{"slug":"istesso","name":"Istesso","url":"https://www.gp-intel.com/company/istesso","sector":"Biotech","country":"UK","hq_city":null,"website":"https://istesso.co.uk","founded_year":null,"ipo_year":null,"status":"pe_owned","current_owner":"IP Group","current_holder":{"name":"Parkwalk Advisors and IP Group","names":["Parkwalk Advisors","IP Group"],"since_year":2018,"basis":"active_investor"},"ownership_periods":2,"ownership":[{"owner":"IP Group","fund":"IP Group (Evergreen)","fund_vintage":2001,"entry_year":2017,"exit_year":null,"is_exit":false,"deal_type":null,"buyer":null,"moic":null,"sector":"Biotech"},{"owner":"Parkwalk Advisors","fund":"Parkwalk Opportunities EIS Fund","fund_vintage":2009,"entry_year":2018,"exit_year":null,"is_exit":false,"deal_type":null,"buyer":null,"moic":null,"sector":"Biotech"}],"source":"gp-intel.com","license":"CC-BY-4.0","updated_at":"2026-07-08T00:07:56.961Z"}