Accounting and Professional
Accountants Global Network, International (AGN)
American Institute of Certified Public Accountants
The New York Times

Business and Financial
Alternative Investement Management Association (AIMA)
AM Best
American Stock Exchange
Bloomberg
BusinessWeek Online - Financial Center
Eurekahedge
NASDAQ
Standard & Poor's
The New York Stock Exchange
The Street.com
U.S. Securities Exchange Commission

Businesses and Entrepreneurial
BusinessWeek Online
CCH Small Business Owner’s Toolkit
Dunn & Bradstreet
MSNBC Small Business News
Quicken.com Small Business
Small Business Administration
U.S. Census Bureau
U.S. Department of Commerce
U.S. Patent and Trademark Office

Captive Insurance
Captive Guru.com
Captive Insurance Companies Association
Captive.com
Vermont Captive Association

Family Business
Family Firm Institute

Family Offices
Family Office Exchange
Insititute for Family Foundations

Financial Services
100 Women in Hedge Funds
Albourne Village
CogentHedge
Hedge Fund Center
Hedge Fund Consistency Index
Hedge Fund Lounge
Hedge Fund Research, Inc.
Hedge Fund Tools
Hedge World
Hedgeco.net
HedgeFund.net
Infovest21
Managed Funds Association
MAR/Hedge
PrivateEquityCentral.net
The Hedge Fund Association

IRS
Internal Revenue Service
IRS Tax Forms

Miscellaneous
Guidestar: Guide to Nonprofit organizations

Real Estate
Building Owners and Managers Association
CCIM Institute
CoreNet Global: Association for Corporate Real Estate and Related Professionals
International Council of Shopping Centers
National Association of Industrial Office Properties
National Association of Real Estate Investment Trusts
Society of Industrial & Office Realtors
The Institute of Real Estate Management
Urban Land Institute