Who invested in LightTable

3 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.

Construction

Raised 6 months agoY Combinator: Summer 2012

Funding summaryUpdated 26 Oct 2026

$28Mraised across 3 rounds since 2012, from 3 sources

$6.0MSeed$22MSeries A

Latest round: Series A, $22MMay 2026
Step-upi: 3.7×
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.

20122014201620182020202220242026

?Seed$6.0MSeed$22MSeries A

First round: Seed
Biggest round: $22M
Usual gap between rounds: 13 years

The rounds

May 2026
Series A$22M3 new1 returning
Source recorded
Aug 2025
Seed$6.0M3 new
Source recorded
Aug 2012
SeedAmount undisclosed2 new
- Y Combinator
- Aaron Iba
From a historical funding record

Founders and team

From LightTable's own website: 3 on the team.

Eli ElefantCEO Property & Building Corp
Maureen WatersCEO of Measurabl
Paul ZeckserCEO

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.

Seed2012Seed2025Series A2026

Primary Venture Partners

Blackhorn VenturesAaron Iba

Everyone who backed them

Primary Venture PartnersVC firm2rounds

Y CombinatorAccelerator1round

IVCVC firm1round

Innovation EndeavorsVC firm1round

MetaProp VenturesVC firm1round

9Yards CapitalVC firm1round

Blackhorn VenturesVC firm1round

Aaron IbaVC firm1round

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

Also claim to have backed them

This firm lists LightTable as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.