Our Team

We deliver financial and operational excellence to enhance our client’s growth.

Oak Services Group is a managed services company providing Accounting, Controllership and CFO services on a full time or fractional basis.

LEADERSHIP TEAM

Robert Misasi

Founder and President

Paul Sant

Managing Director, Client Relations

Celeste Hogan, MBA, CPA

Managing Director, Finance & Accounting

Advisory Board

Walter J. Dwyer, IV

Board Advisor

CEO, Main Street Bank

Benjamin Heywood

Board Advisor

GP, SkyRiver Ventures

Theodore K. Keith, Jr.

Board Advisor

President, Thrive Payments

Michael Lewis

Board Advisor

Financial Advisor, Northwestern Mutual

Jamie Moran

Board Advisor

Dir. Employee Benefits, Provider Group

Daniel Murray

Board Advisor

GM, US Credit Products, Mastercard (Retired)

Professional Services Team

Celeste Hogan, MBA, CPA

Managing Director, Finance & Accounting

Kelly Giguere

Senior Accountant

Jamie Rao, MBA, MS

Senior Accountant

TBA - July 2026!

Senior Accountant

Referral Partners & Client Relations Team

Stephen Snow

Principal, Virtual Access Enroll

Micheal McShea

Fmr. Dir. NE Audit Services, Marcum LLP

Lewis Howard

Dir. Bus. Development, Outcend, Ltd.

James Johnson

Director, Client Relations

Support Team – Managed Service Providers

Jilian Booth

Owner, Jillian Booth, LLC (HR)

Gary Harlam

Owner, Technology Advisory Group (IT)

Jason Harlam

VP, Technology Advisory Group (IT)

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