Outsourced CIO (OCIO)
Delegates responsibility for investment strategy execution, portfolio monitoring and reporting to the firm's investment team.
Ask about this →M
Mercer
Helps organisations optimise investments, retirement, health benefits and workforce transformation with data-driven advisory.
Helps buyers turn complex program choices into prioritized, implementable roadmaps that balance cost, risk and performance.
- Engagement models
- Outsourced team, Retainer, Project
- Works in
- Global, North America, United States
- Ideal client stage
- Established business, Enterprise
- Ideal client size
- More than 1,000 people, 201 to 1,000 people
Services
What you can hire Mercer for
Asset manager research (MercerInsight)
Receives manager due diligence, comparative performance analysis and research to inform selection and monitoring decisions.
Ask about this →Expanded 401(k) outsourcing (MercerWise 401k)
Transfers 401(k) plan administration, recordkeeping and participant support to the firm's outsourcing team.
Ask about this →Pooled employer plan design and implementation
Engages the firm to design, establish and operationally onboard a pooled employer retirement solution for participating sponsors.
Ask about this →Sustainable investment advisory
Works with the firm to embed sustainability considerations into investment policy, reporting and manager selection.
Ask about this →Defined benefit and defined contribution plan advisory
Shares plan data for funding analysis, design and governance advice across both defined benefit and defined contribution schemes.
Ask about this →Health and benefits strategy, data & benchmarking
Provides health and benefits data for benchmarking, analytics and strategic recommendations to optimise plan design and cost.
Ask about this →Workforce and HR transformation
Collaborates on redesigning HR practices, workforce models and change programs to improve talent outcomes and operational efficiency.
Ask about this →Fit
Is Mercer right for you?
A good fit if you are
- An established business or an enterprise with More than 1,000 people or 201 to 1,000 people
- In healthcare, government, insurance, nonprofit or financial services
- Based anywhere: they work globally
How they engage
- Outsourced team
- The firm's people run delivery alongside yours.
- Retainer
- Ongoing work on a recurring basis.
- Project
- A defined scope with one outcome.
About Mercer
Known for rigorous, data-driven analytics that turn complex people, financial and programme data into clear, actionable plans, Mercer is hired to simplify risk and cost trade-offs, strengthen governance and steer large-scale organisational change while aligning programs to strategic objectives at scale.
Industries served
All sources checked 2 Oct 2026.
Questions and answers
How do I contact Mercer?
Use Contact Mercer on this page and describe what you need. Haycion passes your request to Mercer, and they reply to the email you give.
Have a project for Mercer?
Send them a request. They reply by email.
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