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Endurance28

39 Mesa Street, Suite 207, San Francisco, CA, 94129, United States

Overview

Seed and early-stage investment firm in diverse sectors.

Founded

2013

Deals · 12mo

2

Links

WebsiteLinkedInX (Twitter)

Stage focus

Seed
Series A

Geographic focus

Argentina
United States

Sector focus

Finance
Financial Services
Internet
Robotics
...

Investment portfolio

4rounds
NAMEDATESIZE
Oncoliq
Jul 2026Led
$3 MSeed
Biomakers
Jan 2026Participated
$8 MSeries A
Cascade Biocatalysts
Sep 2025Led
$3 MSeed
Holoclara
Jun 2024Participated
$16 MSeries A
Oncoliq
Jul 2026Led
$3 MSeed
Biomakers
Jan 2026Participated
$8 MSeries A
Cascade Biocatalysts
Sep 2025Led
$3 MSeed
Holoclara
Jun 2024Participated
$16 MSeries A
4
Items
Browse all public portfolio deals

Insights

Time horizon

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Deal Distribution

Endurance28: 4 funding rounds are recorded in the selected participation categories.All available history.
Endurance28: 4 funding rounds are recorded in the selected participation categories. All available history
Round typeLed dealsParticipated deals
Seed20
Series A02

Monthly Deal Activity

Endurance28: 4 deals are recorded across 29 months.All available history.
Endurance28: 4 deals are recorded across 29 months. All available history
MonthDeals
Jun '241
Jul '240
Aug '240
Sep '240
Oct '240
Nov '240
Dec '240
Jan '250
Feb '250
Mar '250
Apr '250
May '250
Jun '250
Jul '250
Aug '250
Sep '251
Oct '250
Nov '250
Dec '250
Jan '261
Feb '260
Mar '260
Apr '260
May '260
Jun '260
Jul '261
Aug '260
Sep '260
Oct '260

Sector Breakdown

Endurance28: Health & Life Sciences is the largest displayed sector by deal count (4 deals).All available history.

A deal can appear in multiple sectors, so sector totals may overlap. Capital represents disclosed total round sizes, not fund cheque sizes.

Endurance28: Health & Life Sciences is the largest displayed sector by deal count (4 deals). All available history
SectorDeals
Health & Life Sciences4
Space & Frontier Tech2
Manufacturing1

Deal Size Distribution

Endurance28: 4 rounds have a disclosed size in the displayed size bands.All available history.

Undisclosed round sizes are excluded. Capital represents total round sizes, not fund cheque sizes.

Endurance28: 4 rounds have a disclosed size in the displayed size bands. All available history
Round size band (USD)Deals
<$5M2
$5M-$10M1
$10M-$25M1
$25M-$50M0
$50M-$100M0
$100M-$250M0
$250M-$500M0
$500M-$1B0
$1B+0

Deals By Geography

Endurance28: United States has the largest recorded deal count among the displayed regions (2 deals).All available history.

Top 2 of 2 regions; European countries are grouped as Europe.

Endurance28: United States has the largest recorded deal count among the displayed regions (2 deals). All available history
RegionDeals
United States2
Argentina2
Endurance28: 19 co-investors are shown, with 1Flourish Capital sharing 1 recorded deals.All available history.

Co-Investors

Bubble size = shared deals

Click a bubble to open that fund in a new tab.

Shows up to 20 co-investors ranked by shared deals. Deals may be shared with multiple funds, so rows overlap. Capital is total round size, not fund cheque size.

Endurance28: 19 co-investors are shown, with 1Flourish Capital sharing 1 recorded deals. All available history
Co-investorShared deals
1Flourish Capital1
AIR Capital1
Amplify Partners1
Bold Capital Partners1
DIM Centros de Salud1
Draper University Ventures1
Freeflow Ventures1
Horizons Ventures1
Labcorp1
Oncology Ventures1
Range Ventures1
sah-lood1
Sky High Fund1
Sonen Capital1
Stray Dog Capital1
Tarrasque1
Ten VC1
WIT Angels Club1
Zentynel Frontier Investments1

Investment Strategy

Endurance28: Led accounts for 50% and participating for 50% of round participation.All available history.
Endurance28: Led accounts for 50% and participating for 50% of round participation. All available history
CategoryDeals (count)Share (%)
Led250%
Participating250%
Endurance28: Single-lead accounts for 100% and co-led for 0% of lead dynamics.All available history.
Endurance28: Single-lead accounts for 100% and co-led for 0% of lead dynamics. All available history
CategoryDeals (count)Share (%)
Single-lead2100%
Co-led00%

Team

Consuelo Valverde

Founder & Managing Partner