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Technologies / Klaviyo / Stripe

Companies using Klaviyo and Stripe

35 companies in our data have public evidence for both Klaviyo and Stripe, and 17 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.

35companies use both
59%of Klaviyo users
1%of Stripe users
17name both as subprocessors

Companies using one are 3.1 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

CompanyKlaviyoStripe
Attribyteattribyte.appAttribyte is a system for managing creator collaborations, ads and payouts, including finding creators and tracking which content drives sales.Marketing
Babbilybabbily.comBabbily provides a unified platform that integrates AI capabilities for writing, research, coding, and creative tasks.AI and machine learning
Braivbraiv.coBraiv provides AI tools for repurposing, translating, dubbing, captioning, and publishing videos.AI and machine learningMedia and entertainment
CanIPhishcaniphish.comCanIPhish provides phishing simulations and security awareness training.Cybersecurity
Cometlycometly.comCometly provides marketing attribution and analytics software that connects ad, CRM, and revenue data and syncs attribution data back to ad platforms.Data and analyticsMarketing
CostRadar.aiCostRadar by Radrly is an AI profit agent for Shopify and multichannel e-commerce that tracks costs, ad spend, fees and COGS and shows true net profit per order, product and channel.AI and machine learningE-commerce
Everfureverfur.comEverfur provides video vet visits and delivers prescription medications for pets.Healthcare
Finrepfinrep.aiFinrep provides AI tools for researching SEC filings and drafting and reviewing disclosure documents.AI and machine learningFinance and accounting software
FitFocusfitfocus.ioFitFocus provides business software for coaching that combines programs, nutrition, messaging, scheduling, payments and a branded client app in one platform.
Kanalgetkanal.comKanal is a WhatsApp marketing platform that connects to Shopify to recover abandoned carts, send campaigns, and answer customer questions through an AI agent.E-commerceMarketing
GRIN AIgrin.aiGrin provides AI-native creator marketing software that finds, recruits, activates, and manages creators for brand partnership programs.Marketing
Key to Healthkeytohealth.aiKey to Health combines a breath sensor, a personal AI agent, and a Mediterranean-inspired dietary approach to deliver clinically validated weight management.Healthcare
Klevuklevu.comAthos Commerce provides ecommerce search, merchandising, and personalization capabilities.E-commerce
Lightspeedlightspeedhq.comLightspeed provides a point-of-sale and payments platform for selling in person and online.Food and restaurantsRetail
Neural Partnersneuralpartners.aiNeural Partners builds websites, catalogs, bookings and payments for showrooms, home services and local businesses.AI and machine learningMarketing
Relay Commercerelaycommerce.ioRelay provides an ecosystem of Shopify apps and expertise for e-commerce, covering popups, email/SMS, package protection, subscriptions, and predictive flows.E-commerce
Sintrasintra.aiSintra provides AI employees that handle business tasks such as social media, SEO, sales, copywriting, and customer support.AI and machine learningProductivity and collaboration
Ecom Forwardecomforward.ioAI and machine learningData and analytics
Finsifinsi.aiFinsi provides AI agents that work from a single data warehouse with shared metric definitions, and lets teams connect their own agents over MCP or API.AI and machine learningE-commerce
Goosy Beargoosybear.aiGoosy is an AI marketing system that plans, creates, publishes and improves marketing content, websites and campaigns for a brand.AI and machine learningMarketing
Activated Humanactivatedhuman.earthThe company builds AI products that help individuals discover what matters most to them and align their daily lives with that vision.AI and machine learningConsumer apps
Blufireblufire.com.auData and analyticsE-commerce
BubblaVbubblav.comBubblaV provides an AI chatbot and AI Copilot that answer customer questions and draft support replies using a company's own website content.AI and machine learningCustomer support
ClientSignalclientsignal.ioClientSignal is client reporting software that uses AI to turn advertising data into written client reports.Marketing
Cosinecosine.shCosine trains AI models for organisations that need frontier capability inside secure environments.AI and machine learningGovernment and public sector

10 more companies

See every company using both Klaviyo and Stripe, with the source for each.

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The two technologies

Klaviyo

Email and communications

Klaviyo is a marketing and customer relationship platform that brings together email, SMS, WhatsApp, mobile push, and other channels with customer data. It is used by businesses to plan, personalize, and automate customer communications and customer service.

Summarized from klaviyo.com on 8 Nov 2026.

59% of the 59 companies we see using Klaviyo also show the other.

All 59 companies using Klaviyo30 name it as a subprocessorMore in Email and communications

Stripe

Payments

Stripe is financiële infrastructuur om omzet te laten groeien. Het wordt gebruikt om betalingen te ontvangen, financiële diensten aan te bieden en eigen verdienmodellen te implementeren.

Summarized from stripe.com on 8 Nov 2026.

1% of the 4,441 companies we see using Stripe also show the other.

All 4,441 companies using Stripe2,861 name it as a subprocessorMore in Payments

Industries

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

AI and machine learning12Marketing7E-commerce7Data and analytics3Healthcare2Productivity and collaboration2

Other pairs

Companies with their own evidence for both.

More with Klaviyo

Cloudflare59companiesGoogle Workspace49companiesAmazon Web Services34companiesGoogle34companiesOpenAI28companiesGoogle Analytics26companies

More with Stripe

Cloudflare4,418companiesGoogle Workspace3,008companiesAmazon Web Services2,029companiesGoogle1,939companiesGoogle Analytics1,764companiesNext.js1,701companies

Questions

How many companies use both Klaviyo and Stripe?

35 companies in StrataDB's data have public evidence for both, and 17 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 Klaviyo and Stripe?

Attribyte, Babbily, Braiv, CanIPhish and Cometly, and 30 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses Klaviyo and Stripe?

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 Klaviyo and Stripe

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
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  • Work email only. No card, no sales call