FundedIQ
Biotechnology

Parallel Bio: Funding, Investors & Team (Sep 2026)

Parallel Bio creates tools that aid in the identification and advancement of immunotherapies, aiming to remove obstacles and streamline the process of developing effective drugs. By integrating cutting-edge human immune organoids with advanced computational techniques, Parallel Bio's platform provides novel insights into human health and illness.

www.parallel.bio LinkedIn Watertown, United States 11-50 employees
Biotechnology Life Science Pharmaceutical Therapeutics B2B
Total raised
$25.3M
Rounds
2
Latest
Series A
Jun 2025

Parallel Bio has raised $25.3M across 2 funding rounds on record, the most recent a Series A of $21.0M announced in Jun 2025.

That round is above the $8.0M median round size for Biotechnology companies tracked on FundedIQ over the last two years.

Parallel Bio Company Profile and Key Stats

Total funding raised
$25.3M
across 2 rounds on record
Funding rounds on record
2
Latest funding round
Series A
$21.0M in Jun 2025
Employees
11-50
reported band
Headquarters
Watertown, United States

Latest funding round on record: Jun 2025.

Parallel Bio Funding Rounds

Date
Round
Amount
Series A
$21.0M
Seed
$4.3M

Parallel Bio raised $4.3M in a Seed announced in Dec 2022.

2.5 years later, a Series A of $21.0M was announced in Jun 2025.

Parallel Bio Founders and Leadership Team

Name
Role
Contact
Robert Difazio
Founder
Locked

Contact details for the Parallel Bio team: 1 of 1 has an email address on file.

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Parallel Bio Funding Compared to Other Biotechnology Startups

Segment
Companies
Median round
4,179
$8.0M
29,722
$7.5M
8,352
$15M

Parallel Bio's latest round of $21.0M is above the median round in Biotechnology. Medians cover the last 24 months of disclosed rounds.

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Parallel Bio Funding FAQs

What does Parallel Bio do?

Parallel Bio creates tools that aid in the identification and advancement of immunotherapies, aiming to remove obstacles and streamline the process of developing effective drugs. By integrating cutting-edge human immune organoids with advanced computational techniques, Parallel Bio's platform provides novel insights into human health and illness.

How much funding has Parallel Bio raised?

Parallel Bio has raised $25.3M across 2 rounds on record. The most recent is a Series A of $21.0M announced in Jun 2025.

When did Parallel Bio last raise funding?

Parallel Bio's most recent funding round on record is a Series A of $21.0M, announced in Jun 2025.

Who founded Parallel Bio?

FundedIQ lists Robert Difazio (Founder) at Parallel Bio.

Where is Parallel Bio headquartered?

Parallel Bio is based in Watertown, Massachusetts, United States.

How many employees does Parallel Bio have?

Parallel Bio is in the 11-50 employee band.

How does Parallel Bio's funding compare to other Biotechnology startups?

Parallel Bio's latest round of $21.0M is above the $8.0M median round size for Biotechnology companies on FundedIQ across 4,179 tracked companies over the last two years.

About FundedIQ's Parallel Bio Funding Data

FundedIQ tracks announced funding rounds and refreshes this profile every week. Round dates, stages and amounts are normalised to a single format, converted to US dollars, and de-duplicated: two records of the same round announced days apart are merged, and two genuinely different rounds are kept apart on the amounts they disclose. Amounts shown are the disclosed figures only — a round announced without a number is listed and excluded from the total rather than estimated.

Employee counts are reported bands, not exact headcounts. Founder and executive names carry the job title on record. Anything we do not hold for Parallel Bio is left off this page rather than filled in.

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