title: Companies using Lisp --- # Companies using Lisp {table-of-contents :depth 3 :start 2 :label "Table of contents" } ## North America ### United States - [Acceleration](https://www.acceleration.net/) - Acceleration is a leading provider of business class IT solutions: high-speed internet access services, private network design and managed support, website design, hosting, dedicated and virtual server hosting,... they have a [Github account](https://github.com/AccelerationNet/access/). - [Alphacet, LLC](http://www.alphacet.com/) 👼 - software tools for analysts, traders, and portfolio managers. Stamford, CT. Includes post-sales work helping clients [expand proprietary trading](http://www.linkedin.com/jobs?viewJob=&jobId=534391) libraries in Lisp. - *Disappear as of January 2018.* - [Clozure Associates](https://clozure.com/index.html) - software development consulting firm specializing in Common Lisp development. Somerville, MA. Sponsors and developers of OpenMCL. - *Active as of January 2018.* - [Eaton Vance](https://www.eatonvance.com/) - financial services. Boston, MA. Bruce Lewis created [BRL](https://www.eatonvance.com/) , a dialect of Scheme called “a database-oriented language to embed in HTML and other markup.” - *Active as of January 2018* - [Genworks](http://www.genworks.com) - provides General-purpose Declarative Language (GDL), a Generative Application Development system for creating web-centric Knowledge Based Engineering and Business applications, based on the free software [Gendl](http://gendl.org/). Genworks uses AllegroCL, its Head of Product Development is the founder of the Common Lisp foundation. - [GrammaTech](https://www.grammatech.com/) - Source code analysis tools for C, C++, Ada. Ithaca, NY. [Hiring software engineers](http://www.grammatech.com/corporate/employment.html) and interns with experience programming in Scheme, compilers, and static analysis. - *Active as of January 2018* - [iRobot](http://www.irobot.com/) - a company that designs and builds consumer robots for inside and outside of the home, including a range of autonomous home vacuum cleaners (like the [Roomba](https://en.wikipedia.org/wiki/Roomba), whose native code is written in a compatible subset of Common Lisp). - [ITA Software by Google](http://www.itasoftware.com/) - airfare search engine and airline scheduling software. Cambridge, MA. [Common Lisp used for basically everything](http://lambda-the-ultimate.org/node/2491#comment-38434), currently hiring and expanding their business - *Active as of January 2018* - [OurDoings.com](http://www.ourdoings.com/) - photo sharing site aimed towards casual photographers. Beverly, MA. Kawa Scheme running on JVM, created by [Bruce Lewis](http://brlewis.com/) - [Secure Outcomes](http://www.secureoutcomes.net/) - builds and provides digital livescan fingerprinting systems for use by law enforcement, military, airports, schools, Fortune 500s, etc. All their systems are constructed in Common Lisp ([lispjobs announce](https://lispjobs.wordpress.com/2016/06/03/secure-outcomes-contract-common-lisp-programmer/)). - [Tilton Technology](http://www.tilton-technology.com/) 👼 - Common Lisp projects like Cells, Celtk, and Cello, and TheoryYAlgebra, a learning game. NYC? Site for Ken Tilton, well known and [funny Lisper](http://bc.tech.coop/blog/061005.html). - *Disappear as of January 2018* - Paragent.com 👼 - Open Source Desktop Management Software. Muncie, IN. Common Lisp (SBCL), article about why they chose Lisp, and about Lisp and Agile Development - *Disappear as of January 2018* - [Smart Information Flow Technologies](http://sift.info/) - Contract research house. Minneapolis, MN. Mission objective: “Getting information where it belongs when it’s needed.” [Hiring AI professionals](http://sift.info/jobs/ai.htm) to support human control of complex systems. Research areas include: Planning, Plan recognition, Intelligent UserInterfaces, Information Presentation and Management and Computational Etiquette. - Biographicon 👼 - “A place for everyone’s biography.” Wikipedia for people not notable enough to be on Wikipedia. San Francisco, CA. A YCombinator company, started by Ethan Herdrick and Daniel Terhorst. Running Kawa Scheme (also uses PLT Scheme for internal stuff). - *Disappear as of January 2018* - [Cadence](https://www.cadence.com/) - software and engineering services for electronic design automation. San Jose, CA (headquarters of worldwide company). Their IC design software uses SKILL (a Franz Lisp variant) as a scripting language. - [GigaMonkeys Consulting](http://www.gigamonkeys.com/) - software development and QA consulting. Oakland, CA. Deserves mention because Peter Seibel wrote Practical Common Lisp, claimed by ITA Software as [their training manual](http://lambda-the-ultimate.org/node/2491#comment-38434). - [Rigetti