United States · 
Who invested in Summon?
Summon's investors include Khosla Ventures, Y Combinator, Andreessen Horowitz, General Catalyst and Redpoint, and 6 more on record.
201220132014
?Seed?RoundUnited States · Funded startup
Who invested in Summon
2 rounds we have observed, with the 11 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
Undisclosedraised across 2 rounds since 2012, from 2 sources
- Latest round
- RoundFeb 2014
- Investors
- 11
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Seed Jan 2012
- Between rounds
- 2.2 years from the last two
The rounds
- Feb 2014RoundAmount undisclosed4 new1 returning
From a historical funding record
- Jan 2012SeedAmount undisclosed7 new
Y Combinator
Andreessen Horowitz
General Catalyst
Khosla Ventures
Redpoint- Joshua Schachter
Prefix Capital
Reported by techcrunch.com
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Everyone who backed them
Joshua SchachterVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Summon
How much has Summon raised?
Summon has raised 2 rounds since 2012, none with a disclosed amount.
When did Summon last raise?
Summon's most recent round was an Undisclosed round in Feb 2014.
Who backed Summon first?
Summon's first round on record, in Jan 2012, was backed by Y Combinator, Andreessen Horowitz and General Catalyst and 4 others.
What stage is Summon at?
Summon's latest named round is an Undisclosed round, in Feb 2014.
Where is Summon based?
Summon is based in the United States.
Find investors like these
Search every investor by what they have actually funded, then narrow to your stage and market. Free.