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Home › Groups › MARSH & MCLENNAN COMPANIES, INC.

MARSH & MCLENNAN COMPANIES, INC. group: subsidiaries and structure

Corporation · WILMINGTON, United States · LEI 549300XMP3KDCKJXIU47
116subsidiaries
28countries
89held directly
2lapsed LEIs
22links on accounts older than 24 months
14ISINs of subsidiaries

Summary

MARSH & MCLENNAN COMPANIES, INC. is the ultimate parent of 116 subsidiaries with LEIs in 28 countries, as reported to GLEIF. 89 are held directly; the others sit below intermediate companies. The largest numbers are in the United Kingdom (32), in Ireland (11) and in the Netherlands (9). 2 of the subsidiaries have a lapsed LEI, and 22 links rest on accounts older than 24 months. GLEIF's ISIN mapping lists 25 ISINs for the parent and 14 ISINs for its subsidiaries.

Written from GLEIF data using fixed, reviewed sentence templates.

Subsidiaries by country

United Kingdom32
Ireland11
Netherlands9
United States9
Germany6
Spain6
France5
Australia4
Belgium4
Italy4
Luxembourg4
Canada3
India2
Portugal2
Sweden2

and 13 more

Data-quality notes (AssetCensus analysis)

No group-level data-quality notes in this data release.

22 subsidiaries have data-quality notes; they are listed on each company page.

Group structure

Indentation shows the direct parent reported to GLEIF.

