Here at The Motley Fool, we're all about finding great companies and holding them for the long term. Our latest installment of our Ask a Fool series highlights two truly unique and outstanding companies that couldn't look more different. One's about as stuffy a blue chip as there is, while the other sits squarely at the center of one of one of tech's most prominent growth areas. Fool contributor Andrew Tonner explains it all in the video below.

Fool contributor Andrew Tonner has no position in any stocks mentioned. Follow Andrew and all his writing on Twitter: @AndrewTonnerThe Motley Fool recommends 3D Systems. The Motley Fool owns shares of 3D Systems and International Business Machines, and has the following options: Short Jan 2014 $36 Calls on 3D Systems and Short Jan 2014 $20 Puts on 3D Systems. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.