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

Founder & Principal
FDA Regulatory Affairs Specialist · Medical Device CRO
Andre Butler is the founder and principal consultant of ADB Consulting & CRO Inc., a US-based medical device regulatory consulting firm headquartered in Sunrise, Florida. With over 20 years of hands-on experience in FDA regulatory submissions, clinical research, and quality systems, Andre has guided medical device companies from early-stage startups to established manufacturers through some of the most complex regulatory challenges in the industry.
His expertise spans the full regulatory lifecycle — from device classification and pre-submission strategy through 510(k) and PMA preparation, clinical trial management, ISO 13485 QMS implementation, and FDA 483 emergency response. He has particular depth in three high-growth areas: AI/ML SaMD regulatory strategy, FDA cybersecurity compliance under Section 524B, and rapid-response Warning Letter remediation.
ADB Consulting & CRO Inc. serves medical device startups and small-to-mid-size companies across the United States, providing senior regulatory expertise that was previously accessible only to larger organizations with in-house teams.
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
The Team
ADB Consulting & CRO Inc. delivers senior-level regulatory, clinical, and quality expertise. Every engagement is handled by experienced professionals — not junior staff.
Founder & Principal — 20+ Years
FDA regulatory strategy, 510(k)/PMA/De Novo submissions, AI/ML SaMD, cybersecurity Section 524B, FDA 483 and Warning Letter response.
VP Regulatory Affairs — 35 Years
Pre-market submissions, IDE programs, regulatory strategy across all device classes. Extensive experience with FDA reviewer interactions and meeting strategy.
VP Operations — 30 Years
ISO 13485 Lead Auditor. QMS development, GMP compliance, MDSAP preparation, and FDA facility inspection readiness across manufacturing environments.
Director of Quality — 25 Years
CAPA systems, design controls, internal audit programs, and quality system gap remediation. Extensive FDA QSIT inspection experience from the investigator and manufacturer perspective.
Physician Education — 25 Years
Clinical study operations, physician training, human factors evaluation, and clinical site management. Bridges the clinical and regulatory requirements in device development programs.
Work with Andre
Expert FDA regulatory perspective on your specific device or challenge — no sales pitch, no obligation.