Spark Capital

Spark Capital website preview
series-a United States 12 portfolio companies $12B AUM 3 sources
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Overview

Spark Capital is a venture capital firm known for leading early-stage investments, such as Twitter's Series B, and supporting founders like Biz Stone.

technology

Classification

Headquarters
Boston, MA
Geographic focus
United States
Stage
series-a
Current fund
Spark Capital VIII
Portfolio
12 companies

Fund details

Fund size
$2.3B
AUM
$12B
Check size
$2M–$100M
Vintage
2024
Founded
2005

Signals graph-derived

Follow-on 0% size12active0.0%hiring0.0%exits1

Thesis & focus

Value-add platform

provides office space for founders (e.g. Biz Stone working out of Spark's space)

Notable exits

Twitter

Portfolio focus

early-stage technology

Culture & mission

Maintains close relationships with founders over long periods, providing workspace and support for founders exploring next moves (e.g., hosting Biz Stone in 2017).

Investment thesis

Spark Capital maintains deep, long-term relationships with founders, as evidenced by their close, multi-decade friendship with Twitter co-founder Biz Stone, facilitating support for his subsequent ventures like Jelly.

Partners 8

Portfolio companies

No portfolio companies linked yet.

Co-investors

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Source: vc_export

Website preview visit ↗

sparkcapital.com
Spark Capital website screenshot

At a glance

12
Portfolio companies
$12B
AUM

Sources & references

Web verified · 3 sources
Enriched 30 May 2026