Leyton Orient

Season	League Tier	Kit Brand	Shirt Sponsor(s)	Other Sponsors
1974 - 75	2	Bukta	None	None
1975 - 76	2	Bukta	None	None
1976 - 77	2	Bukta	None	None
1977 - 78	2	Admiral	None	None
1978 - 79	2	Admiral	None	None
1979 - 80	2	Admiral	None	None
1980 - 81	2	Adidas	EO Papers	None
1981 - 82	2	Adidas	Taylor Walker	None
1982 - 83	3	Adidas	Taylor Walker	None
1983 - 84	3	Adidas	None	None
1984 - 85	3	Hummel	Ovenden Papers	None
1985 - 86	4	Hummel	Ovenden Papers	None
1986 - 87	4	Hummel	Leggett	None
1987 - 88	4	Spall	Leggett	None
1988 - 89	4	Spall	Comet Roofing	None
1989 - 90	3	Ribero	Comet Roofing	None
1990 - 91	3	Ribero	Comet Roofing	None
1991 - 92	3	Bukta	Baman	None
1992 - 93	3	Bukta	Independent Transport	None
1993 - 94	3	Bukta	H.E.A.T.	None
1994 - 95	3	Bukta	H.E.A.T.	None
1995 - 96	4	Olympic Sport	Acclaim	None
1996 - 97	4	Olympic Sport	Acclaim	None
1997 - 98	4	Olympic Sport	Marchpole Group	None
1998 - 99	4	Olympic Sport	Marchpole	None
1999 - 2000	4	Own brand	Bravo	None
2000 - 01	4	Own brand	Matchroom Sport	None
2001 - 02	4	Own brand	Matchroom Sport	None
2002 - 03	4	Own brand	Matchroom Sport	None
2003 - 04	4	Own brand	PokerMillion.com	None
2004 - 05	4	Vandanel	Matchroom Sport	None
2005 - 06	4	Vandanel	Matchroom Sport	None
2006 - 07	3	Vandanel	PokerMillion.com	None
2007 - 08	3	Vandanel	PartyPoker.com	None
2008 - 09	3	Puma	PartyBets.com	None
2009 - 10	3	Puma	PartyCasino.com	None
2010 - 11	3	Puma	PartyCasino.com	None
2011 - 12	3	Puma	PartyPoker.com	None
2012 - 13	3	Nike	Samsung	None
2013 - 14	3	Nike	Samsung	None
2014 - 15	3	Nike	666Bet (to Mar 2015) Somme 1916 memorial (Apr 2015)	None
2015 - 16	4	Nike	Rainham Steel	None
2016 - 17	4	Nike	Energy Bet	None
2017 - 18	5	Nike	Energy Bet	None
2018 - 19	5	Nike	Dream Team	None
2019 - 20	4	Adidas	Dream Team	None
2020 - 21	4	New Balance	Thank You Frontline Heroes	None
2021 - 22	4	New Balance	Tommy Club	None
2022 - 23	4	Puma	Shout 85258	TBA
2023 - 24	3	Puma	Eastdil Secured	TBA