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6sense

31 major milestones

6sense is a San Francisco-based B2B revenue intelligence and account‑based marketing (ABM) platform that uses AI, big data and predictive analytics to uncover buyer intent and help revenue teams prioritize, engage, and close accounts.

Latest Valuation
$5,200,000,000
5 Funding Rounds

Company Timeline

Years 0-4

Bootstrapped / early seed stage

Company initially bootstrapped and ran early product development; later secured seed funding (details not publicly disclosed in sources).

Year 0 • 2013

Company founded

6sense founded in San Francisco by Amanda Kahlow, Viral Bajaria, Dustin (Chang / Deno reported in sources), Premal Shah and Shane Moriah to build AI-driven predictive intelligence for B2B sales and marketing.

Year 0 • 2013

Platform launch — predictive intelligence

Approximately one year after founding, 6sense launched its B2B sales & marketing predictive intelligence platform (first public product launch).

Year 1 • 2014

Series A funding — $12M

6sense raised a $12 million Series A led by Battery Ventures and Venrock to scale product and go‑to‑market.

Year 1 • 2014

Series B funding — $20M

Raised a $20 million Series B (reported led by Bain Capital Ventures) with participation from Battery Ventures and Venrock to expand operations and product.

Year 2 • 2015

Native Display Advertising & patent for ML forecasting

Debuted a native display advertising capability tailored for B2B and was granted a patent for a machine‑learning method to predict future sales/leads/opportunities by connecting buyer intent signals from multiple sources.

Year 3 • 2016

Jason Zintak joins (leadership)

Jason Zintak joined 6sense (joined company in 2017 and served as CEO; reported as CEO by 2023), marking a leadership hire from enterprise analytics sector.

Year 4 • 2017

Years 5-9

Acquisition — ZenIQ (data enrichment)

6sense acquired ZenIQ (2018) to add dynamic data enrichment, acquisition and orchestration capabilities and to augment sales intelligence.

Year 5 • 2018

Sales Intelligence capability launched

Introduced Sales Intelligence features to give sellers more actionable account and contact information within the platform.

Year 5 • 2018

Reported unicorn milestone (valuation > $1B)

6sense reported reaching unicorn status (valuation exceeding US$1 billion) after a substantial funding round (multiple sources reference 2019 milestone).

Year 6 • 2019Valuation: $1,000,000,000

Series C funding — $40M (Insight Partners)

6sense raised $40 million in a Series C round led by Insight Partners to continue growth and product development.

Year 7 • 2020

Next Best Actions capability announced

Launched the Next Best Actions capability (helps prescribe actions for reps and marketers based on predictive signals).

Year 7 • 2020

Named Forrester 'Leader' in ABM New Wave

6sense was recognized as a Leader in Forrester Research's New Wave: ABM Platforms category.

Year 7 • 2020

Expanded into EMEA and APAC markets

Following product and funding momentum, 6sense expanded operations into EMEA and APAC to support global customers.

Year 8 • 2021

Recognitions — Gartner & G2, Glassdoor mentions

Cited as an industry leader by Gartner and G2; Glassdoor recognized 6sense for employee happiness, perks, and diversity efforts (timing reported in 2021 announcements).

Year 8 • 2021

Series D funding — $125M at $2.1B valuation

Closed a $125M Series D round led by D1 Capital Partners with participation from Sapphire Ventures, Tiger Global and Insight Partners; post‑money valuation reported at ~$2.1 billion (March 2021).

Year 8 • 2021Valuation: $2,100,000,000

Acquisition — Fortella (pipeline intelligence)

Acquired Fortella (August 2021) to add AI‑driven revenue and pipeline intelligence (predict quantity/quality of pipeline and track performance versus targets).

Year 8 • 2021

Acquisition — Slintel (technographic & contact data)

Acquired Slintel (October 2021) to integrate technographic/firmographic data and contact intelligence (expanded raw data footprint: profiles, decision‑makers, emails, phone numbers).

Year 8 • 2021

Acquisition — Saleswhale

Acquired Saleswhale (January 2022) to bring conversational AI/email automation and lead qualification capabilities into 6sense platform.

Year 9 • 2022

Series E funding — $200M; valuation $5.2B

Closed a $200M Series E co‑led by Blue Owl and MSD Partners with new investors (SoftBank Vision Fund 2, B Capital, Franklin Templeton, Harmony Partners) and participation from existing investors (Insight, Tiger Global, D1, Sapphire). Post‑money valuation reported ~$5.2 billion.

Year 9 • 2022Valuation: $5,200,000,000

Total funding reported — $426M

By January 2022 6sense's cumulative disclosed venture funding totaled about $426 million (sum of rounds reported publicly).

Year 9 • 2022Valuation: $5,200,000,000

Named Leader — 2022 Gartner Magic Quadrant for ABM Platforms (second consecutive year)

6sense was named a Leader in Gartner's 2022 Magic Quadrant for Account‑Based Marketing (ABM) Platforms for the second year running.

Year 9 • 2022Valuation: $5,200,000,000

ARR and growth metrics reported (Jan 2022)

6sense reported a revenue run rate (ARR) of ~$110M in January 2022, ~100% YoY growth, net retention ~125%, and that its customer base had doubled between March 2021 and January 2022.

Year 9 • 2022Valuation: $5,200,000,000

Launched AI‑driven Conversational Email (Saleswhale integration)

Leveraging Saleswhale tech, 6sense launched an AI‑powered conversational/automated email capability (often called Conversational Email / AI Email Agents) to personalize follow‑ups and qualify leads.

Year 9 • 2022Valuation: $5,200,000,000

MarTech Breakthrough — Best Lead Management (award)

Selected as 'Best Lead Management solution' in the MarTech Breakthrough Awards (August 2022).

Year 9 • 2022Valuation: $5,200,000,000

Years 10-14

Launched 6sense Revenue AI for Sales

Released 6sense Revenue AI™ for Sales to deliver account and buying‑team visibility and AI recommendations targeted at sales reps (platform expansion into sales AI features).

Year 10 • 2023

Recognized — G2 Grid leader for Account‑Based Analytics

6sense was named a leader in G2 Grid® Report for Account‑Based Analytics (reported in 2023 materials).

Year 10 • 2023

Platform integrations and partner ecosystem expansion

6sense broadened integrations with major CRM and marketing automation platforms (examples reported across sources: Salesforce, Pardot, Outreach, Salesloft, Drift, Qualified, Google/Looker integrations) to operationalize intent signals in workflows.

Year 10 • 2023

Notable enterprise customer wins (publicly cited)

6sense lists large enterprise customers across sectors — examples reported include Microsoft, Salesforce, Adobe, Shell, Experian, Qualtrics and Auth0 — demonstrating traction in enterprise accounts.

Year 10 • 2023

10th anniversary (company milestone)

6sense celebrated its 10‑year anniversary (April 2023), reflecting a decade of product evolution and growth from predictive analytics to a multi‑product Revenue AI platform.

Year 10 • 2023

Strategic direction — deeper AI & generative features (expected)

Public commentary and investor/PR materials indicate a focus on deeper AI integration, generative AI for sales/marketing content, and continued international expansion (company stated roadmap).

Year 11 • 2024
6sense Timeline (Growth, Valuation, Milestones) - Trajectory.fyi