About three months ago, in early March of this year, one company that I decided to revisit was Tennant Company (NYSE: TNC ), a global leader in the mechanized cleaning industry. At that time, the picture for the companyCrude Value Insights offers you an investing service and community focused on oil and natural gas. We focus on cash flow and the companies that generate it, leading to value and growth prospects with real potential.Subscribers get to use a 50+ stock model account, in-depth cash flow analyses ...