NexaSecure - Cyber Security Consultancy
Safeguarding your cloud, infrastructure, and supply chain. Our team of seasoned experts delivers tailored security solutions for modern organizations.
Our services support all major cloud platforms
Our Services
Secure Your Cloud, Secure Your Future
Nexa delivers expert cyber security services for organizations running on all major cloud platforms. Our team helps you stay ahead of threats, meet compliance, and build resilient infrastructure.

- Cloud Consulting
- Strategic cloud architecture across AWS, Azure, and GCP—secure, resilient, and cost-efficient platforms designed to scale with your business.
- Cloud Security
- End-to-end multi-cloud security: hardening configurations, meeting compliance, and operationalizing security tools for lasting protection.
- Cloud Migration & Cost Optimization
- Seamless cloud migrations with minimal disruption—followed by cost optimization to maximize ROI while keeping performance and security intact.
- Threat Modeling
- Proactive threat modeling to uncover and prioritize risks—integrated into your development lifecycle for continuous protection.
- DevSecOps / DevOps
- Secure, automated pipelines and infrastructure as code—so you can deliver faster, safer, and more reliable software at scale.
- Kubernetes
- Enterprise-grade Kubernetes platforms: secure, observable, and resilient clusters that power modern applications with confidence.
Meet our leadership
We're a dynamic group of individuals who are passionate about what we do and dedicated to delivering the best results for our clients.
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Kyle Simmons
Founder & CEO
Founder with deep experience in cloud security strategy and product-led security services. Kyle sets company vision and builds partnerships that scale impact for SMEs.
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Demmy Adeyemo
Co-Founder & Lead Consultant
Demmy Adeyemo is a trusted cyber security consultant with deep expertise in risk management, cloud security, and compliance. He helps organizations solve complex security challenges and delivers practical solutions that build resilience and trust.
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Mark Hooijberg
Co-Founder & CTO
Engineering and security lead. Mark focuses on secure architecture, automation and building the engineering capabilities that deliver safe, repeatable remediation at scale.
About Nexa
Nexa is a boutique cyber security consultancy founded by three passionate experts with decades of combined experience. We deliver hands-on, actionable advice and technical solutions to help organizations defend against evolving threats.
- Years of combined experience
- 30+
- Clients served
- 50+
- Security audits
- 100+
- Team size
- 3