Awesome Lisp Companies
Switch branches/tags
Nothing to show
Clone or download
Latest commit 0905d5f Sep 29, 2018
Failed to load latest commit information. Add other awesome lists Sep 29, 2018

Awesome Lisp Company

Lisp logo

Awesome Lisp Company is the curated lisp for companies that use Lisp Extensively in their stack.

This list intended only for company with Common Lisp and Scheme usage

Table of Contents

North America

United States

  • Acceleration
    • 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.
  • Alphacet, LLC 👼
    • software tools for analysts, traders, and portfolio managers. Stamford, CT. Includes post-sales work helping clients expand proprietary trading libraries in Lisp.
    • Disappear as of January 2018.
  • Clozure Associates
    • software development consulting firm specializing in Common Lisp development. Somerville, MA. Sponsors and developers of OpenMCL.
    • Active as of January 2018.
  • Eaton Vance
    • financial services. Boston, MA. Bruce Lewis created BRL , a dialect of Scheme called “a database-oriented language to embed in HTML and other markup.”
    • Active as of January 2018
  • Franz Inc.
    • offers AllegroCL, a Common Lisp compiler and programming environment; AllegroGraph, a graph database / triple store written in Common Lisp; and consultancy services. Oakland, CA.
    • Active as of September 2018
  • Genworks
    • 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. Genworks uses AllegroCL, its Head of Product Development is the founder of the Common Lisp foundation.
  • GrammaTech
    • Source code analysis tools for C, C++, Ada. Ithaca, NY. Hiring software engineers and interns with experience programming in Scheme, compilers, and static analysis.
    • Active as of January 2018
  • iRobot
    • 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, whose native code is written in a compatible subset of Common Lisp).
  • ITA Software by Google
    • photo sharing site aimed towards casual photographers. Beverly, MA. Kawa Scheme running on JVM, created by Bruce Lewis
  • Secure Outcomes
    • 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).
  • Tilton Technology 👼
    • Common Lisp projects like Cells, Celtk, and Cello, and TheoryYAlgebra, a learning game. NYC? Site for Ken Tilton, well known and funny Lisper.
    • Disappear as of January 2018
  • 👼
    • 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
    • Contract research house. Minneapolis, MN. Mission objective: “Getting information where it belongs when it’s needed.” Hiring AI professionals 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
    • 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
    • software development and QA consulting. Oakland, CA. Deserves mention because Peter Seibel wrote Practical Common Lisp, claimed by ITA Software as their training manual.
  • Rigetti Quantum Computing
    • 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, paper, github)
  • SRI
  • StreamFocus
  • YCombinator
    • early stage venture investors. Cambridge, MA and Mountain View, CA. Runs Hacker News, built in Arc, 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.
  • 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
    • educational software, including InspireData, 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
    • 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,, and
  • EnRoute Systems
    • (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, ThoughtCrime. (news coverage)
  • 👼
    • 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
  • 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


    • organization supporting community radio broadcasting. Montreal, Canada. Job page mentions Scheme, web development, and graphics. Uses a Wiki powered by Gauche
  • Carre Technologies
    • 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.
    • The Quantum Computing Company (trademark). The world's first company to sell quantum computers. Wikipedia Page
  • 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
    • Montreal, Canada. Listed on MSLUG Home Page, can’t find any more details about Lisp or Scheme usage
  • MetaScoop
    • consulting and custom development in Scheme. Montreal, Canada. Developed JazzScheme, recently released as Open Source.
  • NuEcho
    • speech enabled applications. Montreal, Canada. Scheme; Dominique Boucher was the main organizer of the Montreal Scheme/Lisp User Group (MSLUG)
  • Silex Creations
    • 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


  • Ikkiware
    • Developing a entrepreneurs oriented Social Network, 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, some of their post about Common Lisp.



  • 3E

    • Provides "consultancy services and software products to improve the performance of sustainable energy systems and optimize energy consumption". The real-time data aggregation and alerting engines of its Synaptic product is Common Lisp based. (job announce)
  • PEPITe 👼

    • manufacturing intelligence, data mining. Angleur, Liege, Belgium. Their product Pepito was featured in the Franz Success Stories page.


  • 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.


  • Steel Bank Studio 👼
    • SBCL consulting. Helsinki, Finland. One man consulting firm consisting of Nikodemus Siivola, SBCL hacker and co-founder of
    • Closed as the owner clarified


  • CoCreate
  • Cognesys
    • “automatic ascertainment and further processing of verbal and text messages” (Natural Language Processing). Ubach-Palenburg, Germany. Looking for experienced and fresh Lisp programmers
  • LambdaWerk
    • a software development and Web engineering company in Berlin, Germany, specialized in data interchange and transformation systems for the U.S. managed healthcare sector. Uses Clojure and Common Lisp.
  • M-creations
    • custom software solutions for mid-size to big companies in finance/payment, health care, and media research. Missing pieces of infrastructure are written in Common Lisp (CL) and interact with existing software components of the cluster (DNS, load balancer etc.) (lispjobs announce).
  • stk-hamburg


  • 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



  • TurtleWare
    • A software (and Common Lisp) consulting boutique. Run by Daniel Kochmański, who maintains Embeddable Common Lisp.


    • decision-support systems for resource planning and management in transportation companies. Lisboa, Portugal. Allegro CL since version 5 – before that it was Lucid Lisp.


  • RavenPack
    • 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.


  • Anaphoric
    • natural language interface for relational databases. UmeÃ¥, Sweden. Including Michael Minock 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
  • 👼
    • 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


  • Emotiq
    • building a next generation blockchain with an innovative natural-language approach to smart contracts.



  • 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



  • 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
    • a signal processing analysis pipeline for developing algorithms. A LispWorks success story.
  • Untyped
    • web applications, custom software development, training. Virtual Office (5 people). PLT Scheme, very good blog

Other Resources


  • 👼 : 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.



Creative Commons License

This work is licensed under a Creative Commons Attribution 4.0 International License.

Other Awesome Lists