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Technologies / HubSpot / Zerobounce

Companies using HubSpot and Zerobounce

15 companies in our data have public evidence for both HubSpot and Zerobounce, and 9 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

15companies use both
under 1%of HubSpot users
54%of Zerobounce users
9name both as subprocessors

Companies using one are 3.0 times as likely as the average company in our data to show evidence of the other.

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

CompanyHubSpotZerobounce
AiSDRaisdr.comAiSDR provides AI sales software that finds prospects and sends automated outreach emails to book meetings.AI and machine learningSales
Banzaibanzai.ioBanzai provides a suite of marketing and sales tools, including webinar, video content, and AI-powered dialing products.Marketing
banzaicurate.comCurate is an AI newsletter tool that writes and sends branded newsletters automatically.AI and machine learningMarketing
Frecklefreckle.ioFreckle provides a CLI for running GTM workflows and enrichments from the terminal.Sales
Fundraise Upfundraiseup.comFundraise Up provides an AI-powered fundraising platform for nonprofits, including checkout, payment methods, peer-to-peer fundraising, and donor management tools.
Poll Everywherepolleverywhere.comPoll Everywhere provides live interactive polling and Q&A tools that embed into presentation formats such as PowerPoint, Google Slides, and Canva.EducationProductivity and collaboration
Scoroscoro.comScoro provides an AI-powered professional services automation platform for managing projects, resourcing, and finances.Finance and accounting softwareConsulting and services
Uptimeuptime.comUptime.com provides website and API monitoring services, including uptime checks, synthetic monitoring, and status pages.Cloud and infrastructure
Yugabyteyugabyte.comYugabyte provides a distributed PostgreSQL database available as open source and as database-as-a-service offerings.Cloud and infrastructure
Activelyactively.aiActively provides AI agents that work sales accounts by researching, prioritizing, and drafting outreach for revenue teams.AI and machine learningSales
GRIN AIgrin.aiGrin provides AI-native creator marketing software that finds, recruits, activates, and manages creators for brand partnership programs.Marketing
Portport.ioPort provides a platform to build, govern and operate an agentic SDLC, including a context lake, agent management, governance and workflow orchestration.AI and machine learningDeveloper tools
RecruitBotrecruitbot.comRecruitBot is an AI-powered sourcing platform that finds, contacts, and hires candidates from a database of over 655 million global profiles.AI and machine learningHR and recruiting
Current MSPcurrent.dayCurrent is a CRM, marketing, account planning, roadmap, QBR, dashboard and project tool that works alongside a PSA, which keeps time and billing.Sales
DTNdtn.comDTN provides weather intelligence, market data, and operational insights for agriculture, aviation, marine, mining, refined fuels, utilities, and public safety.

The two technologies

HubSpot

CRM and sales

HubSpot is a customer platform that brings together marketing, sales, and customer service software on one agentic platform. It is used for marketing automation, sales, customer service, content marketing, data management, and billing and payments.

Summarized from hubspot.com on 8 Nov 2026.

under 1% of the 4,380 companies we see using HubSpot also show the other.

All 4,380 companies using HubSpot1,173 name it as a subprocessorMore in CRM and sales

Zerobounce

Email and communications

ZeroBounce is an email verification and deliverability platform. It is used to verify emails, clean email lists, build sender reputation, and monitor inbox health.

Summarized from zerobounce.net on 8 Nov 2026.

54% of the 28 companies we see using Zerobounce also show the other.

All 28 companies using Zerobounce25 name it as a subprocessorMore in Email and communications

Industries

Among the companies above, by our own classification of their homepage.

AI and machine learning5Sales4Marketing3Cloud and infrastructure2

Other pairs

Companies with their own evidence for both.

More with HubSpot

Cloudflare4,305companiesGoogle Workspace3,130companiesGoogle Tag Manager2,861companiesGoogle Analytics1,981companiesAmazon Web Services1,741companiesWebflow1,170companies

More with Zerobounce

Cloudflare27companiesAmazon Web Services23companiesGoogle Workspace21companiesGoogle Tag Manager17companiesOpenAI15companiesStripe15companies

Questions

How many companies use both HubSpot and Zerobounce?

15 companies in StrataDB's data have public evidence for both, and 9 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use HubSpot and Zerobounce?

AiSDR, Banzai, banzaicurate.com, Freckle and Fundraise Up, and 10 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses HubSpot and Zerobounce?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using HubSpot and Zerobounce

See the full list with the source for each company, and run the same lookup for any technology from the API, Claude or your browser.

  • Every company and vendor, with its public source
  • 100 API calls a month, plus MCP and the Chrome extension
  • Work email only. No card, no sales call