MARSH & MCLENNAN COMPANIES, INC. United States ultimate parent
MARSH PTY LTD Australia
MERCER (AUSTRALIA) PTY LTD Australia
MERCER INVESTMENTS (AUSTRALIA) LIMITED Australia
MERCER SUPERANNUATION (AUSTRALIA) LIMITED Australia
MARSH Belgium
MARSH EUROPE Belgium
MERCER (BELGIUM) Belgium
OLIVER WYMAN Belgium
Mangrove Risk Solutions Bermuda Ltd. Bermuda
MARSH & MCLENNAN SHARED SERVICES CANADA LIMITED Canada
MARSH CANADA LIMITED Canada
Marsh Investments Canada Limited (MICL) Canada
MARSH & MCLENNAN HOLDING GMBH Germany
MARSH GMBH Germany
Marsh Re (Germany) GmbH Germany
Mercer Deutschland GmbH Germany
Mercer Treuhand GmbH Germany
Mercer Pensionsfonds AG Germany
DEASTERRA PARTNERS SL Spain
ASTERRA RE SOCIEDAD ANONIMA CORREDURIA DE REASEGUROS Spain
GUY CARPENTER & CIA SA Spain
MARSH RISK CONSULTING, S.L. Spain
MARSH SOCIEDAD ANONIMA MEDIADORES DE SEGUROS Spain
MERCER CONSULTING, S.L. Spain
Marsh McLennan Oy Finland
MARSH & MCLENNAN COMPANIES FRANCE France
MARSH SAS France
MARSH RE (FRANCE) S.A.S. France
MERCER (FRANCE) SAS France
TRIPICA France
CALM FINANCE HOLDINGS LIMITED United Kingdom
OLIVER WYMAN SERVICES LIMITED United Kingdom
CALM TREASURY HOLDINGS LIMITED United Kingdom
Mercer Alternatives AG Switzerland
Mercer Alternatives (Luxembourg) S.à r.l. Luxembourg
VICTOR INSURANCE EUROPE B.V. Netherlands
CARDANO HOLDING LIMITED United Kingdom
LINCOLN PENSIONS LIMITED United Kingdom lapsed
CASCADE REGIONAL HOLDINGS LIMITED United Kingdom
FUNDHOUSE BESPOKE LIMITED United Kingdom
JLT GROUP HOLDINGS LIMITED United Kingdom
JLT LATIN AMERICAN HOLDINGS LIMITED United Kingdom
JLT PERU WHOLESALE LIMITED United Kingdom
JLT WEALTH MANAGEMENT LIMITED United Kingdom
MARSH & MCLENNAN COMPANIES UK LIMITED United Kingdom
MMC UK GROUP LIMITED United Kingdom
MARSH INSURANCE BROKERS LIMITED Cyprus
MARSH CORPORATE SERVICES LIMITED United Kingdom
MARSH LIMITED United Kingdom
MARSH MCLENNAN REGIONAL HOLDINGS LIMITED United Kingdom
MARSH RE (UK) LIMITED United Kingdom
MARSH SECURITIES (UK) LIMITED United Kingdom
MERCER AFRICA LIMITED United Kingdom
MERCER ALTERNATIVES LIMITED United Kingdom
MERCER LIMITED United Kingdom
MARSH MCLENNAN INDIA HOLDINGS LIMITED United Kingdom
MERCER RISK MANAGEMENT LIMITED United Kingdom
MMC CAPITAL SOLUTIONS UK LIMITED United Kingdom
MMC FINANCE (US) LIMITED United Kingdom
MMC FINANCE HOLDINGS (US) LIMITED United Kingdom
MMC FINANCE UK LIMITED United Kingdom
MMC HOLDINGS (UK) LIMITED United Kingdom
MMC INTERNATIONAL LIMITED United Kingdom
MMC INTERNATIONAL TREASURY CENTRE LIMITED United Kingdom
NOW:PENSION TRUSTEE LTD. United Kingdom
OLIVER WYMAN LIMITED United Kingdom
MANGROVE INSURANCE GUERNSEY PCC LIMITED Guernsey
MARSΗ ΕΤΑΙΡΕΙΑ ΠΕΡΙΟΡΙΣΜΕΝΗΣ ΕΥΘΥΝΗΣ ΜΕΣΙΤΕΣ ΑΣΦΑΛΙΣΕΩΝ Greece
MARSH & MCLENNAN FINANCE LIMITED Ireland
MARSH IRELAND BROKERS LIMITED Ireland
MARSH MANAGEMENT SERVICES (DUBLIN) LIMITED Ireland
Marsh McLennan Ireland Limited Ireland
MARSH SECURITIES (IRELAND) LIMITED Ireland
MERCER GLOBAL INVESTMENTS EUROPE LIMITED Ireland
MERCER GLOBAL INVESTMENTS MANAGEMENT LIMITED Ireland
Mercer Ireland Holdings ltd Ireland
Irish Pensions Trust Limited Ireland
Mercer (Ireland) Limited Ireland
PI Indemnity Company, Designated Activity Company Ireland
MARSH INDIA INSURANCE BROKERS PRIVATE LIMITED India
MARSH MCLENNAN (INDIA) PRIVATE LIMITED India
MARSH RE (ITALY) S.R.L. Italy
MARSH S.P.A. Italy
MERCER ITALIA S.R.L. Italy
MERCER ITALIA SOCIETA' D'INTERMEDIAZIONE MOBILIARE S.P.A. Italy
MARSH & MCLENNAN COMPANIES FINANCE CENTER (LUXEMBOURG) S.À R.L. Luxembourg
Guy Carpenter & Company Aktiebolag Sweden
MARSH & MCLENNAN COMPANIES HOLDINGS (LUXEMBOURG) S.À R.L. Luxembourg
MARSH & MCLENNAN EUROPE S.À R.L. Luxembourg
MANGROVE INSURANCE EUROPE PCC LIMITED Malta
Cardano Nederland B.V. Netherlands
Cardano Asset Management N.V. Netherlands
Cardano Risk Management B.V. Netherlands
JLT ASIA HOLDINGS B.V. Netherlands
MARSH B.V. Netherlands
MARSH MCLENNAN INVESTMENT B.V. Netherlands
MERCER (NEDERLAND) B.V. Netherlands
SEDGWICK INTERNATIONAAL B.V. Netherlands
MARSH MCLENNAN AS Norway
MERCER (N.Z.) LIMITED New Zealand
MARSH LDA Portugal
MERCER (PORTUGAL) - RECURSOS HUMANOS, LDA Portugal
MARSH BROKER DE ASIGURARE-REASIGURARE SRL Romania
Marsh McLennan AB Sweden
MARSH MANAGEMENT SERVICES SINGAPORE PTE LTD Singapore
MARSH & MCLENNAN SHARED SERVICES LLC United States
MARSH INSURANCE & INVESTMENTS LLC United States
MARSH INVESTMENTS US LLC United States
MARSH RE LLC United States
MARSH USA LLC United States
MERCER HOLDINGS, LLC United States
MMC INTERNATIONAL HOLDINGS LLC United States
OLIVER WYMAN, LLC United States
MERCER LIMITED British Virgin Islands
Marsh Saudi Arabia Insurance and Reinsurance Brokers Saudi Arabia lapsed direct parent not in this group view
MERCER INVESTMENT SOLUTIONS LLC United States direct parent not in this group view

