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State of Minnesota

Minnesota State Retirement System

Public Employees Retirement Association

Teachers Retirement Association


Staff, Consultants & Custodians





Mansco Perry III

Charlene Olson


Executive Director and Chief Investment Officer

Executive Assistant





Senior Leadership Team

Patricia Ammann


Investment Services and



Paul T. Anderson

Financial Services and



Andrew Krech


Private Markets and

Asset Allocation


John Mulé


Legal, Legislative Policy and

Shareholder Services


Erol Sonderegger


Public Markets, Cash Management,

and Risk Management

Investment Staff

Nathan Blumenshine
Investment Officer,

Private Markets, Proxies,

and Performance


Cassandra Boll

Investment Officer,

Private Markets and
Fixed Income

Tammy Brusehaver

Investment Officer,

Public Equity


Stephanie Gleeson

Investment Officer,

Public Equity


Aaron D. Griga

Investment Officer,

Fixed Income and
Public Equity


Steven Kuettel

Investment Officer,

Cash Management


Jonathan Stacy

Investment Officer,

Private Markets


Jeffrey Weber

Investment Officer,

Legal and Legislative Affairs




Administrative Staff

Kailee Anderson

Accounting Officer


Shirley Baribeau



Kathy Leisz

Information Technology Specialist 3


Melissa Mader

Office Admin. Specialist, Senior


William J. Nicol

Investment Accounting Specialist


Kelly Nordstrom

Office Admin. Specialist, Intermediate


Narmada Ramaswami

Accounting Officer, Senior


Iryna Shafir

Compliance Analyst



General Consultant

Aon Hewitt Investment Consulting Inc.

Chicago, Illinois


Special Projects Consultant

Meketa Investment Group, Inc.

Portland, Oregon



Custodian Banks


Retirement and Trust Funds

State Street Corporation

Boston, Massachusetts


State Cash Accounts

Wells Fargo & Company

St. Paul, Minnesota