Founder & Principal Consultant
28+ years navigating FDA regulatory pathways for medical device companies across every device class and therapeutic category.

Founder & Principal Consultant
28+ years in FDA-regulated medical devices · 50+ client engagements · 150+ products launched · 15+ FDA 510(k) clearances · Class I–III, SaMD, combination products, and IVDs
Andre Butler founded ADB Consulting & CRO Inc. in 1999 and has spent nearly three decades inside FDA-regulated product development — from clinical data systems on Medtronic's TALENT stent graft program (45,000+ implants worldwide) and managing the VALOR pivotal IDE trial, to an 11-year embedded engagement at HeartWare directing quality and validation programs for the HVAD Class III LVAD through its 2012 PMA approval and Medtronic's $1.1B acquisition.
Core Expertise
100+ submissions across 510(k), PMA, De Novo, IDE, and Pre-Sub. Deep familiarity with FDA reviewer expectations, deficiency patterns, and clearance strategy.
Among the first generation of regulatory consultants with deep expertise in FDA's evolving AI/ML framework, PCCP development, and SaMD risk classification.
Proven track record turning 483 observations and Warning Letters into resolved compliance situations — with structured CAPA strategies delivered within 48 hours.
Specialist in Section 524B implementation — SBOM, threat modeling, and cybersecurity premarket documentation for connected medical devices.
End-to-end CRO capabilities from study design through IDE submission, IRB coordination, site management, and clinical study report preparation.
ISO 13485 QMS design and implementation — SOP libraries, CAPA processes, design controls, and audit readiness for FDA inspection.
Track Record
Direct Access
ADB Consulting & CRO Inc. delivers senior-level regulatory, clinical, and quality expertise. Every engagement is handled directly by Andre Butler — never junior staff.
Founder & Principal Consultant — 28+ Years
FDA regulatory strategy, 510(k)/PMA/De Novo submissions, AI/ML SaMD, cybersecurity Section 524B, FDA 483 and Warning Letter response.
Work with Andre
Expert FDA regulatory perspective on your specific device or challenge — no sales pitch, no obligation.