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Firms

Overview · Facts

1164 firms, sorted by open now
FirmKindLondon teamMoney it investsGroup market valueDeals advisedLondon officeOpen now
Squarepoint CapitalQuantitative hedge fund~ 650 peopleCity of London36
JPMorganLarge global investment bank£660bnCanary Wharf35
G-ResearchTrading firmSoho34
DRWTrading firm~ 380 peopleCity of London29
Hudson River TradingTrading firm~ 160 peopleCity of London23
Jane StreetTrading firm~ 800 peopleCity of London23
CitigroupLarge global investment bank£161bnCanary Wharf22
Goldman SachsLarge global investment bank~ 4450 people£192bnCity of London21
Rothschild & CoIndependent advisory bank~ 950 people334 in 2025City of London19
Morgan StanleyLarge global investment bank£220bnCanary Wharf14
Point72Hedge fund, several strategies~ 320 people~ £34bnSt James's14
EYAdvisory firm370 in 2025Southwark12
Bank of AmericaLarge global investment bank£281bnCity of London11
BlackstoneLarge private equity firm~ 490 people~ £975bnMayfair11
BNP ParibasLarge global investment bank£82bn11
Crédit Agricole CIBEuropean investment bank£41bnCity of London11
DV TradingTrading firmCity of London11
Maven SecuritiesTrading firmCity of London11
WintermuteTrading firm~ 80 people11
BarclaysLarge global investment bank£57bnCanary Wharf10
Citadel SecuritiesTrading firm~ 270 peopleCity of London9
Standard CharteredInternational investment bank£45bn9
Interpath AdvisorySpecialist advisory firmCity of London8
MacquarieInternational investment bank£44bnCity of London8
PIMCOInvestment firm~ 30 people~ £1,747bnMarylebone8
UBSLarge global investment bank£107bn8
Man GroupHedge fund, several strategies~ 1050 people~ £190bnCity of London7
MUFG SecuritiesEuropean investment bank~ 650 people£186bn7
NomuraInternational investment bank~ 2000 people£21bnCity of London7
Capital GroupAsset manager~ 18 people~ £2,250bn6
CitadelHedge fund, several strategies~ 650 people~ £50bn to £57bnCity of London6
GSA CapitalQuantitative hedge fund~ £2bn to £3.6bn in 2022Mayfair6
HSBCLarge global investment bank£236bnCanary Wharf6
IMC TradingTrading firm~ 40 people6
PJT PartnersIndependent advisory bank~ 300 people£4.1bn72 in 2025Mayfair6
Capula Investment ManagementHedge fund, macro~ 12 people~ £22bn to £23bnMayfair5
Dartmouth PartnersAdvisory firmCity of London5
EvercoreIndependent advisory bank~ 430 people£7.6bnMayfair5
FTI ConsultingAdvisory firm~ 1300 people£2.8bnCity of London5
Headlands TechnologiesTrading firmCity of London5
JefferiesInternational investment bank~ 1250 people£7.6bnCity of London5
William BlairInternational investment bankCity of London5
XantiumTrading firmMayfair5
Brevan HowardHedge fund, macro~ 11 people~ £23bn to £26bnMarylebone4
Brooks MacdonaldAsset manager~ 12 people~ £21bn4
CPP InvestmentsSovereign wealth fund~ 65 people~ £432bnMarylebone4
Deutsche BankLarge global investment bank~ 6700 people£47bnCity of London4
DWS GroupBank£11bnCity of London4
KrollBank4
Lincoln InternationalInternational investment bank~ 120 people£1.8bn430 in 2025Covent Garden4
Moelis & CompanyIndependent advisory bank£3.4bn154 in 2025Marylebone4
RBC Capital MarketsInternational investment bank£202bnCity of London4
StepStone GroupFund of funds~ £174bn4
Wells FargoInternational investment bank£186bn4
WintonQuantitative hedge fund~ 160 people~ £6.4bn to £7.5bn in 2023Chelsea4
Apollo Global ManagementLarge private equity firm~ 400 people~ £703bn3
Balyasny Asset ManagementHedge fund, several strategies~ £24bn to £27bnSt James's3
bp Trading & ShippingTrading firmCanary Wharf3
BrookfieldInfrastructure investor~ 120 people~ £285bnCanary Wharf3
Cantor FitzgeraldBank3