Our Company

Critical Logic believes that software quality and business value start with unambiguous requirements. We believe in the power of modeling, of all kinds, to highlight and eliminate ambiguity at every level of requirements. We believe in the value of methodological frameworks to provide the structure that business transformation teams need to execute change most effectively.

Meet Our Leadership Team

The Critical Logic leadership team is committed to the advancement of Integrated Quality Management and the tools to support it, creating the gold standard for IT service delivery.

Bob Johnston

Bob Johnston

CEO

Bob Johnston is an accomplished IT executive with over 25 years of experience leading and scaling technology-driven organizations. As President and CEO of Critical Logic, he has guided the company’s evolution into a trusted consulting partner, known for delivering innovative solutions that improve business system quality.

Bob led the development of IQM Studio, Critical Logic’s flagship automated test generation platform, which helps clients accelerate software delivery and reduce risk. With a background spanning software architecture and executive leadership, Bob brings a unique blend of technical depth and strategic vision. He is also a frequent speaker at industry conferences, where he shares insights on quality engineering and digital transformation.

Evan Masters, M.B.A.

COO

Evan Masters is dedicated to driving customer success and operational excellence. With over 15 years of experience in quality assurance, Evan has successfully led diverse teams across various sectors, including startups, Fortune 500 companies, state governments and Department of Defense contractors. His robust technical skills and comprehensive business acumen have enabled him to excel in various roles such as software quality assurance engineer, analyst, customer success manager, product owner, scrum master and corporate executive.

Evan’s multifaceted background and extensive experience make him adept at building and leading high-performing teams in any environment. His unwavering commitment to quality and customer satisfaction ensure that clients consistently achieve their strategic goals.

Nathaniel Brown

Managing Consultant

Nathaniel Brown is an expert analyst and architect, who specializes in leading system and data transformation.  With over 12 years’ experience leading technology change and adaptation in the public sector, Nathaniel is adept at identifying deep-seated issues and opportunities, pushing the envelope to implement  positive outcomes.  His breadth of experience covers system analysis and architecture, data architecture and interface development, software programming, configuration, and administration, project management, and executive consultation.

Nathaniel maintains a deep commitment to addressing customer needs and goals through innovation, building relationships, and delivering exceptional value.

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