Hald, cofounder

#23 Cylance

Cylance logo

IT security
Headquarters: Irvine, CA
Headcount: 600
Total funding raised: $177 mil
CEO: Stuart McClure, cofounder

#24 Alteryx

Alteryx logo

Data analytics
Headquarters: Irvine, CA
Headcount: 400
Total funding raised: $163 mil
CEO: Dean Stoecker, founder

#25 Zscaler

Zscaler logo

IT security
Headquarters: San Jose, CA
Headcount: 609
Total funding raised: $110 mil
CEO: Jay Chaudhry, founder

#26 Carbon Black

Carbon Black logo

IT security
Headquarters: Waltham, MA
Headcount: 700
Total funding raised: $190 mil
CEO: Patrick Morley

#27 Yardi Systems

Yardi Systems logo

Real estate software
Headquarters: Santa Barbara, CA
Headcount: 5,014
Total funding raised: Bootstrapped
CEO: Anant Yardi, founder

#28 Anaplan

Anaplan logo

Business planning
Headquarters: San Francisco, CA
Headcount: 600
Total funding raised: $240 mil
CEO: N/A

#29 Avalara

Avalara logo

Automated tax software
Headquarters: Bainbridge Island, WA
Headcount: 1,000**
Total funding raised: $298.5 mil
CEO: Scott McFarlane

#30 AppDirect

AppDirect logo

App marketplace
Headquarters: San Francisco, CA
Headcount: 550
Total funding raised: $245 mil
CEO: Nicolas Desmarais, Daniel Saks, cofounders

#31 Acquia

Acquia logo

Web platform developer
Headquarters: Boston, MA
Headcount: 720
Total funding raised: $188.6 mil
CEO: Thomas Erickson

#32 SMS Assist

SMS Assist logo

Multisite property manager
Headquarters: Chicago, IL
Headcount: 565
Total funding raised: $258 mil
CEO: Michael Rothman

#33 Sprinklr

Sprinklr logo

Social media manager
Headquarters: New York, NY
Headcount: 1,200
Total funding raised: $239 mil
CEO: Ragy Thomas, founder

#34 BlackLine

BlackLine logo

Accounting software
Headquarters: Los Angeles, CA
Headcount: 500
Total funding raised: Private equity
CEO: Therese Tucker, founder

#35 ForeScout

ForeScout logo

Network security
Headquarters: San Jose, CA
Headcount: 721
Total funding raised: $80 mil
CEO: Michael DeCesare

#36 Pluralsight

Pluralsight logo

Online developer training
Headquarters: Salt Lake City, UT
Headcount: 500
Total funding raised: $165 mil
CEO: Aaron Skonnard, cofounder

#37 MapR

MapR logo

Open-source big data
Headquarters: San Jose, CA
Headcount: 450
Total funding raised: $194 mil
CEO: John Schroeder, founder

#38 Hootsuite

Hootsuite logo

Social media manager
Headquarters: Vancouver, BC
Headcount: 1,000
Total funding raised: $250 mil
CEO: Ryan Holmes, founder

#39 InsideSales

InsideSales logo

Sales lead manager
Headquarters: Provo, UT
Headcount: 500
Total funding raised: $201.2
CEO: Dave Elkington, founder

#40 Procore

Procore logo

Construction project software
Headquarters: Carpinteria, CA
Headcount: 600
Total funding raised: $130 mil
CEO: Tooey Courtemanche, founder

#41 BlueJeans Network

BlueJeans Network logo

Video conferencing
Headquarters: Mountain View, CA
Headcount: 500
Total funding raised: $175 mil
CEO: Krish Ramakrishnan, cofounder

#42 DigitalOcean

DigitalOcean logo

Cloud infrastructure
Headquarters: New York, NY
Headcount: 300
Total funding raised: $123 mil
CEO: Ben Uretsky, cofounder

#43 Automattic

Automattic logo

Web platform developer
Headquarters: San Francisco, CA
Headcount: 490
Total funding raised: $191 mil
CEO: Matt Mullenweg, founder

#44 ServiceMax

ServiceMax logo

Field service software
Headquarters: Pleasanton, CA
Headcount: 430
Total funding raised: $202 mil
CEO: Dave Yarnold

#45 Eventbrite

Eventbrite logo

Online ticketing
Headquarters: San Francisco, CA
Headcount: 500
Total funding raised: $200 mil
CEO: Julia Hartz, cofounder

#46 ABILITY Network

ABILITY Network logo

Healthcare software
Headquarters: Minneapolis, MN
Headcount: 500
Total funding raised: $550 mil
CEO: Mark Pulido

#47 PointClickCare

PointClickCare logo

Healthcare software
Headquarters: Mississauga, ON
Headcount: 1,208
Total funding raised: Private equity
CEO: Mike Wessinger, cofounder

#48 Intercom

Intercom logo

Customer communication software
Headquarters: San Francisco, CA
Headcount: 399
Total funding raised: $116 million
CEO: Eoghan McCabe, cofounder

