I was interested in the economics of the Haskell programming language. I thought I would start by understanding better Haskell consultancies.

Haskell consultancies

I am aware of the following consultancies that draw attention to their use of Haskell (in alphabetical order). In addition, there are individual people who offer to consult. The Haskell.org wiki has a list of consultants but it is not up to date in some respects.

ByteAlly Software Solutions Pvt Ltd

ByteAlly Software Solutions Pvt Ltd was founded in Chennai, India.

Clockwork Consulting A/S

Clockwork Consulting A/S is incorporated in Denmark and includes Haskell within its expertise (as well as Scala, Scala.js, Java ad Python). As at June 2024, it has 11 employees.

Flipstone Technology Partners, Inc.

Flipstone Technology Partners, Inc. is a small development studio. It links to 15 GitHub profiles on its web site, including Scott Conley. Scott is a former director of the Haskell Foundation. Flipstone has sponsored the Haskell Foundation.

FP Complete

FP Complete has a location in Charlotte, NC, USA and was founded in 2012. Its LinkedIn page refers to 21 people who are associated members. Michael Snoyman is its VP, Advanced Software Engineering. Michael is a former director of the Haskell Foundation.

MLabs Ltd

MLabs Ltd was incorporated in England and Wales in October 2018. During the year ended 31 October 2022, it employed an average of 22 people (2021 – 9 people). It is a Haskell and Rust consultancy. MLabs has sponsored the Haskell Foundation.

Obsidian Systems

Obsidian Systems was founded in New York, USA in 2014 by Ali Abrar and Ryan Trinkle. Ryan is a director of the Haskell Foundation and its current Treasurer. Obsidian Systems has sponsored the Haskell Foundation.

Platonic Systems Limited

Plantonic Systems Limited is a team of Haskell programming experts. Its LinkedIn page refers to 20 people who are associated members. Platonic Systems has sponsored the Haskell Foundation.

Serokell OÜ

Serokell OÜ is registered in Estonia. It lists about 36 people as members of its broader team.

Stack Builders Inc.

Stack Builders Inc. was founded in 2009 and is based in New York, USA. Functional and type-safe languages are its speciality.

Tweag

Tweag is the ‘open source program office’ of Modus Create, LLC. Modus Create was founded in 2011. Tweag has sponsored the Haskell Foundation.

Well-Typed LLP

Well-Typed LLP was incorporated in the UK in March 2008. During the year ended 31 March 2023, it employed an average of 6 people and 4 people are currently members of the LLP (one appointed since 31 March 2023), including Andres Löh. Andres is a director of the Haskell Foundation and its current Chair. Well-Typed has sponsored the Haskell Foundation.