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Melio

Santa Clara, California, United States Healthcare Acquired

Melio is a diagnostics company developing a rapid, culture-free platform to detect bloodborne pathogens and antibiotic-resistance markers directly from blood in about three hours, versus the multiple days required by traditional blood cultures. It combines a proprietary assay, microfluidics, and machine learning that analyzes how pathogen DNA melts to identify infections. The platform targets bloodstream infections including neonatal sepsis and is backed by CARB-X funding.

Acquired

Melio has been acquired

Acquired by Xero October 15, 2025 $2.5B

This company is no longer available on our private secondary market.

Overview

Company data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.

Founded

2019

Employees

2–10

Est. Revenue

$187M

Total Funding

$735M

7 rounds

Latest Valuation

$2B

October 30, 2024

Funding

Total raised $735M across 7 rounds

Funding data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.

Last updated 06-25-2026

Latest Round

Type

Series E2 (down round)

Date

October 30, 2024

Amount

$150M

Valuation

$2B

Lead Investors

Fiserv
DateRoundAmount RaisedValuationLead Investors
October 30, 2024 Series E2 (down round) $150M $2B Fiserv
September 15, 2021 Series E $250M $4B Thrive Capital, General Catalyst
January 26, 2021 Series D $110M $2B General Catalyst

Funding by Round

Funding data and valuation marks are estimates and may be incomplete, stale, erroneous, or revised.

Valuation Trajectory

Valuation indexed to 1.0× at the selected entry round. Valuation marks are estimates and may contain errors. Hover each dot to compare.

If you invested at:
1x 2x 2021 2022 2023 2024 Melio

Entry · Series C

$1.3B

Oct 2020

Melio today

$2B

Oct 2024 · latest mark

Melio multiple

1.5x

valuation uplift since first round

Y-axis is logarithmic. Hollow dots = estimated valuations. Does not represent realized investor returns.

Prominent Investors

Thrive Capital General Catalyst Tiger Global Management Accel Bessemer Coatue Corner Ventures latitude

Leadership

  • Mridu Sinha

    Co-Founder and CEO

    LinkedIn
  • Stephanie Fraley

    Co-Founder

  • Matan Bar

    Co-Founder & CEO

  • Ilan Atias

    Co-Founder & CTO

Competitors

Competitor list is illustrative and may be incomplete, stale, or erroneous.

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Data collected with AI, which can make mistakes. Please double-check this information.