Who invested in Sidecar

12 rounds we have observed, with the 40 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.

Advertising & AdtechMartech

Funding summaryUpdated 26 Oct 2026

$62Mraised across 12 rounds since 2011, from 12 sources

$2.5MSeries A$10MSeries A$1.5MSeries A$1.0MVenture$10MSeries B$100KSeed$3.1MVenture$15MSeries C$8.0MSeries B$11MRound

Latest round: Round, $11MMay 2017
Biggest round: $15MSeries C · Sept 2014
Step-upi: 1.4×
Investors: 40

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.

201220132014201520162017

$2.5MSeries A?Seed$10MSeries A$1.5MSeries A?Round$1.0MVenture$3.1MVenture$15MSeries C$8.0MSeries B$11MRound

First round: Series A, $2.5M
Biggest round: $15M
Usual gap between rounds: 3 months

The rounds

May 2017
Round$11M2 new1 returning
- Osage Venture Partners
- Ascent Capital Africa Ltd
- Harbert
Reported by FinSMEs
Nov 2015
Series B$8.0M7 new6 returning
- Ben Franklin Technology Partners
- Osage Venture Partners
- Ascent Venture Partners
- Robin Hood Ventures
- Angel Round Capital Fund
- Nextstage Capital
- Sashi Reddi
- Michael G. Rubin
- Paul Melchiorre
- Innovation Capital Advisors
- Jonathan A. Brassington
- Michael Phelan
- Tony Ibarguen
From a historical funding recordSEC filing: $4.0M sold, first sale Sept 2015
Sept 2014
Series C$15M2 new1 returning
From a historical funding recordSEC filing: $16M sold, first sale Aug 2014
Jun 2014
Venture$3.1M1 new1 returning
- Osage Venture Partners
- Michael G. Rubin
From a historical funding recordSEC filing: $16M sold, first sale Aug 2014
Mar 2014
Seed$100K1 new
- Ben Franklin Technology Partners
From a historical funding record
Feb 2014
Series B$10M3 new
From a historical funding record
Jan 2014
Venture$1.0M
No investor was named in the report.
From a historical funding record
Nov 2013
RoundAmount undisclosed1 new
- Fenox Venture Capital
From a historical funding record
Dec 2012
Series A$1.5M1 new5 returning
From a historical funding recordSEC filing: $10M sold, first sale Nov 2012
Oct 2012
Series A$10M2 new2 returning
Reported by techcrunch.comSEC filing: $10M sold, first sale Nov 2012
Dec 2011
SeedAmount undisclosed14 new
- SV Angel
- Lerer Ventures
- Mark Pincus
- Huron River Ventures
- Jared Kopf
- Invest Detroit
- Lisa Gansky
- Spring Ventures
- Jeff Clarke
- Konstantin Othmer
- Josh Silverman
- Robert Goldberg
- Martin Roscheisen
- Thomas Verghese
Reported by techcrunch.com
Nov 2011
Series A$2.5M6 new
From a historical funding record

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.

Round2013Venture2014Series B2014Seed2014Venture2014Series C2014Series B2015Round2017Michael G. Rubin

Osage Venture Partners

Angel Round Capital FundNextstage Capital

Union Square VenturesLerer Ventures

Ben Franklin Technology Partners

Robin Hood Ventures

Huron River Ventures

Innovation Ventures

Everyone who backed them

Michael G. RubinInvestment firm4rounds

Osage Venture PartnersVC firm3rounds

Angel Round Capital FundVC firm3rounds

Nextstage CapitalVC firm3rounds

Union Square VenturesVC firm2rounds

Lerer VenturesVC firm2rounds

Ben Franklin Technology PartnersGovernment2rounds

Robin Hood VenturesAngel network2rounds

Huron River VenturesVC firm2rounds

Innovation VenturesVC firm2rounds

Gabriel InvestmentsVC firm2rounds

SV AngelVC firm1round

Lightspeed Venture PartnersVC firm1round

Google VenturesCorporate VC1round

Avalon VenturesVC firm1round

Fenox Venture CapitalVC firm1round

Ascent Venture PartnersVC firm1round

Tekton VenturesVC firm1round

SG VCVC firm1round

Mark PincusAngel1round

Richard BransonAngel1round

Jared KopfAngel1round

Invest DetroitVC firm1round

Lisa GanskyAngel1round

Spring VenturesAdvisor1round

Sashi ReddiAngel1round

Jeff ClarkeAngel1round

Konstantin OthmerVC firm1round

Ascent Capital Africa LtdVC firm1round

Josh SilvermanAngel1round

Robert GoldbergAngel1round

MAG FundVC firm1round

Paul MelchiorreAngel1round

Harbertno record of our own yet1round

Innovation Capital Advisorsno record of our own yet1round

Jonathan A. Brassingtonno record of our own yet1round

Martin Roscheisenno record of our own yet1round

Michael Phelanno record of our own yet1round

Thomas Vergheseno record of our own yet1round

Tony Ibarguenno record of our own yet1round

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

Quick answers about Sidecar

Who invested in Sidecar?

Sidecar's investors include Michael G. Rubin, Osage Venture Partners, Angel Round Capital Fund, Nextstage Capital and Union Square Ventures, and 35 more on record.