Dwolla raised $16.5 million with this 18-slide deck:

http://www.businessinsider.com/18-slide-pitch-deck-lands-payment-startup-dwolla-165-million-2013-4?op=1

Foursquare raised $20 million with this slide deck:

http://www.businessinsider.com/this-is-the-first-pitch-deck-foursquare-ever-showed-investors-2011-12?op=1

Airbnb raised its first round with this pitch deck:

http://www.businessinsider.com/airbnb-a-13-billion-dollar-startups-first-ever-pitch-deck-2011-9?op=1

13 slides that landed the Buffer founders $500k in funding in 3 months:

http://www.businessinsider.com/13-slides-that-landed-two-first-time-founders-500000-in-3-months-2013-5?op=1