About SafeOneX

SafeOneX is a cybersecurity and IT advisory firm based in Arlington, Virginia, serving organizations in the United States and internationally.

SafeOneX combines cybersecurity expertise, IT advisory, technical assessment, and governance to deliver complete security and technology solutions.

We protect the business, not just the technology.

Leadership

The people accountable for every SafeOneX engagement.

Marlene Marques, CEO and Co-founder of SafeOneX

Marlene Marques

CEO & Co-founder

Leads SafeOneX’s business strategy, operations, and client relationships. Oversees administration, finance, contracts, and partner coordination, ensuring every engagement is well organized from first contact to final delivery.

Business strategyClient relationshipsOperationsFinance & contracts
Jacinto Marques, CTO and Co-founder of SafeOneX

Jacinto Marques

CTO & Co-founder

Leads SafeOneX’s technology strategy and security delivery. A cybersecurity architect focused on cloud security, identity and access, security architecture, and risk management, he defines the technical approach for every engagement and oversees the work of SafeOneX’s specialist partners.

Security architectureCloud securityIdentity & accessRisk management
Sofia Brown, Head of Client Relations and Marketing at SafeOneX

Sofia Brown

Head of Client Relations & Marketing

Leads client relations and marketing at SafeOneX. Brings a background in client relationship management across the insurance and real estate sectors, focused on building lasting client relationships, supporting new client onboarding, and growing the SafeOneX brand.

Client relationsMarketingBusiness developmentClient onboarding