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Delta Dental

Tom Raffio 
President & CEO 
email – 
ph 603 223-1000
fax 603 223-1299

Northeast Delta Dental 
One Delta Drive
PO Box 2002
Concord, New Hampshire 03302-2002


Delta Dental Guarantee

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Since the inception of GOSE, Northeast Delta Dental’s market share has increased from 20 percent in their three states to 62 percent in Maine, 56 percent in New Hampshire and
61 percent in Vermont.

Northeast Delta Dental Service Guarantee Historical Metrics 1995-2023

GOSE 2018

GOSE 2017

GOSE 2016

GOSE 2015

GOSE 2014

GOSE 2013

GOSE 2012

GOSE 2011

GOSE 2010 

GOSE 2009

2023 Statistics

Our total 2023 revenue was $482,531,334


Our total 2023 net income was $13,643,809 net income.


Northeast Delta Dental is a non-profit. The Reserve/Surplus is $186,313,898 vs $8,573,838 when Raffio started in 1995 as CEO with the GOSE plan.

Primary subscribers 

Cover individuals 

Total Full Time Employees is 193

Our market share in their tri-state region is: New Hampshire 56%, Vermont 61% and Maine 62%

2023 Training Summary


Amount spent on training in 2023 was $102,858

Tom Raffio’s new book available on Amazon, Prepare for Crisis – Plan to Thrive:

The Inside Story of How One Company did it Right in 2020 and invested $27 million (about 8% of their annual revenue) in stakeholder relief and There are No Do Overs.