Sales & marketing

PartnerStack

Website

PartnerStack is a full stack solution for partnerships. The platform supports partner marketing, referral, and reseller activity, and solves for partner application management, engagement, attribution, education, payouts, compliance, and additional partner channel needs. Companies using PartnerStack have their program listed in PartnerStack's ma

Founded 2015Origin source ↗Checked 2026-09-15

Overview

PartnerStack is a full stack solution for partnerships. The platform supports partner marketing, referral, and reseller activity, and solves for partner application management, engagement, attribution, education, payouts, compliance, and additional partner channel needs.

Companies using PartnerStack have their program listed in PartnerStack's marketplace, exposing their program to a growing network of +450,000 partners. These companies see a +30% revenue increase in their partner channels due to partners acquired through PartnerStack's network. The network allows partners to sell multiple SaaS applications from a single platform - a necessity for integrated SaaS solutions investing in channel.

The most trusted and fastest growing SaaS companies in the world are turning to PartnerStack to support their channel growth, including Intuit, Asana, Freshworks, Zendesk, Aircall, Intercom, and more.

Company description As recorded 2026-11-08
LinkedIn GitHub About
Sales & marketingMarketplaceBusinessesSubscription

Founders & team

Previously GrowSumo

Company history As recorded 2026-11-08
200team members reported
Source-reported As recorded 2026-09-15

Founded 2015 · Source

News & product activity

Sources & observations

Y Combinator

Profile depthenriched profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedToronto, ON, Canada
Pricing evidenceA pricing page was detected
Maturity: Not assessed · 4 of 6 areas documented

Source-based assessment · automated evidence rules

The source reports an inactive or acquired company; current product identity needs review.

Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced peoplesourced founding yearpricing page observed
startup.observe Directory coverage · Sources & method