Principals

Catherine Higgins, RN

Catherine is Bradshire’s Founder and Managing Director. She brings experience spanning healthcare delivery, clinical practice as a registered nurse, and leadership of complex, data-intensive software projects, working closely with engineering teams and non-technical stakeholders on project delivery and operational execution. Her clinical background informs a practical understanding of healthcare workflows, documentation, and accountability in environments where information security and data stewardship are essential.

Colin MacDonald, CompTIA Security+

Colin is Bradshire’s Director of Information Security Risk Assessment. He brings deep technical subject-matter expertise across security operations, endpoint detection and response, and offensive security. He has extensive experience evaluating time-sensitive, real-world threats, system weaknesses, and response effectiveness in complex, high-consequence environments. His combined background in defensive monitoring and offensive security informs a practical, adversary-aware approach to risk assessment, producing clear, supportable risk analysis for organizations operating under regulatory, organizational, and insurance constraints.