Who invested in Booker

3 rounds we have observed, with the 10 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.

IT Services

Funding summaryUpdated 26 Oct 2026

$77Mraised across 3 rounds since 2011, from 3 sources

$15MSeries A$28MSeries B$35MSeries C

Latest round: Series C, $35MMar 2015
Step-upi: 1.3×
Investors: 10

See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2012201320142015

$15MSeries A$28MSeries B$35MSeries C

First round: Series A, $15M
Biggest round: $35M
Usual gap between rounds: 23 months

The rounds

Mar 2015
Series C$35M4 new
From a historical funding record
Apr 2013
Series B$28M2 new3 returning
Reported by techcrunch.com
Oct 2011
Series A$15M4 new
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.

Series A2011Series B2013Series C2015

Revolution

Grotech Ventures

TDF Ventures

Bain Capital Ventures

Jump Capital

Signal Peak VenturesMedina Capital

First Data

Vital Financial GroupJubilee Investments

Everyone who backed them

RevolutionVC firm2rounds

Grotech VenturesVC firm2rounds

TDF VenturesVC firm2rounds

Bain Capital VenturesVC firm1round

Jump CapitalVC firm1round

Signal Peak VenturesVC firm1round

Medina CapitalVC firm1round

First DataCorporate VC1round

Vital Financial GroupVC firm1round

Jubilee InvestmentsVC firm1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

These 2 firms list Booker as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.