Biotech HunterBiotech Hunter

Home Companies Trials People Search

PeopleJohn A

John A

John A

John A. McCallum – Executive Chairman

Vivex Biologics

active0

Roles

board_chair

Timeline

Current Company

Vivex Biologics

Biotech Hunter

Your comprehensive biotech intelligence platform

Browse

Companies
Clinical Trials
People
Search

Companies

Active Companies
Acquired Companies
With Clinical Trials
5+ Active Trials
10+ Active Trials
Phase 3 Pipeline
All Companies

Clinical Trials

Early Phase 1
Phase 1 Trials
Phase 2 Trials
Phase 3 Trials
Phase 4 Trials
Recruiting Now
Active Trials
Completed Trials
All Trials

Top Locations

San Diego
Cambridge
Boston
New York
San Francisco
Seattle
San Jose
Raleigh
La Jolla

Therapeutic Areas

Oncology
Immunology
Neurology
Diabetes
Cardiovascular
Rare Diseases
Gene Therapy
Cell Therapy

Event Guides

All Events
JPM 2026
BIO 2025 Boston
JPM 2025

Resources

About
Contact

Newsletter

Get weekly biotech insights and updates

© 2025 Biotech Hunter. All rights reserved.

Privacy Policy Terms of Service