Quantum Computing](http://www.rigetti.com/) - Manufacturer of quantum computers and provider of their services through their product called *Forest*. Much of their code is written in Common Lisp, including their quantum virtual machine and quantum compiler. ([video](https://www.youtube.com/watch?v=f9vRcSAneiw), [paper](https://arxiv.org/abs/1608.03355), [github](https://github.com/rigetticomputing)) - [SRI](https://www.sri.com/) - client-sponsored R&D. Menlo Park, CA. [Hiring scientific CL programmers](https://sri.ats.hrsmart.com/cgi-bin/a/highlightjob.cgi?jobid=4086). See also [Artificial Intelligence Center](http://www.ai.sri.com/). They have lots of [Lisp-related links](http://www.google.com/search?q=lisp+site%3Ahttp%3A%2F%2Fsri.com) on their site as well. - [StreamFocus](http://www.streamfocus.com/index) - project and action management software. San Francisco, CA. [Lisp and CLOS based](http://blog.streamfocus.com/about/) - [YCombinator](http://ycombinator.com/) - early stage venture investors. Cambridge, MA and Mountain View, CA. Runs [Hacker News](http://news.ycombinator.com/), built in [Arc](http://www.paulgraham.com/arc.html), and other internal software also written in Arc. Two annual rounds of funding for early stage startups (not Lisp related). Home of Lisp icon [Paul Graham.](http://www.paulgraham.com/) - adUup 👼 - an ad network that favors long-tail publishers. Seattle, WA. Private beta open now, launch expected Summer 2008. Job description includes: Common Lisp backend, SBCL, Hunchentoot. They already have some CL developers. - *Disappear as of 2008* - [Inspiration Software, Inc](http://www.inspiration.com/) - educational software, including [InspireData](http://www.inspiration.com/productinfo/inspiredata/index.cfm), a product for building data literacy. Beaverton, OR. Made in LispWorks. - Synaptic Mash 👼 - educational learning management system. Seattle, WA. Job requirements for server and web developers require experience with “Lisp Family”, SBCL, LispWorks - *Disappear as of January 2018* - [Tech Co-op](http://tech.coop/) - a not-for-profit, member-owned services co-operative dedicated to providing Technical Services for it’s members. Vancouver, Canada. Lisp for internal development and for members. Offers hosting and hosts many Lisp sites like common-lisp.net, cliki.net, and gigamonkeys.com. - [EnRoute Systems](http://enroutesystems.com/home/) - (formerly Trip Planner) - trip planning solutions including planning engine, web front-end, hosting, and data import/repair. Spokanne, WA. Lots of details on the Technical Info page (including discussion of packages, infrastructure, and algorithms). Made by Jean-Paul Larocque, who has more lisp code on [his main site](http://www.thoughtcrime.us/), ThoughtCrime. ([news coverage](http://www.spokesmanreview.com/blogs/txt/archive/?postID=3691)) - DoneTrading.com 👼 - online item trading. Tallahassee, FL. SBCL/Hunchentoot, mention Lisp on their Advantages page - Impact Solutions “Smart Drilling” 👼 - real-time analysis of oil rig drilling data. Houston, TX. Four developers, won the Offshore Technology Conference’s “Spotlight on Technology” award. - [Grammarly](https://www.grammarly.com/) - create an English language writing-enhancement platform. [Running Lisp in Production ](https://tech.grammarly.com/blog/running-lisp-in-production) - Matchcraft 👼 - aggregation-based, local Internet advertising – online Yellow Pages. Santa Monica, CA. Previously had a major production system written in Lisp, has several internal tools written in Common Lisp, and is developing new products in Lisp . - *Disappear as of January 2018* ### Canada - [AMARC](http://www.amarc.org/) - organization supporting community radio broadcasting. Montreal, Canada. [Job page mentions Scheme](http://amarcwiki.amarc.org/wiliki.cgi?Careers), web development, and graphics. Uses a Wiki powered by Gauche - [Carre Technologies](http://www.carretechnologies.com/) - intelligent machines. Montreal, Canada. Main page just lets you send mail, but the site includes a Chicken Scheme extension for Gnu/Octave and a floating point vector and matrix library for Gambit Scheme. - Categorical Design Solutions 👼 - eLearning, Knowledge Management, multimedia content creation technology and dissemination of contents over the Internet. Montreal, Canada. Listed on MSLUG Home Page, can’t find any more details about Lisp or Scheme usage - *Disappear as of January 2018* - [D-Wave Systems Inc.](https://www.dwavesys.com/) - The Quantum Computing Company (trademark). The world's first company to sell quantum computers. [Wikipedia Page](https://en.wikipedia.org/wiki/D-Wave_Systems) - Idalia 👼 - natural language processing technology. Montreal, Canada. Listed on MSLUG Home Page but all jobs mention C++ and not Lisp - *Disappear