Sierra Ventures

Venture capital firm
San Mateo, California, USAwww.sierraventures.com

Sierra Ventures is a San Mateo, California-based venture capital firm. Value Add VC tracks 1 company Sierra Ventures has invested in and 1 venture round it took part in (0 as lead).

Sierra Ventures key facts (as of )

FactValueSource
HeadquartersSan Mateo, California, USASEC Form ADV (IAPD), October 18, 2026
TypeVenture capital firmValue Add VC classification
Funds tracked2Funds table on this page (each fund cites its source)
Venture rounds tracked1 (led 0, joined 1)
1 in the last 12 months
Recent deals table on this page (each round cites its source)
Portfolio companies tracked1Portfolio list on this page

Recent deals we track

1

Track record: led 0 and participated in 1 of 1 tracked venture round · 1 in the last 12 months

DateCompanyEventRoleAmountValuationInvestorsSource
Jul 31, 2026Smallest.aiSeries AParticipated$13M—Pulse story

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We track Sierra Ventures but have little verified detail yet.

Strategy

Geographies
San Mateo, California, USA

Funds

2
FundVintageSizeStrategySource
Sierra Ventures Fund XI2016$170MFlagship
As of 2016Value Add VC funds tracker
Sierra Ventures Fund X2011$200MFlagship
As of 2011Value Add VC funds tracker

Portfolio

1 total

Co-Investors

2

Latest Pulse

  1. Smallest.ai Raises $13M to Build Ultra-Fast Voice AISmallest.ai raised $13 million led by Seligman Ventures to keep building voice AI models focused narrowly on speed and human-sounding speech rather than general-purpose foundation model scale.→

Sierra Ventures FAQ

What stage does Sierra Ventures invest at?

In the rounds Value Add VC tracks, Sierra Ventures' deals were most often Series A (1).

What companies has Sierra Ventures backed?

Companies Value Add VC tracks as Sierra Ventures investments include Smallest.ai.

Where is Sierra Ventures based?

Sierra Ventures is headquartered in San Mateo, California, USA, according to SEC Form ADV (IAPD).

How large are Sierra Ventures' funds?

Sierra Ventures funds Value Add tracks include Sierra Ventures Fund XI ($170M, 2016); Sierra Ventures Fund X ($200M, 2011), out of 2 Sierra Ventures funds tracked in total.

Who does Sierra Ventures co-invest with most?

In the rounds Value Add tracks, Sierra Ventures most often invests alongside 3one4 Capital (1 shared deal), Seligman Ventures (1 shared deal).

Sources & methodologyshow
Where these figures come from
  • TechCrunchmajor outlet1 fact
  • Value Add VC funds trackerValue Add VC data2 facts

Figures are labelled Reported (a source states it), Estimated, Derived (computed from other facts) or Rumored (in talks / unconfirmed). Rumors never replace a confirmed figure. Each figure keeps its own as-of date; history is preserved rather than overwritten.

How we verify data ·