Subsidiaries

CompanyCountryCityLEIAccounts yearNotes
MARSH PTY LTDAustraliaBARANGAROO5493005772UQJUEZEG322025
MERCER (AUSTRALIA) PTY LTDAustraliaDOCKLANDS984500CF8FFN2D6DB1432025
MERCER INVESTMENTS (AUSTRALIA) LIMITEDAustraliaDOCKLANDS549300QDV080OJUFAE972026
MERCER SUPERANNUATION (AUSTRALIA) LIMITEDAustraliaDOCKLANDS549300R8P4OALUA1BJ622023 > 24 months
MARSHBelgiumAUDERGHEM213800G8N6CID5C6RV912025
MARSH EUROPEBelgiumAUDERGHEM213800FO5W73GCM371922023 > 24 months
MERCER (BELGIUM)BelgiumAuderghem984500BCA54BEKC53F532025
OLIVER WYMANBelgiumAUDERGHEM54930004CWSPM8NC75682025
Mangrove Risk Solutions Bermuda Ltd.BermudaHamilton549300Z6XR6RO3X4DF962025
MARSH & MCLENNAN SHARED SERVICES CANADA LIMITEDCanadaTORONTO213800HTCCN39FGD8J042025
MARSH CANADA LIMITEDCanadaTORONTO54930058B2FXJK0SAO782024
Marsh Investments Canada Limited (MICL)CanadaToronto5493009QER3SL8IUEC462025
Mercer Alternatives AGSwitzerlandZürich2138004MR24ESX7433512025
MARSH INSURANCE BROKERS LIMITEDCyprusLIMASSOL2138003IGF13A7I8ZY652025
MARSH & MCLENNAN HOLDING GMBHGermanyMUNICH213800MDPWF3PO53F4562025
MARSH GMBHGermanyFRANKFURT AM MAIN213800VFEK4VFG5DB2822023 > 24 months
Marsh Re (Germany) GmbHGermanyMünchen391200OCP090JTG67H612023 > 24 months
Mercer Deutschland GmbHGermanyFrankfurt am Main391200CKSC0EGIGUTU36–
Mercer Pensionsfonds AGGermanyFrankfurt am Main529900KJYFG2CYF9UT732025
Mercer Treuhand GmbHGermanyFrankfurt am Main391200OWTNR6VWCT9G072021 > 24 months
ASTERRA RE SOCIEDAD ANONIMA CORREDURIA DE REASEGUROSSpainMadrid9598001ZWNZ25U1RY5762024
DEASTERRA PARTNERS SLSpainMadrid959800PXLDTPFYA8HY712024
GUY CARPENTER & CIA SASpainMADRID2138004AMBLAH9O79D672025
MARSH RISK CONSULTING, S.L.SpainMadrid959800GTALF8M9DD6L342024
MARSH SOCIEDAD ANONIMA MEDIADORES DE SEGUROSSpainMADRID213800M76MAJHX3E99322023 > 24 months
MERCER CONSULTING, S.L.SpainMadrid959800H2LW88B4DW1N172024
Marsh McLennan OyFinlandESPOO894500SGDOIY4FVZP0442026
MARSH & MCLENNAN COMPANIES FRANCEFrancePUTEAUX213800SKZ2PLRF17C9262023 > 24 months
MARSH RE (FRANCE) S.A.S.FrancePUTEAUX969500MNP1JZVOVBYR572017 > 24 months
MARSH SASFrancePUTEAUX213800BE2Q7C9BT7CO092023 > 24 months
MERCER (FRANCE) SASFrancePUTEAUX96950018W07WEHJ7VW612025
TRIPICAFrancePARIS969500ZX66JTV3VO9Z542025
CALM FINANCE HOLDINGS LIMITEDUnited KingdomLONDON2138004W3H2168MBE6862024
CALM TREASURY HOLDINGS LIMITEDUnited KingdomLONDON21380019CML8X44346162024
CARDANO HOLDING LIMITEDUnited KingdomLONDON2138007X6O1YVTOGZE942024
CASCADE REGIONAL HOLDINGS LIMITEDUnited KingdomLONDON213800V75NKPVRS1XK512024
FUNDHOUSE BESPOKE LIMITEDUnited KingdomLondon213800TGYWZHG9KPJO172025
JLT GROUP HOLDINGS LIMITEDUnited KingdomLONDON213800XRWB6SDDCZZ4342024
JLT LATIN AMERICAN HOLDINGS LIMITEDUnited KingdomLONDON213800QT5OWNTTW9B2462025
JLT PERU WHOLESALE LIMITEDUnited KingdomLONDON213800P834FNX82EOX882025
JLT WEALTH MANAGEMENT LIMITEDUnited KingdomLONDON2138006SO4JRFJ7WKG342024
