SBA
https://www.sba.gov/

Company Background
http://www.bizstats.com/

Company Research

https://guides.loc.gov/company-research

Hoovers Information 

http://www.hoovers.com/

Economic Analysis
Long/Term Economic Forecast (Livingston Survey) 

https://www.phil.frb.org/research-and-data/real-time-center/livingston-survey/

Economic Data & Analysis

https://www.bea.gov/

Federal District Bank (Local Economic Information)

https://www.federalreserve.gov/monetarypolicy/beige-book-default.htm

Industry Background

http://www.firstresearch.com/

SIC Codes 

https://www.osha.gov/pls/imis/sic_manual.html

NAICS Code Search & SIC Conversion 

https://siccode.com/naics-to-sic-conversion