Elm Companies

A curated list of companies using Elm in production, organized by industry.

Inspired by Doomspork's Elixir companies list.

Automotive

Arrival -
British electric vehicle manufacturer.
Uses Elm in at least one team according to @gampleman.
CARFAX
(GitHub) - CARFAX provide a comprehensive
vehicle history database for North America.
carwow (GitHub) -
Based in London and Munich, carwow is the most convenient, stress-free way to
find and buy a new car, at a price you can be confident in, and we love Elm!

Banking

CBANC Network - Largest network of banking
professionals with tools for banks to collaborate as well as manage their
business. We have converted all new front-end development to Elm.

Chatbots

NLX (GitHub) - Using NLX, you
can build and manage conversational AI applications without programming.
Instead, users work with a web app and visual editor built entirely in Elm
using the elm-arborist package.
NLX is based in New York City.

CI/CD

Cachix (GitHub) -
Build Nix packages once and share them for good.
Concourse CI
(GitHub) - Concourse CI is a
container-based open-source continuous thing-doer written in Go with an Elm
UI and a powerful CLI. Concourse is backed by a team at
Pivotal Software in Toronto, Canada and an
active community of open source contributors.

Communications

Snapview (GitHub) -
German company that produces software for web-based video consultations.
The frontend is written in Elm and TypeScript, the backend in Rust. Legacy
components also use JavaScript, C# and C++.

Consulting

Adrima
(GitHub)
(Medium) -
Adrima is a Spanish development company with more than 10 years of experience
who loves building software using the greatest technologies. We use Elm
extensively in our product related to employment.
BEC Systems - BEC is a consulting company located
in the Unites States helping companies develop full stack
solutions using embedded Linux, Cloud, and
IoT technologies.
Bekk (GitHub) -
Bekk is a Norwegian consulting company with more than 400 employees.
Bendyworks
(GitHub) - Bendyworks is a team of passionate
developers in Madison, Wisconsin dedicated to sharing joy and success in our
craft.
diesdas.digital
(GitHub) -
studio for strategy, design and code in Berlin, Germany. We build mobile games
and web applications with Elm and other technologies
Driebit
(GitHub) - Web development agency based in
Amsterdam. We work on projects that contribute to positive change.
These are some of the projects that use Elm.
Engage
(GitHub) -
Engage is a web development agency based in St. Louis, Missouri, USA using
.NET technologies and Elm to build
registration experiences as well as totally
custom software.
Folq
(GitHub) -
Folq is an online marketplace for consulting services. Based in Norway.
Foxhound Systems
(GitHub)
(Blog) -
Foxhound Systems is a custom software development company based out of Chicago
that builds reliable, high performance web applications.
Futurice
(GitHub) -
Futurice helps clients generate innovative ideas and turn them into
software that works.
Gizra
(GitHub) -
Gizra build websites.
jambit -
jambit is an innovative software company. We offer conception and development
of customer-specific software solutions and draw on various industry
expertise and the latest technological know-how.
Kulkul Tech (GitHub) -
Kulkul Technology is a web and mobile software development company
based in Jakarta, Indonesia. We are providing excellent software for business.
We're working with companies all over the world from a single-person business
to large corporates. We are a solid remote-first firm with a high emphasis on
people and clear communication.
SwiftCom (GitHub) -
We build full-stack Web Apps using Elm & Lamdera, working with funded startups
and enterprise clients. Our team builds projects including dashboards,
platforms, portals, ecommerce and SAAS products. We are based in South Africa.
Test Double
(GitHub) - Test Double is an agency
of highly-skilled developers on a mission to improve how the world
writes software.
thoughtbot
(GitHub)
(Blog) -
With over 10 years of experience, offices in major tech hubs, and a staff of
developers and designers from startup backgrounds, thoughtbot can assist in
all steps of the business and development process.
Webbhuset (GitHub) -
Is a consultancy firm based in Gothenburg & Stockholm, Sweden
that Develops E-Commerce websites for some of the world's biggest brands
including L'ORÉAL, Mary Kay and HaperCollins.
They have deployed 6 Elm SPAs on behalf of their clients in the past two years.
More detail in this
Elm Europe 2019 Talk
Zeit.dev - Zeit.dev is an international team of talents
located around the globe (Germany, UK, India & Sweden). We are well versed
in functional programming and strive to build quality software.

