Actively hiring
Health Care
Immunology & Inflammation Therapeutics
Drug Discovery
Follow
Overview
Salaries
Products
People
Growth
Offices
Financials
Funding and backers
Total raised
$42.3M
1 round on record
Latest round
$42.3M
Venture round · Nov 2024 · 22 mo ago
Team
1,817
US Form 5500 (plan participants) · Dec 2025 · -2% in a year
The money's age
Due for its next round
22 months since the last round · not hiring
Momentum
0/100
no fresh signals
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Venture round | Nov 2024 | $42.3M | — | SEC Form D |
Registers and programsofficial lists and records that name the company
| Legal entity | TRex Holdings Inc. | sec |
Founders and leadersfrom filings, registers and the company's site
M. Johnston Erwin Jr.Executive Officer, DirectorSEC Form D
Similar startupsby what they do, their industry and backers

A biotech company developing better medicines for patients with autoimmune and inflammatory diseases. Leveraging powerful insights into the…

SFA Therapeutics is developing a next-generation oral immune tolerance therapy for psoriasis. Our investigational approach is designed to…

Quell Therapeutics is a clinical-stage company, fuelled by curiosity and discovery, on a mission to make life better for those battling…

Odyssey is on a mission to transform the standard of care for patients affected by autoimmune and inflammatory conditions.

Ditto Bio discovers drugs for autoimmune diseases by harnessing parasite biology.

Coultreon Biopharma is a clinical-stage biotech company developing next-generation precision medicines for immunology and autoimmune…
Overview
Decoding Human T issue Biology to C reate Revolutionary T herapeutics. TRexBio is developing immunoregulatory medicines designed to restore immune balance in autoimmune and inflammatory diseases.
People

M. Johnston Erwin Jr.
Executive Officer, Director

Eric Pham
Director

Travis Coy
Director

Carol Gallagher
Director

Joel Marcus
Director

Michael Ross
Director

Alexandra Cantley
Director

Peter Hirth
Director

Eric Huang
Director

Sanjay Mistry
Director

Michael Baran
Director

Nikola Trbovic
Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
0
Countries
1
South San Francisco
United States
HQ
TRexBio
50-200 est. staff
269 E. Grand Ave., Suite 300, South San Francisco, CA 94080
Financials
Total raised
$42.3M
Latest round
Venture - Series Unknown
Funding rounds
1
Funding rounds
| Round | Announced | Amount | |
|---|---|---|---|
| Venture - Series Unknown | 2024 | $42.3M | Details |
