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Technologies / Lob / Twilio

Companies using Lob and Twilio

19 companies in our data have public evidence for both Lob and Twilio, and 16 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.

19companies use both
66%of Lob users
2%of Twilio users
16name both as subprocessors

Companies using one are 12 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

CompanyLobTwilio
airSlateairslate.comairSlate builds automation products for editing and signing documents, automating business processes, and acquiring new customers.Productivity and collaboration
Cartacarta.comCarta provides software for managing equity, fund administration, and legal and compliance workflows for private capital.Finance and accounting software
Communitrakcommunitrak.comCommunitrak provides all-in-one software for managing HOAs online, including payments, messaging, violation tracking, a website builder, amenity reservations, and access control.
DocHubdochub.comDocHub provides online tools to edit, sign, share, and create forms for PDF documents.Productivity and collaboration
Fundraise Upfundraiseup.comFundraise Up provides an AI-powered fundraising platform for nonprofits, including checkout, payment methods, peer-to-peer fundraising, and donor management tools.
Healia Healthhealiahealth.comHealia provides a Health Reimbursement Arrangement that lets employers cover premiums and out-of-pocket costs for employees, spouses, and dependents who enroll in a spouse's health plan.Healthcare
Instapageinstapage.comInstapage provides an AI-powered platform for creating landing pages and websites, with tools for A/B testing, personalization, and email marketing.Marketing
Januaryjanuary.comJanuary uses AI to collect debts for creditors by engaging consumers across voice, SMS, and chat.AI and machine learningFintech
Microworkersmicroworkers.comMicroworkers lets businesses create crowdsourced micro-task campaigns, such as surveys, data collection, transcription, and image annotation, and have them completed by workers worldwide.
NMInmi.comNMI provides an embedded payments platform that includes a payment gateway, merchant onboarding and underwriting tools, and value-added services.Payments
ParentSquareparentsquare.comParentSquare provides a unified platform for school communication, websites, attendance, and payments.CommunicationsEducation
SignNowsignnow.comairSlate SignNow provides electronic signature and document workflow tools that let users sign, send, track, and store documents from any device, along with templates, fillable fields, and an API for embedding eSignatures in other apps.Productivity and collaboration
Stripestripe.comStripe provides financial infrastructure that lets businesses accept payments, handle banking, and implement billing and revenue models.FintechPayments
Stripe Dot Devstripe.devStripe.dev is a developer hub with resources for building web and mobile applications that accept payments, send payouts, and manage a business online.Developer toolsFintech
Stripe Partner Ecosystemstripe.partnersStripe Partners is a directory that helps businesses find partners offering solutions and services for Stripe payment processing.Payments
US Legal Formsuslegalforms.comUS Legal Forms provides an online library of state-specific legal forms.Legal
Abunderaabundera.aiAbundera is an AI financial advocate that scans users' accounts to find lost money and drafts dispute letters, negotiates bills, screens for benefits, and catches medical billing errors.AI and machine learningConsumer apps
AI-STORMSai-storms.comAI-STORMS provides a storm-response workspace that connects weather signals, property research, owner data, eligibility review, approved outreach, and outcome tracking.
bflatstudio.comB♭ Studio provides software for music studios that handles lessons, billing, payroll, repairs, and a family portal.Education

The two technologies

Lob is a direct mail platform that lets businesses create, personalize, route, and fulfill physical mail campaigns. It is used to send automated direct mail, with printing and delivery handled through its Print Delivery Network.

Summarized from lob.com on 8 Nov 2026.

66% of the 29 companies we see using Lob also show the other.

All 29 companies using Lob26 name it as a subprocessor

Twilio

Email and communications

Twilio is a platform that connects communication channels, customer context, and AI. It is used to build engagement experiences across communication channels.

Summarized from twilio.com on 8 Nov 2026.

2% of the 1,236 companies we see using Twilio also show the other.

All 1,236 companies using Twilio1,055 name it as a subprocessorMore in Email and communications

Industries

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

Fintech4Payments4Productivity and collaboration3AI and machine learning2Education2

Other pairs

Companies with their own evidence for both.

More with Lob

Cloudflare29companiesAmazon Web Services22companiesGoogle Workspace22companiesOpenAI19companiesGoogle15companiesStripe14companies

More with Twilio

Cloudflare1,227companiesGoogle Workspace878companiesAmazon Web Services844companiesStripe602companiesGoogle Tag Manager584companiesGoogle579companies

Questions

How many companies use both Lob and Twilio?

19 companies in StrataDB's data have public evidence for both, and 16 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 Lob and Twilio?

airSlate, Carta, Communitrak, DocHub and Fundraise Up, and 14 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses Lob and Twilio?

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 Lob and Twilio

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