Culture & Media

Les Archives du spectacle - An online
French database covering performing arts (theatre, dance, opera, puppetry, etc.)
mostly in the French-speaking world. Elm is mainly used for internal tools
and some client work, as the website is a classic server-rendered PHP site.

E-commerce

Drip
(GitHub) - Offices in Minneapolis, MN and
Salt Lake City, UT. Ecommerce CRM. We have a large and growing Elm code base
and several developers who are excited about Elm.
Rakuten
(GitHub) - Global electronic commerce and
Internet company based in Japan
Zalora - Based in Singapore, Zalora is the leading
fashion e-commerce shop in Southeast Asia. We utilize Elm for our shop's
catalog, improving the customer's experience when shopping with us.
Bellroy - Bellroy is an Australian accessories brand
making carry goods, including bags, folios, wallets, pouches, phone cases,
and key covers. Post about Elm at Bellroy.

Education

Brilliant - Learn math and science through hands-on,
interactive problem solving. Most of our interactives are written in Elm! We're
headquartered in San Francisco, CA but have folks all over the US, Canada and remote.
Journey to building "Diagrammar", Brilliant.org's interactive diagram tool in Elm:
https://youtu.be/gT9Xu-ctNqI
by Pontus Granström @pnutus (Strange Loop 2022)
Budapest School - BPS is a network of
Hungarian micro schools that promote an environment in which children become
naturally equipped with the mindset and skills needed to lead a happy life.
The internal educational platform used by teachers, students and parents are
built with Elm.
DailyDrip
(GitHub) -
DailyDrip is a continuous education platform. Daily bite-sized videos on new tech.
eSpark Learning
(Blog,
GitHub) -
We help teachers in public schools provide fun, differentiated, and measurably
effective lessons for their K-8 students. eSpark is proud to use and support
Elm. Many of the organizers of the Elm in the
Spring conference are part of the eSpark team,
headquartered in Chicago and San Francisco (alongside remote locations).
Mimo
(GitHub) -
We're on a mission to find the best way to learn in a digital world.
NoRedInk
(GitHub) -
NoRedInk provide a language learning platform for children. Evan Czaplicki,
the creator of Elm, is a NoRedInk employee.
Roompact -
Roompact is a Chicago-based company that makes a residential education,
learning, and engagement platform used by university residence life
departments.
Watermark -
Watermark provides educational intelligence software to help higher ed
institutions break down data silos, demonstrate quality, and improve student
outcomes. Headquartered in New York with offices in Austin, Denver, Milwaukee,
Portland (ME), and Mohali (India).

Electronics

CircuitHub
(GitHub) - CircuitHub provide on demand
electronics manufacturing with instant quotes.

MarTech

PINATA (GitHub) - PINATA is powerful and easy-to-use software, purpose-built for the consumer brand industry to manage tasks and goals, measure outcomes, and maximize ROI. HQ in NYC, remote-friendly engineering team. All new front-end code is written in Elm.
Uncover (Github) São Paulo, Brazil - Uncover is an advanced platform for media optimization and growth. It employs state-of-the-art data integration and artificial intelligence for Marketing Mix Modeling, providing comprehensive ROI measurement and adaptive strategy planning.

Entire platform frontend is in Elm, currently 122k LOC.

