Joe Clarke is the owner of RailsPlayground.com which provides web hosting services geared toward developers using the Ruby on Rails framework. Mikkel Green is the owner of Verde Design, LLC which specializes in electromechanical and embedded systems design. Kevin Young is the co-founder and co-owner of RdyToGo, LLC where he leads the design team in building truly custom web and mobile application designs that focus on moving their client's into action. www.rdytogo.com

About Foursquare:

Foursquare is a free app that helps you and your friends make the most of where you are. When you're out and about, use Foursquare to share and save the places you visit. And, when you're looking for inspiration for what to do next, we'll give you personalized recommendations and deals based on where you, your friends, and people with your tastes have been.

Whether you're setting off on a trip around the world, coordinating a night out with friends, or trying to pick out the best dish at your local restaurant, Foursquare is the perfect companion.

About NASDAQ OMX Group:

The inventor of the electronic exchange, The NASDAQ OMX Group, Inc., fuels economies and provides transformative technologies for the entire lifecycle of a trade - from risk management to trade to surveillance to clearing. In the U.S. and Europe, we own and operate 26 markets including 3 clearinghouses and 5 central securities depositories supporting equities, options, fixed income, derivatives, commodities, futures and structured products. Able to process more than 1 million messages per second at sub-55 microsecond average speeds with 99.99% uptime, our technology drives more than 70 marketplaces in 50 developed and emerging countries into the future, powering 1 in 10 of the world's securities transactions. Our award-winning data products and worldwide indexes are the benchmarks in the financial industry. Home to approximately 3,300 listed companies worth $6 trillion in market cap whose innovations shape our world, we give the ideas of tomorrow access to capital today. Welcome to where the world takes a big leap forward, daily. Welcome to the NASDAQ OMX Century. To learn more, visit www.nasdaqomx.com . Follow us on Facebook ( http://www.facebook.com/NASDAQ ) and Twitter ( http://www.twitter.com/nasdaqomx ). (Symbol: NDAQ and member of S&P 500)

-NDAQA-

If you liked this article you might like

Walt Disney, Tiffany, NASDAQ, Mazor Robotics: 'Mad Money' Lightning Round

A Ferocious Rotation: Cramer's 'Mad Money' Recap (Friday 6/9/17)

Profits Trump Economic Weakness: Cramer's 'Mad Money' Recap (Friday 6/2/17)

The Stock Market Has Been Amazingly Resilient -- Check Out These 10 Charts