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Companies using ReferralStack

As of 14 October 2026, Firmable tracks 8 companies across 2 countries running ReferralStack. See who they are, and who to call.

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Companies using ReferralStack

Showing 1 of 8 companies

ReachInbox

reachinbox.ai · Computer software · 11–50 employees · 1 web property observed

Last seen 13 Oct 2026 The most recent date Firmable detected ReferralStack at this company.

Decision makers · 1 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Founder Email

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Signals Recent events at this company, such as a leadership change, funding or a new office.

ReachInbox launched ReachInbox 2.0, introducing a major product update with enhanced features, deliverability insights, and analytics. · 24 Jul 2026

ReachInbox is featured in a client's outbound tech stack, celebrating a successful campaign launch. · 24 Jul 2026

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Who uses ReferralStack

A breakdown of the 8 companies running ReferralStack.

Top industries

Information technology and services5
Professional and business services1

No industry recorded: 2

Company size

1–101 (50%)
11–501 (50%)

Share of companies with a recorded size, by employees.

No size recorded: 6

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Frequently asked questions

About the ReferralStack data on this page.

How many companies use ReferralStack?

Firmable holds confirmed ReferralStack detections for 8 distinct companies, 8 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.

Which companies use ReferralStack?

ReachInbox are among the most prominent in the current set.

What industries use ReferralStack?

Information technology and services and professional and business services lead the set, across 2 industries in total.

What size companies use ReferralStack?

Adoption concentrates in the 1-10 employee band, across the companies whose size is recorded.

Where are ReferralStack users based?

The United States and Australia account for most detections, across 2 countries.

How current is this data?

8 companies were confirmed in the last 90 days. Last detection 13 October 2026.

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