FinTech

Acima -
Draper, Utah, USA -
Acima, a sub-division of upbound, offers a flexible, lease-to-own solution
with no credit needed for you to take home furniture, electronics, appliances,
and more. We have a checkout modal built in Elm.
Basiq (GitHub)
Basiq is the best aggregation platform for acquiring financial data.
We provide secure access to hundreds of financial institutions through
a simple set of RESTful APIs.
Caribou (GitHub)
Washington DC, USA -
Caribou allows customers to take control of their car payments by
refinancing their auto loans. We also allow customers to shop for
car insurance through our insurance platform which is built in Elm.
Featurespace (GitHub)
is the world leader in enterprise financial crime prevention for fraud and
anti-money laundering. Featurespace invented Adaptive Behavioral Analytics
and Automated Deep Behavioral Networks, both of which are available through 
the ARIC platform, a real-time machine learning software that risk scores
millions of events each second in more than 180 countries. The company
chooses to build its user interface
with Elm, and with over 300k lines of code it is one of the largest users of Elm
in the world.
FörsäkringsGirot -
FörsäkringsGirot is a Swedish company that helps major companies manage their
employee pensions, and ensures everyone gets paid correctly.
iZettle (GitHub)
iZettle is a one-stop shop for cutting-edge commerce tools — offering
everything you need to take quick payments, ease day-to-day management,
and get the funding to grow.
MackeyRMS
(GitHub)
Boston USA -
MackeyRMS is a SaaS-based research management platform engineered to optimize
the way analysts and portfolio managers generate, share, debate and act on
investment research conducted for actively managed portfolios. Relied upon
as a single system of record for research supporting the investment process,
MackeyRMS is used by many of the world’s leading investment managers to
organize key investment workflows, engender trust from investors, and
streamline regulatory and compliance oversight.
Marvelsoft - Hong Kong / Tuzla (BiH) -
Leading provider of automated trading solutions, redefining the standards of
modern technology architectures for trading, by building and servicing the
most powerful, open, agile technologies and architectures supporting global
trading business workflows. We specialize in Execution Algorithms, Order
Management, Market Making, Liquidity Providing, and more. The front-end is
written in Electron with TypeScript and Elm.
Smallbrooks -
Copenhagen Denmark -
Smallbrooks sell Saas crowdfunding platforms. Most of our user clients are
written in Elm and we have 150.000+ lines of Elm code in production. We have
fun, so come work for us. We are fans of functional programming and use Scala
on the backend and NixOS as dev environment.
treefin (GitHub) –
treefin (Munich) is a German language mobile application that organizes your
finances. Beyond our app, we work on many exciting projects of personal finance
management. A great deal of the front-end is written in Elm.

Healthcare

Dividat (GitHub) -
Dividat makes a small video game console with a large controller for fall
prevention and other therapeutic applications. The client applications,
signal processing and several games are implemented in Elm. HQ in Switzerland.
HAMBS
(GitHub) - HAMBS specialises in
comprehensive health insurance tech solutions for risk management in Private
Health Funds. Based in Adelaide, Australia.
The primary app is 335k+ lines of Elm in front of a mixed C# / Kotlin backend.
Hint Health (GitHub) -
USA, San Francisco - Membership management platform for direct care.
Holmusk (GitHub) -
Singapore - Holmusk, a 2019 World Economic Forum Technology Pioneer,
is a data science and digital therapeutics company dedicated to establishing
objective evidence as a core utility to the treatment of mental health and
chronic diseases. Our proprietary technology leverages analytic and digital
tools to prevent, manage and reverse treatable diseases. The frontend of our
data analytical platform NeuroBlu is implemented in Elm.
Illuminate (GitHub) -
Illuminate equips radiology departments with critical data to save time
and money, improve quality and safety, monitor productivity
and efficiency, and enhance diagnostic accuracy.
MyMedsAndMe (GitHub) -
UK - Fully configurable drug safety reporting solution,
supporting adverse events and product quality complaint intake across all channels,
languages, and reporter types.
160k lines of Elm code.
SMRxT
(Blog) - SMRxT’s medication adherence
system, Nomi, records patient medication behavior as it happens. By using
real-time insights, the system reinforces positive behavior and intervenes
to help patients take their medication and continue their treatment.
VisuWell
(GitHub) -
Elm powers Chattanooga, Tennessee USA-based VisuWell's video conferencing (telemedicine) user interface.

