Management Team

Our business is about relationships, and we have a strong management team in place that understands this. They are committed to furthering the development of our financial representatives through training and guidance, so the representatives can establish enduring and solid relationships with their clients.

 Matthew Jon Holleran

Matthew Jon Holleran

Managing Partner
Office 973-531-2222

My Networks: LinkedIn

 Cody K Dolly

Cody K Dolly, CLU®

Managing Director
Office 914-397-2300

My Networks: LinkedIn

 Darren E Grahame

Darren E Grahame, CFP®, CLU®, ChFC®, RICP®, CLF®

Development Officer
Fax 973-998-2025

My Networks: LinkedIn

Darren E Grahame, CLU®, ChFC®, RHU®, REBC®, CASL®, RICP™, CAP®, CLF®, CFP®

Mr. Grahame has been the Development Officer with Northwestern Mutual in Morristown since May of 2016 and has been with the company since 2009. Prior to working in Morristown, Darren was the Development Officer in Memphis, TN for 19 months. As Development Officer, his role is to ensure achievement of all agency development targets; including all aspects of horizontal growth for the entire Network Office territory. 

Previously, he was the Long Term Care Specialist for the Upstate NY area and a Field Director in the Syracuse office.  Mr. Grahame also ran the internship program for four years as the College Unit Director with that same office.

Mr. Grahame received his BS in Business Management from Binghamton University in 2006.  He currently resides in Bedminster, NJ with his wife Brigid and son Jameson.  

 Theresa Gallo

Theresa Gallo

Chief Financial Officer
Office 973-531-2211

Terry began her career with Northwestern Mutual in 2006.  She was hired to manage the Investment Operation’s Department, and served on the Investment Operations Advisory Committee for the Eastern Region.  Her main focus now is in the Account/Finance area while maintaining involvement in Investment Operations and Compliance. Terry attended Union College and graduated from Stafford Hall School of Business. Terry holds her FINRA securities licenses 7, 63, 66, 24, 9 and 10, and NJ State Life and Health Insurance.

 Eileen M Seabolt

Eileen M Seabolt

Director of Network Office Supervision
Office 973-531-2105

Eileen began her career with Northwestern Mutual in 1996 as an Executive Assistant for a Financial Representative .  In 2000 Eileen transitioned to the Network Office formerly located in Poughkeepsie NY as the Director Of Operations, Director of Network Office Supervision and NMIS Operations Manager. Eileen currently serves as the Director of Network Office Supervision in Morristown, NJ which has locations throughout New York and New Jersey.  Eileen is a member of the Field Supervision Advisory Committee which partners with the Home Office to improve processes and procedures for the field supervision community as a whole.  Eileen holds FINRA securities registrations 6, 63, 66, 7, 9 and 10 and her NY State Life, Accident and Health license.  Eileen and her family reside in Ulster County, New York.

 Kathryn Dowdell

Kathryn Dowdell

Other Agency Staff
Office 973-531-2222

 Rebecca Horn

Rebecca Horn

Director of Training
Office 973-531-2159

 Nicholas M Junta

Nicholas M Junta, CLTC®

Field Director
Office 914-367-0965

My Networks: LinkedIn

 Brendan G Meyer

Brendan G Meyer, CFP®

Life Insurance Specialist
Office 914-367-0925

My Networks: LinkedIn

 Glenn C Hickok

Glenn C Hickok, CLU®

College Unit Director
Office 973-531-2173

My Networks: LinkedIn Facebook


Janet Pantoja

Investment Operations Manager
Office 973-531-2217

 Jay S Kennedy

Jay S Kennedy, CLU®, ChFC®

Long Term Care Specialist
Office 973-531-2222

My Networks: LinkedIn

 Jeff Rembisz

Jeff Rembisz, CLU®, ChFC®, CLTC®

Disability Insurance Specialist
Office 908-389-9909

My Networks: LinkedIn

Jeff Rembisz has been a Financial Advisor for over 20 years.  He was the Disability Specialist for Northwestern Mutual-Morristown for 10 years.  Jeff graduated from James Madison University in 1987 with a Bachelor’s Degree in Accounting and Finance. Jeff has given many seminars on financial planning and disability insurance at many different businesses & hospitals. He works with thousands of families across the country.  In his spare time, Jeff is the Community Vice President of the Optimist Club of Westfield, NJ, and works closely with the Junior Optimist Club. He also has been a volunteer youth coach for the football, baseball and soccer programs. Jeff lives in Westfield with his wife and three children.

 Mark K Mantay

Mark K Mantay, CFP®, MBA, CLTC

Disability Insurance Specialist
Office 973-531-2127

My Networks: LinkedIn


Philip Michael Sukharev

College Unit Director
Office 973-531-2133

My Networks: LinkedIn


As a financial representative intern, you'll get real-world job experience as you discover a career with flexibility and rewards.

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Looking for a supportive team atmosphere that will provide guidance and mentorship? Do you not just want an internship, but one where you can truly make an impact on others? Need one that works around your school schedule?

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#1 in the Financial Services Industry

- Selling Power's "50 Best Companies to Sell for Now." October 2016

Top Ten Internship for 21 Straight Years

- Vault Guide to Internships, 2017 edition

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To learn more about Northwestern Mutual Investment Services, LLC and its financial representatives, visit: FINRA BrokerCheck