Lists of 36 US software start ups ,with a valuation of $1 billion and above

US Start ups based on cloud that are among the are the top 10 biggest software start ups with highest valuation

the complete list  of US based software start ups with equity and VC funding that are worth more a billion USD .Among the top 3 are PALANTIR and DROPBOX

As of October 2015:PALANTIR

Latest valuation:$20.0b (October 2015)

Total equity funding:$1.6b

Valuation-to-funding: 12.8 to 1

As of October 2015: DROPBOX

Latest valuation:$10.0b (January 2014)

Total equity funding:$607m

Valuation-to-funding: 16.5 to 1