#49 DataDogHQ

DataDogHQ logo

Cloud monitoring
Headquarters: New York, NY
Headcount: 230
Total funding raised: $147.9 mil
CEO: Olivier Pomel, cofounder

#50 Flatiron Health

Flatiron Health logo

Healthcare analytics
Headquarters: New York, NY
Headcount: 303
Total funding raised: $328 mil
CEO: Nat Turner, cofounder

#51 Gusto

Gusto logo

Payroll software
Headquarters: San Francisco, CA
Headcount: 300
Total funding raised: $161 mil
CEO: Joshua Reeves, cofounder

#52 Sisense

Sisense logo

Business intelligence software
Headquarters: New York, NY
Headcount: 250
Total funding raised: $100 mil
CEO: Amir Orad

#53 Veeam

Veeam logo

Data backup and recovery
Headquarters: Baar, Switzerland
Headcount: 2,225
Total funding raised: Bootstrapped
CEO: William H. Largent

#54 AlienVault

AlienVault logo

Cloud security
Headquarters: San Mateo, CA
Headcount: 278
Total funding raised: $116 mil
CEO: Barmak Meftah

#55 PagerDuty

IT incident resolution
Headquarters: San Francisco, CA
Head

PagerDuty logo

count: 220
Total funding raised: $39.8 mil
CEO: Jennifer Tejada

#56 Gainsight

Gainsight logo

Customer success software
Headquarters: Redwood City, CA
Headcount: 385
Total funding raised: $104 mil
CEO: Nick Mehta

#57 Evernote

Evernote logo

Note capture and sync
Headquarters: Redwood City, CA
Headcount: 300
Total funding raised: $290 mil**
CEO: Chris O’Neill

#58 Duo Security

Duo Security logo

App security
Headquarters: Ann Arbor, MI
Headcount: 300
Total funding raised: $49 mil
CEO: Dug Song, cofounder

#59 Health Catalyst

Health Catalyst logo

Healthcare analytics
Headquarters: Salt Lake City, UT
Headcount: 460
Total funding raised: $235 mil
CEO: Dan Burton

#60 Fastly

Fastly logo

Content delivery network
Headquarters: San Francisco, CA
Headcount: 200**
Total funding raised: $130.04 mil**
CEO: Artur Bergman, founder

#61 DataStax

DataStax logo

Database software
Headquarters: Santa Clara, CA
Headcount: 425
Total funding raised: $191 mil
CEO: Billy Bosworth

#62 Asana

Asana logo

Project manager
Headquarters: San Francisco
Headcount: 215
Total funding raised: $88 mil
CEO: Dustin Moskovitz, cofounder

#63 Zuora

Zuora logo

Subscription manager
Headquarters: Foster City, CA
Headcount: 630
Total funding raised: $250 mil
CEO: Tien Tzuo, founder

#64 Veracode

Veracode logo

App security
Headquarters: Burlington, MA
Headcount: 465**
Total funding raised: $134 mil**
CEO: Bob Brennan

#65 Adaptive Insights

Adaptive Insights logo

Financial planning software
Headquarters: Palo Alto, CA
Headcount: 475
Total funding raised: $176 mil
CEO: Tom Bogan

#66 Zoho

Zoho logo

Online productivity suite
Headquarters: Chennai, India
Headcount: 4,000
Total funding raised: Bootstrapped
CEO: Sridhar Vembu

#67 Apttus

Apttus logo

Quote-to-cash software
Headquarters: San Mateo, CA
Headcount: 1,300
Total funding raised: $108 mil
CEO: Kirk Krappe, cofounder

#68 Greenhouse Software

Greenhouse Software logo

Recruiting software
Headquarters: New York, NY
Headcount: 208
Total funding raised: $60.13 mil
CEO: Daniel Chait, founder

#69 Optimizely

Optimizely logo

App optimization
Headquarters: San Francisco, CA
Headcount: 350
Total funding raised: $146.2 mil
CEO: Dan Siroker, cofounder

#70 iCIMS

iCIMS logo

Recruiting software
Headquarters: Matawan, NJ
Headcount: 550
Total funding raised: Private equity
CEO: Colin Day, founder

#71 Workfront

Workfront logo

Project manager
Headquarters: Lehi, UT
Headcount: 671
Total funding raised: $33 mil
CEO: Alex Shootman

#72 Turbonomic

Turbonomic logo

Virtualization software
Headquarters: Boston, MA
Headcount: 430
Total funding raised: $77.5 mil
CEO: Benjamin Nye

#73 NewVoiceMedia

NewVoiceMedia logo

Call center software
Headquarters: Basingstoke, UK
Headcount: 372
Total funding raised: $141 mil
CEO: Jonathan Gale

#74 InVision

InVision logo

Design software
Headquarters: New York, NY
Headcount: 220
Total funding raised: $135 mil
CEO: Clark Valberg, cofounder

