Cornerstone Tax Services, LLC provides tax, bookkeeping and payroll services to both individuals and businesses, as well as guidance with small business start-up. We give the same attention to all clients, no matter how large or small. The accounting, tax preparation, and other financial services we provide are tailored to the unique needs of each client, ensuring the best possible results and maximized returns. Our firm remains on the cutting edge of tax law and financial trends. We are well-informed and continually adapt to the ever-changing world of tax law and accounting.

Our Commitment
At Cornerstone, we treat our clients with courtesy and integrity. Our staff of federally registered and bonded tax preparers will take the time to investigate every aspect of your return to ensure you only pay the taxes required. We guarantee efficient, honest tax service that achieves remarkable results. Our years of experience and notable expertise ensure that your tax preparation is in good hands.

Our record
Our consistent track record of uncompromising ethics instills confidence and trust. We use cutting edge technologies to ensure up to the minute information from the financial world. This allows us to respond quickly, and give you the most relevant information and perspectives.

Tax season begins January 30, 2013.  Start Your Return Today and be ready to e-file the first day!
We Guarantee you will pay AT LEAST 15% less in tax prep fees than you did last year*.

Find out how to get your tax return prepared for free in 2012 on our Programs page. 

Our Affiliations

We are members of:

The Greater Dover Chamber of Commerce
BNI Dover group Cochecho Networkers                                        

NATP - National Association of Tax Preparers

AIPB - Association of Professional Bookkeepers

BBB - Better Business Bureau of New Hampshire 

Individual and Small Business Taxes, Bookkeeping and Payroll

Cornerstone Tax Services, LLC
(Across From Dover City Hall)
299 Central Ave.
Dover, NH 03820
(603) 343-2393
FAX (603) 343-2046
info@cornerstonetaxservices.com

 HOURS: Monday thru Friday 8:30 am to 7:00 pm
Saturdau and Sunday 10:00 am to 4:00 pm
Extended hours by appointment.

*Must have been completed by a tax professional with a PTIN, New clients Only