Human Resources

Culture Amp (GitHub)
Culture Amp makes it easy to collect, understand and act on employee feedback.
Based in Melbourne with offices in San Francisco, New York, Palo Alto, and London.
TruQu
(GitHub) -
TruQu provide a HR solution to collect and analyze feedback, giving
employees control over their own development.

Insurance

Acko Insurance (GitHub) -
Acko is an Insurance company from India with over 20 million customers
Corvus Insurance
(GitHub) - Corvus builds Smart
Commercial Insurance Products: policies built on data-driven underwriting
(using Elm, Elixir, and Python). Based in Boston, with a flock that spans
throughout the United States.
Coya
(GitHub) -
Coya is a German digital insurance. Definitely different:
0% administrative burden. 0% paperwork.
Frende Forsikring (GitHub) -
Frende Forsikring is a Norwegian insurance company with over 250,000 customers
Insurello (GitHub) -
Insurello is a Swedish InsurTech company that helps people get compensation
from their insurance companies.
Prima (GitHub) -
Prima Assicurazioni is an Italian insurance company with a focus on cutting
edge technologies.

IoT

Idein (GitHub) -
Actcast is an IoT platform service which links events
and data in the physical world to the Web with deep learning inference on the
edge devices.
Simple IoT - Building blocks for custom IoT systems.

IT

Vendr -
Vendr is a SaaS management platform, providing visibility into an organizations
SaaS apps' usage and spend, along with powerful workflows to manage change.
Stax -
Secure platform to AWS cloud management and monitoring.
Melbourne, Australia.

LawTech

Azara (GitHub) -
Canada - Azara is a set of web and mobile tools
that keeps your cannabis business compliant and make regulation documentation easy.
Azara stays up to date with regulations
and assists in reducing your risk of fines from State audits.
CalculoJuridico
(GitHub) -
Lawtech solution to help Brazilian lawyers calculate their client retirement options.
Our new front-end is being rebuild from zero with Elm as of September 2018.
Scrive (GitHub) -
Sweden - Scrive is the Nordic market leader in electronic signature solutions.
Our whole product makes heavy use of functional programming in its implementation and
recently we've started to implement more of our frontend in Elm. We now have
an admin console written entirely in Elm, and our electronic ID service
exclusively uses Elm for its frontend. We intend for the amount of Elm in our
codebase to increase even more over the next year.

Location Marketing

PinMeTo
(GitHub) - location based marketing technology
company.

Log Management

CrowdStrike
(Humio Github,
CrowdStrike Github) -
CrowdStrike is a log management platform
purpose-built for the scale of today’s data volumes by enabling users to Log
Everything to Answer Anything, all in Real-Time. We are a distributed team,
mostly in Denmark and the US. The front end is nearly 100% Elm (> 100k lines
of Elm code).

Logistics

BravoTran (GitHub) -
Back office automation for freight forwarding companies, spinoff from HubTran.
Fully remote international team, headquartered in Chicago.
HubTran (GitHub) -
Back office automation for transportation companies.
Fully remote team, headquartered in Chicago.
Logistically - Transportation management
SaaS for 3PLs, brokers, and shippers.
Stowga
(GitHub) - Stowga is the world's warehousing marketplace. Based in London

Market Research

GlobalWebIndex - GlobalWebIndex provides
consumer profiling data to publishers, media agencies and marketers to help them
understand their audiences. Remote engineering team, based in London.

Media Services

Hearken
(GitHub) - Hearken provides process
consulting and supporting technology for media organizations to better
engage with their audience.
Nomalab
(GitHub) - Nomalab is a digital logistics
platform for producers, content owners, distributors, broadcasters and
publishers.

Planning

IBM's Decision Composer app makes heavy use of Elm.
Discourse announcement.
KOVnet
(GitHub) - Planning for daycare centers.
Planning children and careworkers, invoicing parents.
Spottt (GitHub) -
France - Location reservation management system with interactive maps.
Wejoinin (GitHub) -
Signup sheets for event planning and volunteer management.