LINCOLN PENSIONS LIMITEDUnited KingdomLONDON213800OFZ8LCD5MUBL802019lapsed > 24 months
MARSH & MCLENNAN COMPANIES UK LIMITEDUnited KingdomLONDON213800VU2KBRQD45KG112024
MARSH CORPORATE SERVICES LIMITEDUnited KingdomLONDON213800T6MMR46KXQWR882024
MARSH LIMITEDUnited KingdomLONDON213800IX16L7B7SBQZ262025
MARSH MCLENNAN INDIA HOLDINGS LIMITEDUnited KingdomLONDON213800G8YK6XYWRQZP242022 > 24 months
MARSH MCLENNAN REGIONAL HOLDINGS LIMITEDUnited KingdomLONDON213800JSA89Y5RGNAX772024
MARSH RE (UK) LIMITEDUnited KingdomLONDON213800ELBQZYS85L2C052024
MARSH SECURITIES (UK) LIMITEDUnited KingdomLONDON2138004OB9M9TL96L1812023 > 24 months
MERCER AFRICA LIMITEDUnited KingdomLONDON2138008UWQZ6AVLMHN262024
MERCER ALTERNATIVES LIMITEDUnited KingdomLONDON213800CDTWE98WGDPY112025
MERCER LIMITEDUnited KingdomLONDON213800R1B3QMMKVP2A272024
MERCER RISK MANAGEMENT LIMITEDUnited KingdomLONDON213800Y8ZDXBTHEIVW062025
MMC CAPITAL SOLUTIONS UK LIMITEDUnited KingdomLONDON213800DG3XQI5OHDG6902024
MMC FINANCE (US) LIMITEDUnited KingdomLONDON213800JIVPB31RR4QK132024
MMC FINANCE HOLDINGS (US) LIMITEDUnited KingdomLONDON213800UK9HYUCQ919I362024
MMC FINANCE UK LIMITEDUnited KingdomLONDON213800EUCGPGKGU562862024
MMC HOLDINGS (UK) LIMITEDUnited KingdomLONDON213800RSIZGJLW4E3S662024
MMC INTERNATIONAL LIMITEDUnited KingdomLONDON2138005TW367EHU4UY962024
MMC INTERNATIONAL TREASURY CENTRE LIMITEDUnited KingdomLONDON213800P851UZCLVK4X172023 > 24 months
MMC UK GROUP LIMITEDUnited KingdomLONDON2138009HD5CR1PVHM1712024
NOW:PENSION TRUSTEE LTD.United KingdomLONDON549300YQE0KO6ODXA2452026
OLIVER WYMAN LIMITEDUnited KingdomLONDON213800IVT16C5ICBZS662024
OLIVER WYMAN SERVICES LIMITEDUnited KingdomLONDON213800OMBTYICIFGPQ112024
MANGROVE INSURANCE GUERNSEY PCC LIMITEDGuernseyST PETER PORT213800526RA3SPZ1L9812025
MARSΗ ΕΤΑΙΡΕΙΑ ΠΕΡΙΟΡΙΣΜΕΝΗΣ ΕΥΘΥΝΗΣ ΜΕΣΙΤΕΣ ΑΣΦΑΛΙΣΕΩΝGreeceMAROUSI213800PNAX8MBRLYV5802023 > 24 months
Irish Pensions Trust LimitedIrelandDublin635400CRNEXXF6XK4R532025
MARSH & MCLENNAN FINANCE LIMITEDIrelandDUBLIN213800UTBRWG4K5KCG512025
MARSH IRELAND BROKERS LIMITEDIrelandDUBLIN213800KMEQEN7HGHUW352024
MARSH MANAGEMENT SERVICES (DUBLIN) LIMITEDIrelandDUBLIN213800XHU2TZL8PK7X592023 > 24 months
Marsh McLennan Ireland LimitedIrelandDublin6354007PNAVDWVM4YW792023 > 24 months
MARSH SECURITIES (IRELAND) LIMITEDIrelandDUBLIN213800DV5ZCG6BY7OS202024
Mercer (Ireland) LimitedIrelandDublin635400DBMLUESBJGLW242024
MERCER GLOBAL INVESTMENTS EUROPE LIMITEDIrelandDUBLIN213800PT1UEZII2FGW072025
MERCER GLOBAL INVESTMENTS MANAGEMENT LIMITEDIrelandDublin5493007RODP0KG30F3302023 > 24 months
Mercer Ireland Holdings ltdIrelandDublin 2635400JLB3WFYSTYYH042025
PI Indemnity Company, Designated Activity CompanyIrelandDublin635400DJLZ6WRI5FAO592024
MARSH INDIA INSURANCE BROKERS PRIVATE LIMITEDIndiaMUMBAI335800DL4MEGPH7W32792025