#75 Smartsheet

Smartsheet logo

Project manager
Headquarters: Bellevue, WA
Headcount: 389
Total funding raised: $69 mil
CEO: Mark Mader

#76 Segment

Segment logo

Analytics APIs
Headquarters: San Francisco, CA
Headcount: 100
Total funding raised: $47 mil
CEO: Peter Reinhardt, cofounder

#77 Talkdesk

Talkdesk logo

Call center software
Headquarters: San Francisco, CA
Headcount: 201
Total funding raised: $24.8 mil
CEO: Tiago Paiva, founder

#78 SendGrid

SendGrid logo

Email marketing
Headquarters: Denver, CO
Headcount: 300
Total funding raised: $48 mil
CEO: Sameer Dholakia

#79 Illumio

Illumio logo

Cloud security
Headquarters: Sunnyvale, CA
Headcount: 160
Total funding raised: $142.5 mil
CEO: Andrew Rubin, cofounder

#80 AvidXchange

AvidXchange logo

Accounting software
Headquarters: Charlotte, NC
Headcount: 800
Total funding raised: $225 mil
CEO: Michael Praeger, cofounder

#81 Infor

Infor logo

Business app builder
Headquarters: New York, NY
Headcount: 15,000
Total funding raised: Private equity
CEO: Charles Phillips

#82 Mixpanel

Mixpanel logo

App analytics
Headquarters: San Francisco, CA
Headcount: 230
Total funding raised: $77 mil
CEO: Suhail Doshi, founder

#83 Lookout

Lookout logo

Mobile security
Headquarters: San Francisco, CA
Headcount: 330
Total funding raised: $280 mil
CEO: Jim Dolce

#84 Zoom Video Communications

Zoom Video Communications logo

Video conferencing
Headquarters: San Jose, CA
Headcount: 390
Total funding raised: $45.5 mil
CEO: Eric S. Yuan, founder

#85 Sumo Logic

Sumo Logic logo

IT analytics
Headquarters: Redwood City, CA
Headcount: 250
Total funding raised: $160 mil
CEO: Ramin Sayar

#86 Expensify

Expensify logo

Expense report software
Headquarters: San Francisco, CA
Headcount: 101
Total funding raised: $27.2 mil
CEO: David Barrett, founder

#87 Namely

Namely logo

HR software
Headquarters: New York, NY
Headcount: 324
Total funding raised: $107.8 mil
CEO: Matt Straz, founder

#88 ZipRecruiter

ZipRecruiter logo

Job search platform
Headquarters: Santa Monica, CA
Headcount: 400
Total funding raised: $63 mil
CEO: Ian Siegel, cofounde

#89 Intacct

Intacct logo

Accounting software
Headquarters: San Jose, CA
Headcount: 400
Total funding raised: $100 mil
CEO: Robert Reid

#90 Campaign Monitor

Campaign Monitor logo

Email marketing
Headquarters: San Francisco, CA
Headcount: 250
Total funding raised: $250 mil
CEO: Alex Bard

#91 SugarCRM

SugarCRM logo

CRM software
Headquarters: Cupertino, CA
Headcount: 475
Total funding raised: $104 mil
CEO: Larry Augustin

#92 App Annie

App Annie logo

App analytics
Headquarters: San Francisco, CA
Headcount: 450
Total funding raised: $157 mil
CEO: Bertrand Schmitt, cofounder

#93 Netskope

Netskope logo

Cloud security
Headquarters: Los Altos, CA
Headcount: 350
Total funding raised: $131.4 mil
CEO: Sanjay Beri, founder

#94 WalkMe

WalkMe logo

User experience
Headquarters: San Francisco, CA
Headcount: 300
Total funding raised: $92.5 mil
CEO: Dan Adika, cofounder

#95 BigCommerce

BigCommerce logo

Online commerce
Headquarters: Austin, TX
Headcount: 420
Total funding raised: $160 mil
CEO: Brent Bellm

#96 Lithium Technologies

Lithium Technologies logo

Social media manager
Headquarters: San Francisco, CA
Headcount: 400
Total funding raised: $150 mil
CEO: Rob Tarkoff

#97 MedeAnalytics

MedeAnalytics logo

Healthcare analytics
Headquarters: Emeryville, CA
Headcount: 369
Total funding raised: Private equity
CEO: Andy Hurd

#98 Skyhigh Networks

Skyhigh Networks logo

Cloud security
Headquarters: Campbell, CA
Headcount: 305
Total funding raised: $66.5 mil
CEO: Rajiv Gupta, cofounder

#99 Extreme Reach

Extreme Reach logo

Ad tech
Headquarters: Needham, MA
Headcount: 850
Total funding raised: $97 mil
CEO: John Roland, cofounder

#100 Dynatrace

Dynatrace logo

App manager
Headquarters: Waltham, MA
Headcount: 1,500
Total funding raised: Private equity
CEO: John Van Siclen