Project Management

PivotalTracker
(GitHub) -
Pivotal Tracker provide a project management tool for agile software
development teams.
StructionSite
(GitHub) - Video and photo
documentation for the construction industry for automated
tracking and recording of building site progress.

Product Sampling

SoPost - SoPost is a product sampling platform.
Nearly always hiring in Newcastle & Edinburgh (UK).

Productivity

Day One
(GitHub) -
Day One is a simple and beautiful way to archive your life.
Gingko (GitHub) -
"Outliner + index cards" for planning, organizing, and drafting complex
documents.
Symbaloo (GitHub)
Make your online life easier by keeping all your favorite websites organized
in a visually-appealing, personalized environment. Symbaloo is based in Delft,
The Netherland. 190k lines of Elm code.

Real Estate

EXR
(GitHub) - EXR is a residential and commercial
real estate brokerage building a better experience for buying, selling,
and leasing real estate.

Rummage sales

Spottt
(GitHub) - Spottt develops
MyBrocante, an online tool for managing rummage
sales.

Security

Next DLP - Next DLP's mission is to build the next
generation of cyber security - disrupting the data loss prevention (DLP)
market with our innovative, cloud native, ML powered platform. Office in
London UK, with over half the frontend team working remotely.

Software

Airsequel (GitHub) -
Backend as a Service powered by SQLite and GraphQL.
Including a spreadsheet UI, a SQL workbench, and a dashboard builder.
The team is distributed across Europe.
Azimutt (GitHub) -
Database exploration tool made for large and messy databases.
Deepgram
(GitHub) - Speech AI Platform for transcription and understanding. Deepgram is a distributed team.
Fission (GitHub) -
is a web native application platform that
includes app hosting, public + private files, end-to-end encryption, and an
account and authentication system. Developers can build and deploy apps using
only client side tech -- including Elm. Users can use the Drive app
and authenticate using the Auth lobby, both
written in Elm. Fission is a distributed team, based in Vancouver, Canada,
Nixa, Missouri, USA, and Ghent, Belgium.
Microsoft
(GitHub) -
the world's second largest software company,
has used Elm for the frontend of their
customer support system
since 2016. Microsoft's HQ is in Redmond, Washington, USA.
The team that writes Elm is distributed.
More detail on Elm at Microsoft in
Elm Town Podcast Episode 43.
Pythonian (GitHub) -
Pythonian is a small software company based in Paris, France.
It is the editor of a Time Series management system
written in Python and with a frontend in Elm,
including a sophisticated "formula editor".
Timeline is a technology company that provides
financial planning and portfolio management software for advisers.
Our mission is to help millions of people fulfil their financial
goals and retire with confidence. We manage over £3 billion of clients
assets on behalf of financial advisers. Timeline has been using Elm for
over 5 years on its most strategic tools. Our engineering team is
distributed across Europe, Africa and South America.
Unison
(GitHub) is an open source
functional programming language based on a simple idea with big implications:
code is content-addressed and immutable. Unison uses Elm for Unison
Share (community hub) and the local UI that
ships with the Unison Programming Language. Unison is a distributed team,
based across North America.

Travel

Beautiful Destinations
(GitHub) - Beautiful
Destinations is the award-winning creative agency behind the largest travel
community on social media.
Click Travel -
We’re shaping the future of business travel with our award-winning
corporate travel management and booking platform – built on the
foundations of trust, choice and great people.
Based in Birmingham, UK. Hiring remotely anywhere in the UK.
Emirates - National airline of the United Arab Emirates.
AS Tallink Grupp
(GitHub) - one of the biggest shipping
companies currently operating in the Baltic Sea, with cruise and shuttle
ships traveling between Tallinn, Helsinki, Stockholm, Riga and other major
cities in the region.
Vy (GitHub) -
Norway's national bus and railway company. The majority of the website and
ticket booking is written in Elm.