The Greater Richmond Chamber of Commerce represents the combined business interestes of central Virginia (Chesterfield, Henrico, Hanover and the City of Richmond). Although many other localities maintain their own independent Chambers, the GRCC provides the best access to online information relating to the Richmond-area economy and commerce.
The Richmond-area Better Business Bureau also provides information regarding businesses in the Richmond vicinity, including specific details about area business (including corporations).
Area job postings can be easily found on the national databases (monster.com, hotjobs.com, etc.), but also via some smaller databases.