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Declan O' Brien Email & Phone Number

Client Director at Mercer Investment Solutions | OCIO | Investment Solutions | Fiduciary Management | Multi-National Pension Funds at Mercer
Location: Dublin, County Dublin, Ireland 8 work roles 4 schools
2 work emails found @mercer.com LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails

Work email d****@mercer.com
LinkedIn Profile matched
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Current company
Mercer
Role
Client Director at Mercer Investment Solutions | OCIO | Investment Solutions | Fiduciary Management | Multi-National Pension Funds
Location
Dublin, County Dublin, Ireland
Company size
22255 employees

Who is Declan O' Brien? Overview

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Quick answer

Declan O' Brien is listed as Client Director at Mercer Investment Solutions | OCIO | Investment Solutions | Fiduciary Management | Multi-National Pension Funds at Mercer, a with 22255 employees, based in Dublin, County Dublin, Ireland. AeroLeads shows a work email signal at mercer.com and a matched LinkedIn profile for Declan O' Brien.

Declan O' Brien previously worked as Client Director at Mercer and Investment Consultant at Mercer. Declan O' Brien holds Master Of Science - M.Sc., Behavioural Economics, Distinction (1.1 Honours) from City, University Of London.

Company email context

Email format at Mercer

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*@mercer.com
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AeroLeads found 2 current-domain work email signals for Declan O' Brien. Compare company email patterns before reaching out.

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Profile bio

About Declan O' Brien

Client Director at Mercer Investment Solutions (OCIO).I work with large multi-national organisations to help them make informed investment decisions and manage their global pension portfolios.

Listed skills include Economics, Fixed Income, R Programming, Valuation, and 29 others.

Current workplace

Declan O' Brien's current company

Company context helps verify the profile and gives searchers a useful next step.

Mercer
Mercer
Client Director at Mercer Investment Solutions | OCIO | Investment Solutions | Fiduciary Management | Multi-National Pension Funds
new york, new york, united states
Website
mercer.com
Employees
22255
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Company profile
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8 roles

Declan O' Brien work experience

A career timeline built from the work history available for this profile.

Client Director

Current
Mercer

Dublin City, County Dublin, Ireland

Apr 2022 - Present

Investment Consultant

Mercer

Dublin, Leinster, Ireland

Jun 2019 - Apr 2022

Relationship Manager

Man Ahl

London, United Kingdom

Jan 2016 - Oct 2017

Client Operations Manager

Man Group

London, United Kingdom

Aug 2014 - Jan 2016

Junior Analyst, Equity Derivatives Process Management Group

Merrill Lynch

6 Month Internship in Merrill Lynch (World Financial Center, New York)

Jul 2007 - Dec 2007

Junior Analyst In Middle Office/ Risk Management

Ge Financial Markets

5 Month Internship GEFM Dublin

Apr 2006 - Aug 2006
Team & coworkers

Colleagues at Mercer

Other employees you can reach at mercer.com. View company contacts for 22255 employees →

BK Bruce Kolb Bruce Kolb Colleague at MercerLouisville, Kentucky, United States View → GE Grant Early Grant Early Colleague at MercerPhiladelphia, Pennsylvania, United States View → MM Makenna Maag Makenna Maag Colleague at MercerLincoln, Nebraska, United States View → ST Sylvain Thevenet Sylvain Thevenet Colleague at MercerGreater Paris Metropolitan Region, France View → JH Julie Hopkins Julie Hopkins Colleague at MercerSeattle, Washington, United States View → JD Jess Dean Jess Dean Colleague at MercerUnited Kingdom View → MS Mansi Singhal Mansi Singhal Colleague at MercerHapur, Uttar Pradesh, India View → SE Sam Eydt Sam Eydt Colleague at MercerToronto, Ontario, Canada View → SM Søren Markersen Søren Markersen Colleague at MercerCopenhagen, Capital Region Of Denmark, Denmark View → AA Ahmet Akif Ahmet Akif Colleague at MercerZurich, Switzerland View →
4 education records

Declan O' Brien education

Master Of Science - M.Sc., Behavioural Economics, Distinction (1.1 Honours)

City, University Of London

Behavioral economics combines elements of economics and psychology to understand how and why people behave the way they do in the real.

International Business, Finance & Insurance

Northeastern Universty

Participated in 4 year Dual Degree Programme with Dublin City University (Ireland) and Northeastern University (Boston, Massachusetts)..

Education record

Belvedere College
FAQ

Frequently asked questions about Declan O' Brien

Quick answers generated from the profile data available on this page.

What company does Declan O' Brien work for?

Declan O' Brien works for Mercer.

What is Declan O' Brien's role at Mercer?

Declan O' Brien is listed as Client Director at Mercer Investment Solutions | OCIO | Investment Solutions | Fiduciary Management | Multi-National Pension Funds at Mercer.

What is Declan O' Brien's email address?

AeroLeads has found 2 work email signals at @mercer.com for Declan O' Brien at Mercer.

Where is Declan O' Brien based?

Declan O' Brien is based in Dublin, County Dublin, Ireland while working with Mercer.

What companies has Declan O' Brien worked for?

Declan O' Brien has worked for Mercer, Man Ahl, Man Group, Deutsche Bank, and Morgan Stanley.

Who are Declan O' Brien's colleagues at Mercer?

Declan O' Brien's colleagues at Mercer include Bruce Kolb, Grant Early, Makenna Maag, Sylvain Thevenet, and Julie Hopkins.

How can I contact Declan O' Brien?

You can use AeroLeads to view verified contact signals for Declan O' Brien at Mercer, including work email, phone, and LinkedIn data when available.

What schools did Declan O' Brien attend?

Declan O' Brien holds Master Of Science - M.Sc., Behavioural Economics, Distinction (1.1 Honours) from City, University Of London.

What skills is Declan O' Brien known for?

Declan O' Brien is listed with skills including Economics, Fixed Income, R Programming, Valuation, Portfolio Management, Financial Modeling, Capital Markets, and Derivatives.

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