---
name: Excellos Labs
slug: excelloslabs
site: cdmo
website_domain: excelloslabs.com
summary: Cell therapy CDMO in San Diego offering apheresis donor collection, cell isolation, transduction, expansion, fill/finish and cryopreservation under cGMP in ISO 7 cleanrooms. Supports TIL, CAR-T/NK and TCR programs from starting material through commercial-scale GMP manufacturing. Headquartered in San Diego, United States.
tagline: Cell therapy CDMO from donor to dose, under cGMP in ISO 7 cleanrooms
founded_year: 2021
employee_count_band: 
employee_count_label: 
parent_name: 
parent_slug: 
hq_country: US
tier2_domain_verified: false
updated_at: 2026-11-08T11:00:50.505Z
services_count: 5
modalities_count: 1
indications_count: 0
locations_count: 2
review_signal_gate: closed
generated_by: BioBM Editorial AI
---

# Excellos Labs

Cell therapy CDMO from donor to dose, under cGMP in ISO 7 cleanrooms

Listed on cdmo.directory.

## Summary

Cell therapy CDMO in San Diego offering apheresis donor collection, cell isolation, transduction, expansion, fill/finish and cryopreservation under cGMP in ISO 7 cleanrooms. Supports TIL, CAR-T/NK and TCR programs from starting material through commercial-scale GMP manufacturing. Headquartered in San Diego, United States.

## At a glance

- Founded: 2021
- HQ country: US

## Services

- Cell Therapy Manufacturing
- Allogeneic Cell Therapy Manufacturing
- Autologous Cell Therapy Manufacturing
- Process Development
- Sterile Fill-Finish & Aseptic Manufacturing

## Modalities

- Cell Therapy

## Locations

- San Diego, San Diego, CA, US
- Miami, Miami, FL, US

## Long description

## Overview

Excellos Labs is a cell therapy CDMO founded in 2021 as an independent spinout of the San Diego Blood Bank. The company is based in downtown San Diego and is now a subsidiary of OrganaBio, a vertically integrated CTDMO.

## Services

- Customized apheresis donor cell collections
- Cell isolation and enrichment, including PBMC and leukopak processing and T/NK cell isolation
- Process development and cGMP manufacturing, including transduction, expansion, harvest and cryopreservation
- Fill/finish and third-party cryopreservation
- Quality assurance and phase-appropriate regulatory support

## Capabilities

Production runs in five ISO 7 cleanroom suites under cGMP. The company describes support for adoptive cell therapies including TIL therapy, autologous and allogeneic CAR-T/NK therapies, and TCR therapy.

Donor sourcing draws from a consented, recallable donor pool with diversity in ethnicity, sex and age. Donor screening includes an immune profile covering metabolic and effector potential of cells.

## Network

As a subsidiary of OrganaBio, Excellos Labs operates within a coast-to-coast CTDMO with cGMP capabilities in Miami and San Diego under one quality management system.

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_Profile last updated: 2026-11-08T11:00:50.505Z. Profile facts may include AI-assisted enrichment._

Auto-generated by BioBM Editorial AI for machine-readable profile access.