About Us

Who We Are

Founded in 2008 and based in Harbeson, Delaware, Dennek is a managed IT service provider, delivering professional services expertise and Cloud, Security, and Automation solutions to small and mid-sized companies.

We believe that simplicity, innovation, and the best people are the keys to every successful business.

Your organization and its people need simple, secure, and reliable IT solutions to achieve your business goals and an expert team to guide you every step of the way.


Get results-driven IT solutions and services

Why Us

Dennek is about you. It is about making technology work for your business consistently. We aim to make our customers more efficient and their operations more intelligent – adding value to your company to make you more competitive in your market.

Our Values

Dennek is proud to offer first-class managed IT services, guided by our core values of expertise, reliability, cost-effectiveness, and a reputation for excellence. Our team of seasoned IT professionals brings a wealth of knowledge and experience, ensuring every solution we provide adheres to industry best practices and utilizes cutting-edge technology. In the fast-paced world of technology, there is no room for anything less than flawless reliability — that’s why we’re proud that businesses of every size trust us to manage their IT needs with rock-solid dependability day and night.

Our dedication to cost effectiveness means we adapt our services to fit the unique needs and budgets of each of our clients, ensuring a maximum return on their investment without compromising quality. This customer-focused approach makes us one of most respected leaders in the managed IT services industry, with a reputation for excellence that truly precedes us.

At Dennek, we don’t just provide services — we provide peace of mind. Our proactive support and strategic insights give our customers the freedom to focus on what they do best, secure in the knowledge their IT infrastructure is handled with expertise and reliability right here at Dennek. Let’s work together; put our expertise, reliability and cost-effective services to work and drive your success.

Mission & Vision
To be the leading provider of managed IT services that are known for unwavering commitment to customer solutions, technological excellence, and ethical business practices. Continuously innovating to apply new technology solutions that fit our customers’ needs and exceed their expectations. Adapting to meet new industry and client demands to be the go-to provider for businesses of all industry sectors. Building long-term partnerships with our clients, partners, and employees, and being the catalyst for their and our digital transformation journey.


What our happy clients say!

This is a fantastic company to work with! They have managed our servers, network and wireless needs for years. What impresses us the most is that they keep the finger on the pulse of this continually changing environment and provide us the latest solutions at the right price. Kudo's to John Kennedy and his staff!

Art Wheeler

Dennek’s approach to IT support in our growth phase was nothing short of excellent. They were always quick with answers to our questions, helping to ensure that our operation never missed a beat. Their rock-solid reliability formed the backbone of our IT strategy, allowing us to focus on growing the operation without fear of technological hitches.

Richard Campbell

The results of working with Dennek are tangible. Downtime became a thing of the past and our team could leverage technology as an asset rather than a potential liability. This not only played a crucial role in sustaining our growth, but also in enhancing our operational efficiency and employee productivity.

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Dana Giansanti

Operations Manager Hockessin Athletic Club

Dennek has been much more than an IT support vendor for us; they were a partner in our growth. Their support during a crucial time was a game changer for us. We have not just been satisfied, but received stellar support and service from the Dennek team. For any business that is going through rapid growth, having a team of IT support like Dennek makes all the difference.

Sue Kennedy

Owner Rock Roof