I’ve been investigating this for a workshop I’m giving and all the lists online seem to be out of date, so here are all the ones I could find divided by size/ influence. If I’ve wrongly classified any or if you know of any others, however small and/ or local, please let me know by email or in comments below:
Large ELT publishers
Cambridge English
http://www.cambridge.org/gb/elt/?site_locale=en_GB
Macmillan English
http://www.macmillanenglish.com
Oxford University Press English Language Teaching
http://elt.oup.com/?cc=gb&selLanguage=en&mode=hub
Pearson ELT (including Longman and Penguin)
Local parts of big ELT publishers (also publishing their own titles)
Macmillan LanguageHouse (Japan)
http://www.mlh.co.jp/?la=en&&openedtag=0
Smaller ELT parts of large or largish publishers
Barrons English Language Arts
http://www.barronseduc.com/english-language-arts.html
McGraw-Hill ELT
http://www.elt.mcgraw-hill.com/m/index.shtml
National Geographic Learning (part of Cengage, now seemingly incorporating Heinle ELT – which itself took over LTP - and Summertown Publishing)
http://ngl.cengage.com/search/showresults.do?N=185+429491853
Collins ELT
http://www.collinslanguage.com/collins-elt-learners-of-english
Scholastic ELT (books for kids, especially readers)
http://www.scholastic.com/elt/index.htm
Black Cat readers (readers in many languages)
http://www.blackcat-cideb.com/
Wiley English as a Second Language titles
http://as.wiley.com/WileyCDA/Section/id-350768.html
Kaplan Publishing
http://store.kaptest.com/catalog/publishing/index.jhtml?CATID=T00070000
Books by organisations better known for TEFL magazines
It’s Magazines
Pavilion Publishing (publisher of Modern English Teacher and English Teaching Professional magazines)
Medium-sized ELT publishers
Richmond (formerly Richmond Publishing, part of large Spanish publisher Santillana)
Express Publishing
http://www.expresspublishing.co.uk/
Small but influential ELT publishers
DELTA Publishing
http://www.deltapublishing.co.uk/
Helbling Languages
http://www.helblinglanguages.com/
Garnet Education
http://www.garneteducation.com/
ABAX
theround (e-books only)
Mainly or entirely academic publishers
Michigan English Language Teaching
http://www.press.umich.edu/elt
Routledge English Language Learning
http://www.routledge.com/languages/english/
Multilingual Matters
http://www.multilingual-matters.com/
Taylor and Francis ESL and Applied Linguistics Professional Series
http://www.taylorandfrancis.com/books/series/LEAESLALP/
Smaller ELT publishers that I don’t know the influence of
MM Publications
http://www.mmpi.co.uk/Home/tabid/36/Default.aspx
Global ELT (exam materials)
Language Solutions
http://www.languagesolutionsinc.com/grfs/
Alta Book Centre Publishers
http://www.altaesl.com/index.cfm
ELB Publishing
http://www.elbpublishing.co.uk/
Pro Lingua Associates
http://www.prolinguaassociates.com/
Apricot (Japan-based publisher of materials for primary and pre-school, including fabulous picture books)
http://www.apricot-plaza.co.jp/e/e_index.php
Compass Publishing (Korea, Japan and Taiwan)
http://www.compasspub.com/english/main.asp
WorldCom EFL Books (Korea)
RIC Publications EFL, TEFL and LOTE
http://www.ricgroup.com.au/categories/esl-tefl-tote/
Athelstan
Learners Publishing (China)
http://www.learners.com.sg/product.aspx?cid=1
Graphi ELT Publishing
EFL publishers that only focus on one country
EFL Press (Japan)
Cornelsen Verlag (Germany)
Ernst Klett Verlag (Germany)
Ones I know nothing about, not even the size
TESOL Bookstore
http://www.tesol.org/read-and-publish
ELT publishers that were taken over (see above for more details on the publishers who took them over)
NorthStar ELT – Bought out by Collins, part of the Rupert Murdoch-owned Harper Collins
LTP – Taken over by Heinle, who were taken over by Cengage, who seem to be rebranding their ELT stuff as National Geographic Learning
Peter Collin Publishing – Taken over by Blackwell, who now seem to be called Wiley
Summertown – Taken over by Cengage (see above), but catalogue still here:
http://www.summertown.co.uk/default.asp?V_SITE_ID=1
Heinle ELT – see above
Marshall Cavendish – ditto
Defunct ELT publishers (in case you are still looking for them)
Chancerel International Publishers
Georgian Press
Please do add the wonderful Vermonters at http://www.prolinguaassociates.com/
Thanks. Just added to the much expanded 2nd draft.
About 6 more added to the third draft. Keep feedback coming!
Two more to add:
Kinney Brothers publishing
mpi (Taiwan)
Somehow forgot Brookemead, who have been nominated for an ELTON:
http://www.brookemead-elt.co.uk
Also ELI Readers, Easy Readers, and World-Wide Readers