as of January 2018* - [Kronos, Altitude Division](https://www.kronos.com/) - Montreal, Canada. Listed on MSLUG Home Page, can’t find any more details about Lisp or Scheme usage - [MetaScoop](http://www.metascoop.com/) - consulting and custom development in Scheme. Montreal, Canada. Developed JazzScheme, recently released as Open Source. - [NuEcho](https://www.nuecho.com/en/) - speech enabled applications. Montreal, Canada. Scheme; Dominique Boucher was the main organizer of the Montreal Scheme/Lisp User Group (MSLUG) - [Silex Creations](http://silexcreations.com/en/) - multimedia solutions for avant-garde businesses, audio synthesis. Montreal, Canada. Listed on MSLUG Home Page, can’t find any more details about Lisp or Scheme usage ### Mexico - [Ikkiware](http://www.ikkiware.com/) - Developing a entrepreneurs oriented Social Network, [huuii.com](http://www.huuii.com/) which includes project management and productivity tools called Huuii Smart and Huuii People as a social network,Huuii Polls as a Polls tool and Huuii Sites as web site creator tool. use [SBCL](http://www.huuii.com/site/lisp), [some of their post](http://www.huuii.com/site/lisp/1140) about Common Lisp. ## Europe ### Belgium - PEPITe 👼 - manufacturing intelligence, data mining. Angleur, Liege, Belgium. Their product Pepito was featured in the Franz Success Stories page. ### Denmark - Mu Aps 👼 - Building automatic trading systems. Farum, Denmark. Klaus Habro of Mu Aps wrote the cl-muproc library: Erlang-inspired multi-processing in Common Lisp. Two presentations (both pdf) and a summary. ### Finland - Steel Bank Studio 👼 - SBCL consulting. Helsinki, Finland. One man consulting firm consisting of Nikodemus Siivola, SBCL hacker and co-founder of common-lisp.net. - *Closed as the owner [clarified](https://github.com/azzamsa/awesome-lisp-companies/issues/1#issuecomment-354512421)* ### Germany - [CoCreate](http://www.cocreate.com/) - 3D CAD modeler for “explicit modeling”. Sindelfingen, Germany. 1M+ lines of Lisp, previously part of HP, paper on[ Common Lisp as an Embedded Extension Language](http://www.hpl.hp.com/hpjournal/95oct/oct95a7.pdf). Recent blog post about [CL use](http://www.clausbrod.de/cgi-bin/view.pl/Blog/WebHome#DefinePrivatePublic20071229_Comm) - [Cognesys](http://www.cognesys.de/) ☒ - “automatic ascertainment and further processing of verbal and text messages” (Natural Language Processing). Ubach-Palenburg, Germany. Looking for experienced and fresh Lisp programmers - [m-creations](http://www.m-creations.com/) - Custom software solutions for mid-size to big companies in finance/payment, health care, and media. Using Common Lisp in different fields ranging from dynamic web applications and natural language processing to systems engineering infrastructure in container clusters (DNS, dynamic load balancer) - [stk-hamburg](http://stk-hamburg.com/eng.html) - developing an ERP in Lisp ([ECL 2018 lightning talk](https://european-lisp-symposium.org/static/2018/lt2.pdf)). ### Netherlands - Infometrics - Automatic Functional Sizing. Muiderberg, Netherlands. Analyzes requirements and design documents for business software to make a Function Point Analysis. Sole proprietorship (Ernst van Waning) using Allegro/Lispworks. - StreamTech 👼 - custom web application development, online advertising and profiling products. The Hague, Netherlands. Hiring programming interns. Common Lisp, about 10 hackers - *Disappear as of 2012* ### Norway - [Netfonds Bank ASA](http://www.netfonds.no/) - bank, stock trading. Oslo, Norway. [Everything between the web front end and the database is Common Lisp](http://www.lispworks.com/success-stories/netfonds-primetrader.html) – middleware, trading systems, backoffice support, etc. Cross platform stock trading application. [PrimeTrader](http://www.netfonds.no/manual_pt_eng.php) product is a LispWorks success story. - [Selvaag](http://www.selvaag.no/) - home building, real estate management, [developing IT tools](http://www.selvaag.no/en/aboutselvaag/Sider/default.aspx) for industrial housing construction. Oslo, Norway. Developed the [BlueThink](http://www.selvaag.no/en/Companies/Selvaagbluethink/aboutus/Sider/default.aspx) knowledge management tools for housing construction planning. ### Poland - [TurtleWare](http://turtleware.eu/) - A software (and Common Lisp) consulting boutique. Run by Daniel Kochmański, who maintains Embeddable Common Lisp. ### Portugal - [SISCOG](http://www.siscog.pt/) - decision-support systems for resource planning and management in transportation companies. Lisboa, Portugal. Allegro CL since version 5 – before that it was Lucid Lisp. ### Spain - [RavenPack](https://www.ravenpack.com/) - RavenPack is the leading big data analytics provider for financial services. Lots of NLP and multi-threaded, distributed systems programming in CL (Allegro CL). Marbella, Spain. Actively searching for CL (senior and junior) developers. ### Sweden - [Anaphoric](http://www.anaphoric.com/) - natural language interface for relational databases. UmeÃ¥, Sweden. Including [Michael Minock](http://www.cs.umu.se/~mjm/) of UmeÃ¥ University. Downloadable demo of their CatchPhrase product. 