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Article: Unofficial BASE Jumping Records
The 30 people who participated in the multiway record from the Ostankino tower are:

Simon Brentford
Johnny Utah (John Michael Winkelkotter)
Денис Ленчевский (Denis Lenchevski)
Petri Olavi Henrik Lehtinen
Михаил Ширманов (Mikhail Shirmanov)
Александр Фомичев (Aleksandr Fomichev)
Torsten Ritter
Slim (Roland Simpson (Ortner)) - Deceased
Дмитрий Обод (Dmitrij Obod)
Вадим Попов (Vadim Popov)
Дмитрий Киселев (Dmitrij Kiselev)
Stephan Mueller
Владимир Шилин (Vladimir Shilin) - Deceased
James Charles Boole
Elin Helen Kristiansen
Gregory Keith Wilcock
Neil Queminet - Deceased
Craig Poxon
Константин Яблоков (Konstantin Yablokov)
Daniel Whitford
Seven
Feral
"Super" Johnny Saavedra
Алексей Будницкий (Aleksej Budnitskij)
Светлана Бузинкова (Svetlana Buzinkova)
Raymond Murphy
Martin Rosen
Павел Ольшанский (Pavel Ol'shanskij)
Michelle Carlstrom
Сергей Ахапкин (Sergej Akhapkin)

I used an automatic online transliteration tool to Anglicise the Cyrillic. Please feel free to correct.