MARSH MCLENNAN (INDIA) PRIVATE LIMITEDIndiaMUMBAI3358009AAWWHJ9NHP1062025
MARSH RE (ITALY) S.R.L.ItalyMILANO815600F51363850F2E852027
MARSH S.P.A.ItalyMILANO815600E40AB1C32CA1792026
MERCER ITALIA S.R.L.ItalyMILANO815600CE209EEA50E2412027
MERCER ITALIA SOCIETA' D'INTERMEDIAZIONE MOBILIARE S.P.A.ItalyROMA8156003E1EA9AF9ADB442027
MARSH & MCLENNAN COMPANIES FINANCE CENTER (LUXEMBOURG) S.À R.L.LuxembourgLUXEMBOURG213800ZUMANKIFN7DR502024
MARSH & MCLENNAN COMPANIES HOLDINGS (LUXEMBOURG) S.À R.L.LuxembourgLUXEMBOURG2138005P2W3O79T153732025
MARSH & MCLENNAN EUROPE S.À R.L.LuxembourgLUXEMBOURG213800N735CUI6G9R7782024
Mercer Alternatives (Luxembourg) S.à r.l.LuxembourgLuxembourg529900SB15VB9O9DHO152025
MANGROVE INSURANCE EUROPE PCC LIMITEDMaltaST. JULIAN'S213800G81GJ1SZALXX442019 > 24 months
Cardano Asset Management N.V.NetherlandsRotterdam724500WRBHAIP5DV7I772025
Cardano Nederland B.V.NetherlandsRotterdam724500M6SPV94YQ7IH932025
Cardano Risk Management B.V.NetherlandsRotterdam724500M76LX58E3PW4912026
JLT ASIA HOLDINGS B.V.NetherlandsROTTERDAM213800BM9WNCQ1XBV6642024
MARSH B.V.NetherlandsROTTERDAM213800ULQ3BRCWTHAS662024
MARSH MCLENNAN INVESTMENT B.V.NetherlandsROTTERDAM7245002VBPD370Y4PU292025
MERCER (NEDERLAND) B.V.NetherlandsROTTERDAM724500VM1B0N3Y434K852025
SEDGWICK INTERNATIONAAL B.V.NetherlandsROTTERDAM724500LUKTJEZ6BXF2392025
VICTOR INSURANCE EUROPE B.V.NetherlandsROTTERDAM7245005QLFP577LJ4U562024
MARSH MCLENNAN ASNorwayOSLO213800LIW1BGLIXKVI842023 > 24 months
MERCER (N.Z.) LIMITEDNew ZealandAuckland549300KDYRRSIMOE0Q052025
MARSH LDAPortugalLisboa894500R53YY955L1TH152026
MERCER (PORTUGAL) - RECURSOS HUMANOS, LDAPortugalArroios984500AF73C8CF2DLF562025
MARSH BROKER DE ASIGURARE-REASIGURARE SRLRomaniaBucureşti9845004E85F862D060682025
Marsh Saudi Arabia Insurance and Reinsurance BrokersSaudi ArabiaRiyadh558600BL1W5AT0VEYG642022lapsed > 24 months
Guy Carpenter & Company AktiebolagSwedenStockholm549300UCIY3LKSSV7V692025
Marsh McLennan ABSwedenStockholm98450008E060D8A371522024
MARSH MANAGEMENT SERVICES SINGAPORE PTE LTDSingaporeSingapore9845006A58CC799FD3862024 > 24 months
MARSH & MCLENNAN SHARED SERVICES LLCUnited StatesWILMINGTON213800NOX6NYIJDB5E302024 > 24 months
MARSH INSURANCE & INVESTMENTS LLCUnited StatesWILMINGTON213800UEJ24KJ8L46N232025
MARSH INVESTMENTS US LLCUnited StatesWILMINGTON549300EH2E3BUOC07W922026
MARSH RE LLCUnited StatesWILMINGTON213800A3VZWSUTN9KO412025
MARSH USA LLCUnited StatesWILMINGTON2138001WTA8PS1BEXM382025
MERCER HOLDINGS, LLCUnited StatesWILMINGTON549300K6XTH0G5NL06742024
MERCER INVESTMENT SOLUTIONS LLCUnited StatesWILMINGTON549300SV4EJ2RT08LH722025
MMC INTERNATIONAL HOLDINGS LLCUnited StatesWILMINGTON984500FDG50546360B152025
OLIVER WYMAN, LLCUnited StatesWILMINGTON213800U83R24UBHXCH752025
MERCER LIMITEDBritish Virgin IslandsROAD TOWN2549006I3PFVVTFMTO022025

Download the group structure (CSV)