About NexGen Cyber
Our purpose
We protect what matters most to local businesses. By building real, lasting relationships and simplifying complexity, we enable businesses to focus on what truly matters to them.
Our Approach
As a personable business, we pride ourselves on authenticity in all our partnerships. We demonstrate our values daily by being reliable, honest, and transparent with both new and existing clients. To fully support and understand our clients’ needs, we connect with them on a deeper level—something only possible through our close-knit team who support each other, collaborate effectively, and build genuine relationships both internally and externally.
Our Commitment
As professionals, we demonstrate the highest attention to detail in customer care, project management, and delivery. We are always looking to move forward with new innovations and are prepared to reach out and trial new and often unconventional ideas. We view honest failure as a valuable learning experience that takes business opportunities to the next level.
Our team members embody trustworthiness and integrity, creating an environment where client relationships flourish through trust and open communication. This foundation allows us to be seen as ethical partners with strong moral principles and the transparency needed to deliver next-level service.
Our Expertise
We provide bank-grade cyber protection to ambitious SMEs who need enterprise-level security without the complexity. Our specialized approach means your business will be as secure as a bank, with our guarantee to protect you for free until it meets this standard.
We promise:
- Bank-level security implementation within 72 hours
- 24/7 protection with 15-minute response times
- Verified security scores that match banking standards
Our values in action
Walk the Talk
We demonstrate authenticity by living our principles daily. Our actions consistently reflect our core beliefs, ensuring that what we say and what we do are always in perfect alignment. We hold ourselves accountable, maintaining integrity in every interaction, whether with our team, our clients, or our partners.
Stronger Together
We turn challenges into opportunities for shared growth. We believe that collaboration is the key to overcoming obstacles and achieving exceptional results. By leveraging our collective strengths, supporting one another, and embracing diverse perspectives, we create solutions that are far more powerful than any individual effort.
Care Deeply
We show genuine empathy and support in every partnership. Understanding that IT is our passion, we bring this enthusiasm to our client relationships, building environments where trust thrives and challenges transform into opportunities for growth.
Excellence Always
We set the highest standards in all aspects of our work, delivering exceptional value through genuine consultation and meticulous attention to detail. In a rapidly changing IT landscape, we continuously adapt and strive to pioneer “the NEXT” great innovation.
Simplify Success
We transform the complicated into the achievable. In a fast-paced world that can feel frustrating, confusing or even intimidating, we break down complexity into manageable solutions that allow our clients to focus on their core business.
One Team
We foster an environment where everyone achieves more—both within our company and in partnership with our clients. We celebrate our diversity and invest in each other because we recognize that we win or lose as a team. This unified approach extends to how we work with clients, bringing them into our collaborative process.
NexGen Cares: Hospices of Hope
It’s estimated that there are more than 50,000 children in Romania living with rare or life-limiting illness with 5,000 in the Bucharest area alone. With struggling and often corrupt healthcare systems, many of these children go with little or no help. Hospices of Hope Children’s Centre offers respite and therapy services to children with life-limiting and rare illnesses. As a business, we are proud to be sponsoring a child through this programme to help give them the life that they deserve.
Our NexGen Cyber Team
Simon Rosemeyer
Co-Founder & CEO
Mark Hardcastle
CO-Founder & CTO
Michael O'Connor
CO-FOUNDER & CISO
I take great pride in using my 35 years plus strong business, technology and operational skills in my business today. Using strategic change management and project implementation experience to provide an effective and positive customer experience – which is always a high priority and result in positive and mutually beneficial customer relationships.
I am the Co-founder of NexGen Cyber Limited, formed in 2020. Helping customers within the commercial SMB markets achieve their business goals through IT security, security integration, service management, outsourced service transition, and transformative security solutions. We are passionate about transforming security in the business place. A business focused on providing a layered approach to security solution to our clients, while mitigating as much of the threats and risk that attacker pose today.
With more than 25 years of experience in the IT and Digital industry, I am a seasoned Chief Technology Officer (CTO) and Project/Program Manager who has successfully managed and delivered numerous programs of work with budgets exceeding half a million pounds. As the CTO, I am responsible for leading the technical strategy of the organisation, managing the technology team, and ensuring the successful delivery of IT projects.
