Finding the most informative sites in cyberspace can be a trying experience.
O’Sullivan & Company has compiled a list of reliable resources for your


CNN Money
This website is a great resource for financial information.
Bank Rates
Current information on money rates for home loans and other loans as well as savings deposits.
EDGAR Database of Corporate Information

Visit this website to have access to financial information and SEC filings of publicly held companies.
New York Stock Exchange
The NYSE is a world leader for listings, trading in cash equities, equity and interest rate derivatives, bonds and the distribution of market data.
This is the official website of The Nasdaq Stock Market, the largest US electronic stock market with approximately 3,200 companies.
Federal Home Loan Bank of Boston
The Federal Home Loan Bank of Boston provides member institutions with financial products and services that help build vibrant communities.
Present Value Calculator
Use this calculator to determine what the cash value of future settlement is worth.


Where’s My Refund?
Find out the current status of your federal refund.


Internal Revenue Service
Home of the IRS on the Web. The IRS has definitely done a nice job on their Website.
Social Security

Visit Social Security On-line to check your benefits, learn about Medicare, or get employment disability assistance.
Massachusetts Department of Revenue
Home of Massachusetts Department of Revenue. If you have questions you may be able to get answers here.
Massachusetts Webfile for Business
Online services for businesses, trusts, and organizations. Here you can register your business or organization, file tax returns and make payments, manage your tax profile and more.
Massachusetts Secretary of State
Search the Massachusetts database for information about businesses that operate in Massachusetts.
Massachusetts Business Annual Report Online
Our clients can file their annual reports online using this link. They can also view entity records and filings of approximately two hundred and seventy-five thousand business and nonprofit corporations and approximately sixty thousand limited liability entities organized or registered to do business in the Commonwealth of Massachusetts.
New Hampshire Department of Revenue
Many common NH tax forms can be printed from this site.
New Hampshire Attorney General
This link provides you with access to the services offered by the NH Attorney General’s office.


Kelley Blue Book
New and used vehicle pricing.