Marsh McLennan

Marsh McLennan is a global professional services firm headquartered in New York City. Founded in 1905 through the merger of businesses led by Henry W. Marsh and Donald R. McLennan, it went public in 1962. It operates through four divisions: Marsh (insurance brokerage and risk management), Marsh Re (reinsurance intermediary), Mercer (HR and benefits consulting), and Oliver Wyman (management consulting). With over 90,000 employees across 130+ countries, Marsh McLennan ranks 175th on the Fortune 500 and serves financial services, healthcare, energy, manufacturing, technology, and other sectors. Its distinctive strength combines risk management expertise, organizational strategy, and human capital capabilities. Recent acquisitions of Jardine Lloyd Thompson (2019) and McGriff Insurance Services (2024) demonstrate continued expansion in its core risk and consulting markets.

Culture

Marsh McLennan cultivates a sophisticated, client-focused culture emphasizing thought leadership and expertise. The firm brings together specialists across risk management, consulting, and human capital practices, fostering collaboration around complex strategic challenges. The company positions itself as a trusted advisor to senior leaders and policymakers, reflecting a professional and intellectually rigorous work environment. Employees typically work on high-stakes advisory engagements requiring deep industry and functional expertise.

  • Sophisticated, client-focused culture emphasizing thought leadership and global expertise
  • Brings together specialists across risk, people, and consulting practices for collaborative problem-solving
  • Professional environment serving as trusted advisor to senior leaders and policymakers
  • Employees engage with complex, high-stakes strategic challenges across diverse industries and geographies

Industry

Professional Services

Values

  • Perspective
  • Confidence
  • Risk awareness
  • People development
  • Strategic guidance
  • Global collaboration

Hiring velocity

268 open now, 268 first appeared in the last 30d.

Funding history 1 round, $0 total

RoundClosedAmountInvestors
LaterJan 1962undisclosed

Open roles

Title Location Posted
【障がい者採用 / 在宅勤務可】事務系オープンポジション/人事・総務・広報・保険事務・営業サポート - マーシュ / Marsh - Tokyo, JapanTokyo - Akasakatoday
プロジェクトマネジャー ビジネストランスフォメ-ション / Project Manager Business Transformation Initiatives - Marsh - Tokyo, JapanTokyo - Akasakatoday
Client Executive / 法人営業職 / Private Equity / プライベートエクイティ / VP - Marsh - Tokyo, JapanTokyo - Akasakatoday
Risk ConsultantJakarta - World Trade Blg. 3today
Client Executive / 法人営業職 / Specialties & Real Estate / 金融・不動産チーム / マーシュジャパン(株)- Marsh - Tokyo, JapanTokyo - Akasakayesterday
組織人事変革コンサルタント【ゼネラル/関西オフィス所属】 Mercer-Osaka, JapanOsaka - Umedayesterday
【障がい者採用 / 在宅勤務可】事務系オープンポジション/人事・総務・広報・営業コンサル アシスタント - マーサー / Mercer - Tokyo & Fukuoka Japan2 Locationsyesterday
Institutional Investment Consulting Associate13 Locationsyesterday
Client ManagerAliso Viejo - Polarisyesterday
Government Health Consulting Informatics Analyst - College Program 20273 Locationsyesterday
Government Health Consulting Actuarial Summer Intern - College Program 20272 Locationsyesterday
Government Health Consulting Financial Summer Intern - College Program 20272 Locationsyesterday
Government Health Consulting Informatics Summer Intern - College Program 20272 Locationsyesterday
Business Development ExecutiveSan Francisco - Embarcaderoyesterday
Business Insurance Senior Account ManagerKennesaw - Barrettyesterday
Business Insurance Account Manager IKennesaw - Barrettyesterday
Private Client Services Senior Client ManagerRidgeland - Newpointeyesterday
Business Insurance Client ExecutiveColumbus - Brookstoneyesterday
Business Insurance Client Account ExecutiveAthens - Claytonyesterday
Business Insurance Sr. Account AssociateRidgeland - Newpointeyesterday
Gerente de Consultoria – CompensationSao Paulo - EZTowersyesterday
Senior Health & Benefits Consulting AnalystPhoenix - E. Camelbackyesterday
Broker / Senior Reinsurance Broker2 Locationsyesterday
Client AnalystAliso Viejo - Polarisyesterday
Proposal Specialist6 Locationsyesterday
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