| From: | United Kingdom 🇬🇧 |
| Gender: | Male |
| Hardest Boulder (Worked): | 8B |
| Hardest Boulder (Flash): | 7C+ |
| Hardest Sport (Worked): | 8b |
| Hardest Trad (Worked): | E8 |
21 recorded ascents.
| Climb | Grade | Style | Ascent Date | Suggested Grade | |
|---|---|---|---|---|---|
| Corinthian Groove | 8b | Lead | worked | Jul 2003 | ||
| First ascent. | |||||
| Climb | Grade | Style | Ascent Date | Suggested Grade | |
|---|---|---|---|---|---|
| Isla de Encanta | 8B | Boulder | worked | 2004 | ||
| Second ascent. | |||||
| High Fidelity | 8B | Boulder | worked | 3rd Jan 2011 | ||
| Yes We Can | 8B | Boulder | worked | 13th Mar 2011 | ||
| First ascent. | |||||
| Rhythm | 8B | Boulder | worked | 28th Mar 2013 | 8B | |
| Voyager | 8B | Boulder | worked | 24th Jan 2015 | ||
| River Runs Dry | 8B | Boulder | worked | 2nd Feb 2025 | ||
| First ascent. With Chris Doyle. | |||||
References[1] https://www.northwalesbouldering.com/newsitem.asp?nsid=1092 |
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| Special Cases | 8A+ | Boulder | worked | 2004 | ||
| Second ascent. | |||||
| Karma | 8A+ | Boulder | worked | Feb 2005 | ||
References[1] https://ukbouldering.com/threads/katz-climbs-karma.3706/ |
|||||
| Twelve Bore | 8A+ | Boulder | worked | 2006 | ||
| First ascent. | |||||
| Toil and Trouble | 8A+ | Boulder | worked | 20th Aug 2014 | ||
| First ascent. | |||||
| Director's Cut | 8A+ | Boulder | worked | Apr 2016 | ||
|
An 11 year project! References[1] https://www.ukclimbing.com/news/2016/04/mark_katz_on_directors_cut-70398 |
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| In Hell | 8A+ | Boulder | worked | |||
| First ascent. | |||||
| Caseg Groove SDS | 8A | Boulder | worked | 2001 | ||
| First ascent. | |||||
| Mr. Fantastic | 8A | Boulder | worked | 2001 | ||
| First ascent. | |||||
References[1] On The Edge Issue 106, page 84 |
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| Higg's Problem SDS | 7C+ | Boulder | worked | 8th Aug 2020 | ||
| First ascent. | |||||
| County Ethics | 7C+ | Boulder | flash | |||
| Climb | Grade | Style | Ascent Date | Suggested Grade | |
|---|---|---|---|---|---|
| The Young Pretender | E8 | Solo | worked | 1998 | ||
| First ascent. | |||||
| Hamartia | E8 | Lead | worked | 1999 | ||
| First ascent. | |||||
|
Mark pre-placed a peg wrapped in tape to protect the upper section of the climb, though thought it was poor enough that it was unlikely to hold a fall. [1] References[1] Climber August 1999, page 11 |
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| The Shining Path | E7 | Lead | worked | 1996 | ||
| First ascent. | |||||
| The Spirit Level | E7 | Lead | worked | 1998 | ||
| First ascent. | |||||
| Climb | Grade | Style | Ascent Date | Suggested Grade |
|---|