20K lines of Clisp code. - Noteheads 👼 - digital sheet music creation and distribution. Sweden. Mentioned as a successful case study in Successful Lisp, but their website focuses more on their musical pedigree (including having the guy from Roxette on their board) - *Disappear as of January 2018* - Stix.to 👼 - shareable notes and messages on any web page. Sweden. Common Lisp, Ties Stuij, an employee, writes the Fallen Frukt blog - *Disappear as of January 2018* ### Switzerland - [Emotiq](http://emotiq.ch/) - building a next generation blockchain with an innovative natural-language approach to smart contracts. ## Asia ### India - Tachyon Technologies 👼 - Quill program for typing in Indian languages, and Cspace, an open source p2p communication platform. Bangalore/Chennai, India. Jobs page mentions Common Lisp, Scheme, Lisp Interpreter, Optimizing Compiler, Natural Language Processing, Machine Learning. Job page includes coding puzzles! - *Disappeared as of January 2018* ### Japan - [Mathematical Systems, Inc](http://www.msi.co.jp/english/) - scientific software, computer science, internet solutions, social systems. Tokyo, Japan. Their [Car Crash Database System](http://cl-www.msi.co.jp:8000/cl-http/hcpage/intoro-main-e.html) (using [Allegro](http://www.franz.com/success/customer_apps/knowledge_mgmt/msi.lhtml)) lets engineers browse over 1TB of numerical, photo, and video data about car crashes to design safer cars (used by Honda). If you know Japanese, they have a page called [“Why Common Lisp?”](http://cl-www.msi.co.jp/solutions/knowledge/lisp-world/articles/why-lisp) (translation appreciated). - [Somewrite](http://somewrite.jp/) - a native advertising network platform ([press article](http://thebridge.jp/en/2016/04/asahi-shimbun-acquires-somewrite)) where [Eitaro Fukamachi](https://github.com/fukamachi/) works. [lispjob announce](https://lispjobs.wordpress.com/2015/04/24/common-lisp-web-developer-somewrite-tokyo-or-remote/). - [Pocket Change Inc.](https://www.pocket-change.jp/en/) - Pocket Change is an innovative service. It converts leftover coins and bills to electronic money, gift codes, and coupons of your choice. - Pokcet Change use Common Lisp in [their exchange machine](https://www.slideshare.net/fukamachi/building-gui-app-with-electron-and-lisp). [Eitaro Fukamachi](https://github.com/fukamachi/) is Lead Engineer here. ## Australia - Memetrics (now part of Accenture) - testing and optimization for digital marketers. Sydney. Includes Alain Picard, frequent poster to Lisp forums. A LispWorks success story. Their XOS Software platform automated marketing tests, making it cheaper and easier to run more tests. - *Disappear as of January 2018* ## Virtual or Unsure of Location - [Raytheon SigLab](http://www.lispworks.com/success-stories/raytheon-siglab.html) - a signal processing analysis pipeline for developing algorithms. A LispWorks success story. - [Untyped](https://untyped.com/) - web applications, custom software development, training. Virtual Office (5 people). [PLT Scheme](http://www.untyped.com/untyping/archives/2007/11/custom_dispatch.html), very good [blog](http://www.untyped.com/untyping//archives.html) # Other Resources - [Allegro Common Lisp Success Stories ](https://franz.com/success/) - by Franc Inc - [Customer Application List](https://franz.com/success/all_customer_apps.lhtml) - [LispWorks Success Stories ](http://www.lispworks.com/success-stories/index.html) - [Paul Graham - Applications](http://www.paulgraham.com/apps.html) - ALU Wiki – Industry applications - LispJobs archives # Note - 👼 : Dead Companies. # Guidelines to contribute Please follow this format of the list, if you want to make a contribution. - `[Company name](#link)` - `description. addditional information.` - Put the name of the **company** and **link** to its **homepage** in the list. - Write a **description** and **additional description** for the company. - Make sure it is put under the **appropriate location**. - If the company doesn't fit in any **existing location**, make a **new one** for it. - Ensure everything is **alphabetically sorted**. # Credit - This list derived from [Peter Christensen](http://pchristensen.com/blog/lisp-companies/) work with his kind permission. - This list was extracted from [Awesome Lisp Companies](https://github.com/azzamsa/awesome-lisp-companies) project under [Creative Commons Attribution 4.0 International License](http://creativecommons.org/licenses/by/4.0/).