With the usual caveats regarding WSOP reporting, here are those listed as from GB who have made it through day 1b.
33 Jonas Lauck GB 114,600 Brasilia 42 / 5
69 Rupert Elder BURY ST EDMUNDS GB 94,800 Pavillion / 122 / 6
77 Liv Boeree EAST MOLESY GB 93,125 Brasilia / 34 / 6
79 Najib Kamand SURREY LONDON GB 92,550 Brasilia / 12 / 8
112 Louis Salter London GB 85,000 Pavillion / 113 / 4
120 James Morris LONDON GB 83,875 Brasilia / 27 / 7
146 Salman Behbehani GB 79,200 Brasilia GB 77 / 1
221 Lee Morris GB 67,025 Pavillion GB 102 / 6
267 Sunny Chattha LONDON GB 63,350 Pavillion / 135 / 7
274 Alexander Schechter GB 63,025 Pavillion GB 148 / 2
297 Ronald Lawton Altrincham GB 61,250 Pavillion / 103 / 2
303 Tim Davie Hayward Heath GB 60,950 Brasilia / 92 / 2
393 Jack Ellwood NEWCASTLE GB 54,700 Pavillion / 104 / 1
415 Ross Boatman LONDON GB 53,375 Brasilia / 69 / 1
420 Paul Alterman LONDON GB 53,125 Brasilia / 41 / 9
433 John Eames SOUTHPORT GB 52,000 Brasilia / 74 / 6
464 Andrew Teng LONDON GB 50,025 Pavillion / 148 / 1
474 Joe Laming London GB 49,750 Brasilia / 83 / 7
495 Laurence Houghton LONDON GB 48,650 Pavillion / 137 / 3
503 Alex Ferrand London GB 48,300 Brasilia / 12 / 5
542 Kevin Williams LEYTON STONE GB 45,800 Brasilia / 40 / 2
556 Nicolas Levi LONDON GB 45,325 Brasilia / 55 / 9
574 Chris Moorman BENFLEET GB 44,525 Brasilia / 37 / 1
622 Bryan Coyne WESTMINSTER GB 42,100 Brasilia / 6 / 3
634 Teddy Sheringham LONDON GB 40,775 Brasilia / 31 / 1
659 Neil Walker Burgess Hill GB 39,650 Pavillion / 144 / 2
676 Michael Greco LONDON GB 38,575 Pavillion / 120 / 5
693 Joseph Carr-Hill BRIGHTON GB 37,625 Brasilia / 5 / 3
698 Neil Channing LONDON GB 37,300 Pavillion / 143 / 6
829 Jack Salter LONDON GB 30,425 Brasilia / 10 / 8
838 Robin Fisher SUNNINGHILL ASCOT GB 30,000 Pavillion / 130 / 5
952 Charles Chattha LONDON GB 24,800 Pavillion / 98 / 6
979 Morgan Sorfleet Southampton GB 23,575 Brasilia / 82 / 6
1007 Joseph Roberts London GB 22,100 Brasilia / 23 / 2
1013 Darren Fuller GB 21,875 Brasilia / 63 / 6
1065 Sonny Solomon WOODFORD GREEN GB 19,550 Brasilia / 49 / 6
1071 Mark Teltscher LONDON GB 19,200 Pavillion / 103 / 8
1139 Ram Vaswani LONDON GB 14,750 Brasilia / 11 / 7
1206 Wai Choi London GB 11,525 Brasilia / 80 / 8
1210 Leonor Margets London GB 11,375 Pavillion / 99 / 7
1239 Aaron Virchis SOUTHHAMPTON GB 9,125 Brasilia / 73 / 4
1246 Jonathan Weekes LONDON GB 8,275 Brasilia / 80 / 1
1257 Barny Boatman HENDON GB 7,600 Brasilia / 59 / 9
1266 Igor Yaroshevskyy Onepropet Rovse GB 6,750 Pavillion / 138 / 7
1281 Stephen Bantick GB 5,800 Brasilia / 74 / 3
1287 James Dempsey BRIGHTON GB 4,600 Brasilia / 2 / 2
Although we might like to claim Leo Margets, it seems a little ambitious.
Also, Onepropet Rovse might not be in Britain, unless it's in the North East somewhere.
The full list is here:
http://www.wsop.com/pdfs/reports/12861/Main-Event-Day-1B-Counts-by-Chips.pdf