Hubspot- 4.4 out of 5 stars

Established in 2006, HubSpot is a Massachusetts based software firm that specializes in providing software for businesses to coordinate their online marketing effort.

Airbnb - 4.6 out of 5 stars

Airbnb is one of the big names in online or mobile based reservations for unique accommodations around the world. The company operates in 192 countries and in more than 34000 cities. An easy way for travelers to monetize their extra space, Airbnb values more than $25 billion, with $2.3 billion funding till date.

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