India · Series C startup

Who invested in Attero

5 rounds we have observed, with the 8 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.

Climate Tech

Funding summaryUpdated 26 Oct 2026

$31Mraised across 5 rounds since 2008, from 5 sources

$2.5MSeed$2.5MSeries B$6.3MSeries A$3.3MSeries B$17MSeries C
Latest round
Series C, $17MAug 2014
Step-upi
5×
Investors
8
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.

2008200920102011201220132014
$2.5MSeed$2.5MSeries B$3.3MSeries B$17MSeries C
First round
Seed, $2.5M
Apr 2008
Biggest round
$17M
Series C · Aug 2014
Usual gap between rounds
2 years
the median of 3

The rounds

  1. Aug 2014
    Series C$17M2 new2 returning

    From a historical funding record

  2. Aug 2010
    Series B$3.3M1 new2 returning

    From a historical funding record

  3. Aug 2008
  4. Apr 2008
    Seed$2.5M1 new

    From a historical funding record

  5. Apr 2008
    Series B$2.5M1 new

    Reported by recyclingtoday.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.

Seed2008Series B2008Series A2008Series B2010Series C2014Kalaari CapitalDFJDraper Fisher Jurvetson (DFJ)IndoUS Venture PartnersNEA-IndoUS VenturesFORUM SYNERGIES (INDIA) PE FUND MANAGERS PRIVATE LIMITEDGranite Hill India Opportunities FundGranite Hill India Opportunity Ventures

Everyone who backed them

Kalaari CapitalVC firm3rounds
DFJVC firm2rounds
Draper Fisher Jurvetson (DFJ)Investment firm2rounds
NEA-IndoUS VenturesVC firm1round
Granite Hill India Opportunities Fundno record of our own yet1round
Granite Hill India Opportunity Venturesno record of our own yet1round

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

Quick answers about Attero

Who invested in Attero?

Attero's investors include Kalaari Capital, DFJ, Draper Fisher Jurvetson (DFJ), IndoUS Venture Partners and NEA-IndoUS Ventures, and 3 more on record.

How much has Attero raised?

Attero has raised $31M across 5 rounds since 2008.

When did Attero last raise?

Attero's most recent round was a Series C of $17M in Aug 2014.

What was Attero's biggest round?

Its most recent round, $17M in Aug 2014, is also its largest on record.

Who backed Attero first?

Attero's first round on record, in Apr 2008, was backed by Draper Fisher Jurvetson (DFJ).

What stage is Attero at?

Attero's latest named round is a Series C, in Aug 2014.

Where is Attero based?

Attero is based in India.

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