Skip to content
DefDex
Endolith logo

Startup · United States

Endolith

HQ Denver, ColoradoFounded 202111-50 employeesUpdated

We’re using microbes, earth’s oldest miners, to increase recovery rates in copper and lithium while minimizing environmental impact, making mining more sustainable and effective.

StartupAdvanced manufacturing and materials
Website
Total raised
$18.6M
2 rounds
Last round
$13.5M
Series A · Nov 12, 2025
Systems
2
Capabilities
1

Funding2 rounds · $18.6M

Equity raised
$18.6M
Latest
$13.5MSeries A · Nov 12, 2025
Cumulative raised$18.6M
Sep 5, 2024Nov 12, 2025

Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.

Systems2

  • BioHatcheryA microbial delivery system for mineral bioleaching.
    —
  • Sentinel LeachSoftware for monitoring microbial, chemical and operational bioleaching data.
    —

Newest unveiled first. Systems that belong to a government program link to the program page, where variants, costs and contracts are.

Capabilities1

  • Advanced manufacturing and materials
    Developer
    classify_sectors run 172, haiku, taxonomy 2026-10-19: Uses microbes to increase copper and lithium recovery in mining; no defense use stated.
    —Reported

Maturity and TRL describe this organization's work; the field-wide maturity is on each technology's page.

People2

All 2 people →
People
PersonRole
Liz Dennett · LinkedIn ↗Founder and CEO
Andrew ArthurCFO and CCO

More in Advanced Manufacturing and Materials

All organizations in Advanced manufacturing and materials →

Sources8

Profile3

  1. 1
    DatabaseEndolith - PitchBook company profile

    PitchBook · Supports Organization · employee range, Organization · linkedin url

    “employee_range: 11-50 (profile: 30)”
  2. 2
    DatabaseSixth-Domain public startups directory

    Sixth-Domain · Supports Organization · country, Organization · kind

    “{"country": "USA", "hq_iso2": "US", "id": "685693cf-8868-46f5-947b-2b4dec73d017"}”
  3. 3
    CompanyEndolith | Revolutionizing Mining with Microbial Power

    Endolith · Supports Organization · description, Organization · name, Organization · website

    “We’re using microbes, earth’s oldest miners, to increase recovery rates in copper and lithium while minimizing environmental impact, making mining more sustainable and effective.”

Systems1

  1. 4
    CompanyPartner with Endolith | AI-Powered Biological Intelligence for Heap Leach Optimization

    Endolith · Supports System

    “The Sentinel Leach platform connects microbial, chemical, and operational data into a unified dashboard. Operators gain live heap intelligence, predictive recovery models, and adaptive dosing recommendations to manage bioleaching like a process plant—not a black box.”

Funding2

  1. 5
    NewsBiomining Startup Gets $13.5 Million as Critical Minerals Race Gathers Speed

    The Wall Street Journal · Nov 12, 2025 · Supports Funding round · amount, Organization · ownership

    “has raised $13.5 million in venture funding”
  2. 6
    NewsEndolith is using 'Olympic-caliber' copper microbes to address the copper shortage

    TechCrunch · Sep 5, 2024 · Supports Funding round · amount

    “raised an oversubscribed $5.13 million seed round led by Collaborative Fund and Overture”

People2

  1. 7
    CompanyEndolith - team page

    Endolith · Supports Role

    “Dr. Liz Dennett Founder and CEO”
  2. 8
    DatabaseEndolith - LinkedIn company profile

    LinkedIn · Supports Organization · employee range, Organization · founded year, Organization · hq city, Organization · hq region, Organization · linkedin url, Role

    “employee_range: 11-50 (profile: 11-50 employees)”

Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.