Click for more info. R.K. Redding Construction, Inc. was recently recognized as one of the nation's 5000 fastest growing private companies by Inc. Magazine on its annual Inc. 500|5000 list. This year's list measures revenue growth from 2006 through 2009. To qualify, companies must have been founded and generating revenue by June 30, 2006. Additionally, they had to be U.S.-based, privately held, for profit, and independent -- not subsidiaries or divisions of other companies -- as of December 31, 2009.