My proven track record of leading large-scale, complex projects and budgets has resulted in increased operational efficiencies and improved customer experiences. I attribute my success to my ability to develop high-performing technical teams, ensuring that projects are completed within the agreed budget, schedule and quality criteria, resulting in satisfied customers. Furthermore, I am dedicated to leveraging technology to solve business problems and drive digital transformation.
With more than 25 years of experience in information security, risk management and cultivating security-first cultures within organisations. Michael holds a Master’s degree in Business Practice from University College Cork and is a Certified Information Security Manager (CISM). Michael’s career has been defined by his unwavering commitment to protecting customers from evolving security threats.
Michael has enabled NexGen Cyber to launch into the Irish market adding 25 years of experience to the team. Michael’s career has been defined by his unwavering commitment to protecting financial institutions from evolving security threats. His specialised focus on banking and finance, coupled with expertise in cybersecurity, has allowed him to develop and implement state-of-the-art security measures, safeguarding banks’ assets and maintaining their industry-leading positions.
Rob Tillier
Customer Relationships Manager
More about Rob
With over 20 years of experience in the IT industry, I am a security solutions expert
My passion lies in helping our clients achieve the highest level of security excellence while navigating the ever-evolving security landscape.
At NexGen Cyber, we work closely with our clients to understand their unique needs, tailoring our solutions to address their specific goals and challenges. Our comprehensive security services encompass integration, service management, outsourced service transition, and transformative security solutions.
We are dedicated to delivering a positive and effective customer experience, forging long-term and mutually beneficial relationships. Our mission is to revolutionise security in the business landscape, enabling our clients to concentrate on their core operations.
David Hall MBA, DipMS
ISO Auditor
More about David
Starting his career as a Mechanical Engineer David worked in the MoD related sector and general engineering sectors for many years, and then transited to assisting companies to manage change with IT systems implementations.
Following Operational Management roles, he achieved a DipMS and MBA at London University and moved into business systems consultancy, implementing business systems software solutions with companies both in UK and Europe. David operated for over fifteen years as Managing Director of a successful ISO consultancy company prior to selling the business in 2019 and now operates a freelance consultancy.
His “change management” skills have assisted companies implement major changes to their business both in terms of systems applications and process change. David described that his skills enable companies achieve quality, information security, environmental, health and safety standards certification. As a certified ISO systems consultant and auditor delivering ISO 9001 1400 27001 45001 systems.
Based on these achievements he has assisted hundreds of companies to achieve ISO certification both in UK and globally in varying sectors ranging from manufacturing, engineering through to construction, ME, retail, IT security, finance, architecture, marketing, public services and third sector.
Brendan Holohan
Cyber Analyst
More about Brendan
For the past 17 years, Brendan has been serving as a Garda at An Garda Síochána, the national police service of Ireland, where he has gained extensive experience in crime detection and prevention, drug enforcement, road traffic enforcement and accident investigation, diplomatic and witness protection, and public desk and control room duties. Brendan has also been involved in coaching, mentoring, and training new recruits, preparing court files and providing detailed evidence, and examining electronic devices seized in investigations.
Brendan’s core competencies include attention to detail, critical thinking, decisiveness, social perceptiveness, active listening, contemporaneous writing, and negotiation skills. Brendan is proficient in computer and internet technologies, and has completed multiple certificates and courses in cybersecurity, cloud computing, and information security. Brendan started his career in cybersecurity with NexGen Cyber, where he has applied his knowledge and passion to protect data, systems, and networks from cyber threats.
Want to speak to one of the team?
Speak to one of our technical product specialists or maybe one of our expert solution architects to find out how we can help you with your requirement.
Our trusted partners
We are backed and supported by some of the world’s industry leading vendors such as:
Our Industry Friends
We’re proud to be part of some great communities!
We work as a T.E.A.M together to focus on the journey that enable us to get to the destination – TEAM – Together Everyone Achieves More
Your Business, Our Priority
Our mission goes beyond providing the normal technology solutions. Our customers are at the heart of what we do, considering their needs with every decision we make.
