Global Head Of Sustainable Investments
Current
Sep 2022 - Present
AeroLeads people directory · profile
Annabell Siem Mathiesen Email & Phone Number
Global Head of Sustainable Investment
at
Mercer
LinkedIn matched
✓ Verified Jun 2026
3 data sources
Profile completeness 86%
Current company
Role
Global Head of Sustainable Investment
Location
Greater Oslo Region, Norway, Norway
Company size
Who is Annabell Siem Mathiesen? Overview
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Quick answer
Annabell Siem Mathiesen is listed as Global Head of Sustainable Investment at Mercer, a company with 10 employees, based in Greater Oslo Region, Norway, Norway. AeroLeads shows a matched LinkedIn profile for Annabell Siem Mathiesen.
Annabell Siem Mathiesen previously worked as Global Head of Sustainable Investments at Mercer and Chairwoman of the Board - Mercer Norway at Mercer. Annabell Siem Mathiesen holds Master Of Science (M.Sc.), Investment Management from Bayes Business School.
Company email context
Email format at Mercer
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Mercer
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Profile bio
About Annabell Siem Mathiesen
As Global Leader for Sustainable Investments I have the opportunity to lead high preforming teams across all regions in helping our clients develop and apply their respective sustainability beliefs into investment policies and practices. Since joining Mercer in 2014, I have held a number of leadership positions, including Investments Leader for the Nordics and Eastern Europe. In 2021 I was selected as a “Global top 50 Women in Investment Management” by Institutional investor.| Leadership |Sustainable Investment | ESG | Strategy | Risk Management |
Current workplace
Annabell Siem Mathiesen's current company
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Mercer
13 roles
Annabell Siem Mathiesen work experience
A career timeline built from the work history available for this profile.
Chairwoman Of The Board - Mercer Norway
Current
Sep 2022 - Present
Partner
Current
Apr 2018 - Present
Head Of Wealth - Norway
Jan 2017 - Oct 2022
Ceo Mercer Norway
Jan 2019 - Sep 2022
Head Of Wealth - Northern Europe
Jan 2017 - Dec 2018
Head Of Investments - Nordics And Eastern Europe
Jun 2014 - Dec 2016
Head Of Implemented Solutions - Nordics
Mar 2014 - Jun 2014
Board Member
Current
Mar 2019 - Present
Board Member
Mar 2021 - Oct 2022
Investment Executive
Jun 2009 - Mar 2014
Client Relationship Manager - Institutional Clients Emea
Aug 2004 - Feb 2009
Client Advisor - Institutional Clients Norway
Jan 1999 - May 2003
Team & coworkers
Colleagues at Mercer
Other employees you can reach at mercer.com. View company contacts for 10 employees →
JC
Jessica Castoria
Colleague at MercerNew York City Metropolitan Area, United States
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ES
Eve Shepherd
Colleague at MercerWinchburgh, Scotland, United Kingdom, United Kingdom
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GE
Grant Early
Colleague at MercerPhiladelphia, Pennsylvania, United States, United States
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JL
Jeremias Lauterbach
Colleague at MercerGreater Hamburg Area, Germany
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BM
Brenda Mcfarland
Colleague at MercerLos Angeles, California, United States, United States
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DM
Devesh Mahajan
Colleague at MercerDelhi, India, India
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MP
Mary Pardo
Colleague at MercerColombia, Colombia
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OD
Orlando De Sousa
Colleague at MercerCity Of Johannesburg, Gauteng, South Africa, South Africa
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JB
Joe Barcic
Colleague at MercerNew York, New York, United States, United States
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EN
Eileen Nolan
Colleague at MercerGreater Chicago Area, United States
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Jessica Castoria
Colleague at MercerNew York City Metropolitan Area, United States
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ES
Eve Shepherd
Colleague at MercerWinchburgh, Scotland, United Kingdom, United Kingdom
View →
GE
Grant Early
Colleague at MercerPhiladelphia, Pennsylvania, United States, United States
View →
JL
Jeremias Lauterbach
Colleague at MercerGreater Hamburg Area, Germany
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BM
Brenda Mcfarland
Colleague at MercerLos Angeles, California, United States, United States
View →
DM
Devesh Mahajan
Colleague at MercerDelhi, India, India
View →
MP
Mary Pardo
Colleague at MercerColombia, Colombia
View →
OD
Orlando De Sousa
Colleague at MercerCity Of Johannesburg, Gauteng, South Africa, South Africa
View →
JB
Joe Barcic
Colleague at MercerNew York, New York, United States, United States
View →
EN
Eileen Nolan
Colleague at MercerGreater Chicago Area, United States
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3 education records
Annabell Siem Mathiesen education
Master Of Science (M.Sc.), Investment Management
Bayes Business School
Bachelor Of Business Administration (B.B.A.), Economics
Bi Norwegian Business School
Executive Board Programe
Insead
FAQ
Frequently asked questions about Annabell Siem Mathiesen
Quick answers generated from the profile data available on this page.
What company does Annabell Siem Mathiesen work for?
Annabell Siem Mathiesen works for Mercer.
What is Annabell Siem Mathiesen's role at Mercer?
Annabell Siem Mathiesen is listed as Global Head of Sustainable Investment at Mercer.
Where is Annabell Siem Mathiesen based?
Annabell Siem Mathiesen is based in Greater Oslo Region, Norway, Norway while working with Mercer.
What companies has Annabell Siem Mathiesen worked for?
Annabell Siem Mathiesen has worked for Mercer, Marsh Norway, Forsikringsmeglerne, Gard As, and Alliancebernstein Ltd.
Who are Annabell Siem Mathiesen's colleagues at Mercer?
Annabell Siem Mathiesen's colleagues at Mercer include Jessica Castoria, Eve Shepherd, Grant Early, Jeremias Lauterbach, and Brenda Mcfarland.
How can I contact Annabell Siem Mathiesen?
You can use AeroLeads to view verified contact signals for Annabell Siem Mathiesen at Mercer, including work email, phone, and LinkedIn data when available.
What schools did Annabell Siem Mathiesen attend?
Annabell Siem Mathiesen holds Master Of Science (M.Sc.), Investment Management from Bayes Business School.
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