Let's make a list. Include name, company and URL that "proves" it (prefer primary sources). I'll move your data to this first message.
FOR:
Brian Armstrong, CEO Coinbase
Stephen Pair, CEO BitPay
https://medium.com/@spair/increasing-the-block-size-limit-85ff236fc516
Wences Cesares, CEO of Xapo
Mike Belshe, CEO of BitGo
John McDonnell, CEO of Bitnet
Sam Cole, CEO of KnCMiner
Jeremy Allaire, CEO of Circle
Sean Neville, President of Circle
Peter Smith, CEO of Blockchain.info
Charles Cascarilla, CEO itbit.com
http://blog.blockchain.com/wp-content/uploads/2015/08/Industry-Block-Size-letter-All-Signed.pdf
(not primary source) http://bitcorati.com/2015/08/24/bitgo-xapo-bitnet-kncminer-circle-blockchain-info-and-bitpay-support-bip-101-for-bitcoin-block-size-increase/
Jihan Wu, Co-founder of BITMAIN.
AntPool,
F2Pool,
BTCChina,
BW Mining,
Huobi
(non-primary, english) http://cointelegraph.com/news/114577/chinese-mining-pools-propose-alternative-8-mb-block-size
(primary source, not english) http://www.8btc.com/blocksize-increase-2
Nic Cary, Blockchain.info
Andreas Antonopoulos CTO Third Key Solutions
Alan Reiner, CEO Armory
http://sourceforge.net/p/bitcoin/mailman/message/34093337/
Henry Brade CEO Bittiraha.fi
https://twitter.com/Technom4ge/status/596334370803326978
Joel Lehtonen, Kryptoradio
https://twitter.com/koodilehto/status/596675967667568641
BX.in.th
https://twitter.com/BitcoinThai/status/605022509101023232
Jameson Lopp, BitGo engineer
https://twitter.com/lopp/status/605041173439209472
Aaron Voisine CEO Breadwallet
http://sourceforge.net/p/bitcoin/mailman/message/34096857/
OKCoin
https://twitter.com/okcoinbtc/status/598412795240009728
BTC Guild founder, Eleuthria
https://www.reddit.com/r/Bitcoin/comments/370rko/21_inc_engineer_everyone_assumes_humans_will_be/crjfnpg?context=3
WEAKLY FOR:
Tyler Winklevoss, Gemini
https://www.reddit.com/r/IAmA/comments/3nu7gj/we_are_cameron_and_tyler_winklevoss_but_you/cvrc7ln
AGAINST:
amir taaki, unSystem, libbitcoin, darkwallet
https://lists.dyne.org/lurker/message/20150908.203305.54f1f128.en.html
mircea popescu, MPex
http://trilema.com/2015/lets-address-some-of-the-more-common-pseudo-arguments-raised-by-the-very-stupid-people-that-like-the-gavin-scamcoin-proposal/
GreenAddress
http://www.reddit.com/r/Bitcoin/comments/35anax/list_of_bitcoin_services_that_support_increasing/cr2mq84
Bitcoinpaygate
http://www.reddit.com/r/Bitcoin/comments/37y8wm/list_of_bitcoin_services_that_supportoppose/crqsnqp
Bitrated founder Nadav Ivgi
https://twitter.com/shesek/status/605005384026177537
David Francois, CTO of Paymium
http://fr.anco.is/2015/gavineries/
FOR:
Brian Armstrong, CEO Coinbase
Stephen Pair, CEO BitPay
https://medium.com/@spair/increasing-the-block-size-limit-85ff236fc516
Wences Cesares, CEO of Xapo
Mike Belshe, CEO of BitGo
John McDonnell, CEO of Bitnet
Sam Cole, CEO of KnCMiner
Jeremy Allaire, CEO of Circle
Sean Neville, President of Circle
Peter Smith, CEO of Blockchain.info
Charles Cascarilla, CEO itbit.com
http://blog.blockchain.com/wp-content/uploads/2015/08/Industry-Block-Size-letter-All-Signed.pdf
(not primary source) http://bitcorati.com/2015/08/24/bitgo-xapo-bitnet-kncminer-circle-blockchain-info-and-bitpay-support-bip-101-for-bitcoin-block-size-increase/
Jihan Wu, Co-founder of BITMAIN.
AntPool,
F2Pool,
BTCChina,
BW Mining,
Huobi
(non-primary, english) http://cointelegraph.com/news/114577/chinese-mining-pools-propose-alternative-8-mb-block-size
(primary source, not english) http://www.8btc.com/blocksize-increase-2
Nic Cary, Blockchain.info
Andreas Antonopoulos CTO Third Key Solutions
Alan Reiner, CEO Armory
http://sourceforge.net/p/bitcoin/mailman/message/34093337/
Henry Brade CEO Bittiraha.fi
https://twitter.com/Technom4ge/status/596334370803326978
Joel Lehtonen, Kryptoradio
https://twitter.com/koodilehto/status/596675967667568641
BX.in.th
https://twitter.com/BitcoinThai/status/605022509101023232
Jameson Lopp, BitGo engineer
https://twitter.com/lopp/status/605041173439209472
Aaron Voisine CEO Breadwallet
http://sourceforge.net/p/bitcoin/mailman/message/34096857/
OKCoin
https://twitter.com/okcoinbtc/status/598412795240009728
BTC Guild founder, Eleuthria
https://www.reddit.com/r/Bitcoin/comments/370rko/21_inc_engineer_everyone_assumes_humans_will_be/crjfnpg?context=3
WEAKLY FOR:
Tyler Winklevoss, Gemini
https://www.reddit.com/r/IAmA/comments/3nu7gj/we_are_cameron_and_tyler_winklevoss_but_you/cvrc7ln
AGAINST:
amir taaki, unSystem, libbitcoin, darkwallet
https://lists.dyne.org/lurker/message/20150908.203305.54f1f128.en.html
mircea popescu, MPex
http://trilema.com/2015/lets-address-some-of-the-more-common-pseudo-arguments-raised-by-the-very-stupid-people-that-like-the-gavin-scamcoin-proposal/
GreenAddress
http://www.reddit.com/r/Bitcoin/comments/35anax/list_of_bitcoin_services_that_support_increasing/cr2mq84
Bitcoinpaygate
http://www.reddit.com/r/Bitcoin/comments/37y8wm/list_of_bitcoin_services_that_supportoppose/crqsnqp
Bitrated founder Nadav Ivgi
https://twitter.com/shesek/status/605005384026177537
David Francois, CTO of Paymium
http://fr.anco.is/2015/gavineries/
Last edited: