Sam Tilston is associated with Effect Group, a company that offers cybersecurity services and solutions. The company focuses on providing comprehensive security to protect digital environments from cyber threats. Through their website, https://www.effect.group, they showcase their range of services, which include vulnerability assessments, penetration testing, and security consultancy, aimed at helping businesses strengthen their cybersecurity posture. Sam Tilston is likely involved in leading or managing these efforts to ensure high-quality service delivery.