The companies which have signed the registration form for the TC39 Royalty Free Technical Committe (TC) are the following:

  • Adobe*
  • Agoric Systems
  • Alibaba
  • Apple
  • Beijing Bytedance Network Technology Co., Ltd.
  • Bloomberg
  • Bocoup
  • Coinbase, Inc.
  • Datlas, Inc.
  • Deno Land Inc. (Ecma membership to be approved at the next General Assembly in December 2021)
  • Dojo Foundation*
  • Facebook
  • GoDaddy.com
  • Google
  • Huawei
  • IBM
  • Igalia, S.L.
  • Imperial College London
  • Indiana University
  • Inria
  • Intel
  • JS Foundation
  • Leiden University
  • MetaMask
  • Meteor Development Group
  • Microsoft
  • Moddable Tech, Inc.
  • Mozilla Foundation
  • npm, Inc.
  • Oracle America, Inc.
  • PayPal (ex eBay)
  • Rome Tools, Inc.
  • RunKit, Inc.
  • SATT AI Lab
  • Sony
  • Stripe, Inc.
  • Sujitech
  • Tilde Inc.
  • Tencent
  • Turing School of Software & Design
  • Twitter*
  • University of Bergen (Ecma membership to be approved at the next General Assembly in December 2021)
  • Vrije Universiteit Brussel*
  • Yahoo!
  • Zalari GmbH

* Not anymore Ecma member