Start free trial

Companies using Immutable.js

As of 14 October 2026, Firmable tracks 55,162 companies across 13 countries running Immutable.js. See who they are, and who to call.

Start free trial See every company, its decision makers and signals.
About Tech Intelligence

Every company leaves a trace across the internet. Tech Intelligence finds it.

How Tech Intelligence works
Weekly

We scan the entire internet every week, so detections stay current.

4B+

Observations captured every day, across DNS records, public service scans and websites.

75,317

Technologies tracked, each matched to the companies running them and who to call.

Companies using Immutable.js

Showing 5 of 55K+ companies

BiblioCommons

bibliocommons.com · Computer software · 51–250 employees

Last seen 1 Sep 2026 The most recent date Firmable detected Immutable.js at this company.

Decision makers · 22 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Senior Director Of Engineering MobileEmail
Software Engineering Manager MobileEmail

Unlock names, emails and mobiles in the trial.

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

BiblioCommons acquires StackMap. · 17 Aug 2026

Hiring: VP, Product & Technology · 25 Aug 2026

Unlock full company profile

Vinova

vinova.sg · Cybersecurity · 51–250 employees

Last seen 5 Sep 2026 The most recent date Firmable detected Immutable.js at this company.

Decision makers · 41 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Senior Software Engineer/Project Manager MobileEmail
Marketing Director MobileEmail

Unlock names, emails and mobiles in the trial.

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

New Technical Project Manager joined · 31 Jul 2026

Vinova officially expands into Australia, bringing Singapore-based digital transformation expertise and government-grade standards to English-speaking markets. · 17 Aug 2026

Unlock full company profile

Sessionboard

sessionboard.com · Event services · 51–250 employees

Last seen 1 Sep 2026 The most recent date Firmable detected Immutable.js at this company.

Decision makers · 8 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Director, Solutions Engineering MobileEmail
CTO & Co-Founder MobileEmail

Unlock names, emails and mobiles in the trial.

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

Hired as Senior Account Executive · 22 Sep 2026

Sessionboard, Inc. launched Enterprise Content Marketing Platform on Jul 28th '26. · 28 Jul 2026

Unlock full company profile

Sycamore Partners

sycamorepartners.com · Accounting and auditing services · 51–250 employees

Last seen 7 Aug 2026 The most recent date Firmable detected Immutable.js at this company.

Decision makers · 22 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Vice President MobileEmail
Managing Director MobileEmail

Unlock names, emails and mobiles in the trial.

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

Sycamore Partners sells Boots Opticians for $9.01B in United Kingdom on Oct 7th '26 · 7 Oct 2026

Sycamore Partners sells The Limited to CP Brands Group in Sep '26 · 1 Sep 2026

Unlock full company profile

The Picklr

thepicklr.com · Recreational facilities and services · 251–500 employees

Last seen 1 Sep 2026 The most recent date Firmable detected Immutable.js at this company.

Decision makers · 52 on file Senior people on file at this company. Firmable holds their names, emails and mobiles.

Director of Marketing Operations MobileEmail
Director of Learning and Development MobileEmail

Unlock names, emails and mobiles in the trial.

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

Picklr, Inc. invested into assets: indoor pickleball club in Nashville, Tennessee, United States, Northern America, Americas on Sep 25th '26. · 25 Sep 2026

Picklr, Inc. opens new location in Nashville, Tennessee, United States, Northern America, Americas. · 25 Sep 2026

Unlock full company profile

Unlock the other companies running Immutable.js

Each one comes with its full company profile, decision makers and the signals behind the detection.

Start free trial

Who uses Immutable.js

A breakdown of the 55K+ companies running Immutable.js.

Top industries

Construction and building6.4K+
Professional and business services6.3K+
Art, sports and recreation4.9K+
Health and wellness3.2K+
Hospitality and travel2.9K+
Industrial and manufacturing2.9K+
Financial services2.5K+
Real estate and home services2.4K+

No industry recorded: 10K+

Company size

1–1010,731 (40%)
11–509,041 (34%)
51–2505,635 (21%)
251–500649 (2%)
501–1,000128 (<1%)
1,001–5,000289 (1%)
5,001–10,00045 (<1%)
10,001+96 (<1%)

Share of companies with a recorded size, by employees.

No size recorded: 28K+

One dataset. Four ways to sell.

Match the deepest technology intelligence against the most comprehensive data on companies and people – such as who is growing, raised capital or changed role – for pinpoint precision on GTM campaigns.

Competitor displacement

Find the accounts running a competitor today and go after them with the right argument.

Complementary tools

Target companies whose stack sits alongside yours and integrates without a fight.

Service partners

Identify implementers and agencies already working in the technologies you support.

Market insights

Map your total addressable market and track aggregated trends such as AI maturity.

Frequently asked questions

About the Immutable.js data on this page.

How many companies use Immutable.js?

Firmable holds confirmed Immutable.js detections for 55,162 distinct companies, 633 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.

Which companies use Immutable.js?

BiblioCommons, Sessionboard and Vinova are among the most prominent in the current set.

What industries use Immutable.js?

Construction and building, professional and business services and art, sports and recreation lead the set, across 19 industries in total.

What size companies use Immutable.js?

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

Where are Immutable.js users based?

The United States, Canada, Australia and the Philippines account for most detections, across 13 countries.

How current is this data?

633 companies were confirmed in the last 90 days. Last detection 6 September 2026.

More Frontend framework / JS library technologies

Related pages

All Frontend framework / JS library technologiesSubcategory
Browse the subcategory
All Web & Application Stack technologiesCategory
Browse the category
All technologiesTech Intelligence
Browse every category
How Tech Intelligence worksFirmable
See the product
Plans and pricingFirmable
Compare plans

Win more deals with sharper Tech Intelligence

Let’s talk about the technologies your target customers are using today, and what that tells you about who to call next.

Start free trial Talk to our team instead