HBJ Data Center

HBJ Premium Data subscribers have full access to our proprietary database, maintained and continuously updated by the Hartford Business Journal research team.

This resource includes verified, in-depth information on more than 1,200 B2B companies and organizations across Connecticut, with a focused effort to expand and deepen coverage each year.

Use the Data Center to identify prospects, benchmark your organization, spot market opportunities, and stay informed on companies across Connecticut. Within the Data Center, you can:

  • Search and filter company records using custom criteria
  • Browse industry-specific lists from our annual Book of Lists
  • View individual company profiles with historical data
  • Download data for use in your own analysis and outreach
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Want the print version?
The 2026 Book of Lists contains 48 ranked company lists from a wide variety of industries across Connecticut.
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