About us

We’re a bunch of geeks who are passionate about the Microsoft Azure and Microsoft 365 technology stack. And our passion shines through with our clients.

Tier3Tech are Microsoft Technology specialists and official Microsoft Silver Partner for

The Tier3Tech Team have extensive experience in Microsoft Azure, Private Cloud and Microsoft 365 technologies. Both David Waldron and Daryl Byrne founded CloudStrong back in 2012 and went on to become Microsoft Ireland Hosting Partner of the Year Winners in 2015 in Orlando, Florida. Subsequentially CloudStrong was successfully acquired by the largest IT Provider in Ireland Arkphire in 2018. We strive to understand and learn the best new technologies available and how they can help our clients.

What we do

Using our unique IT Strategy and Roadmap planning we understand your business and objectives like no other company and use this to help build the perfect IT/Cloud platform for your business.

Our objective

We aim to be the best Microsoft Azure Virtual Desktop specialist in Ireland and the UK. Our unique approach and fanatical customer service will enable us to become one of the most successful IT companies that helps our clients build better business using the best technology available to them.

How we do it

Everyone at Tier3Tech has spent the last 10 years working with Irish SMEs and migrating Accountants, Solicitors, Construction, Engineering and even Software companies (ISVs) to the Microsoft Azure Cloud. Over this period of time, we’ve built up our own unique intellectual property on how best to transform and shape the landscape of an SMEs IT and Cloud environment. We ensure the end solution fits the culture of the business. This is our mantra to understand your business so we can apply the latest technology in a seamless and non-disruptive manner.

Our Philosophy

Tier3Tech has been built on providing the best employee and customer experience possible. Everything is built around a blue print for employee and customer success.

Tier3Tech must be the best place to work, our team members will be mentored and trained to provide the ultimate customer experience. This will in turn help us to grow and help our clients succeed.

Technology is forever changing, as is the way that we do business. Tier3Tech work towards keeping up to date with all advancements in technology, this ensures we’re recommending the best solutions to our clients.

Meet our Team

David Waldron
Managing Director

David has a wealth of experience from his 20 years in the IT industry since he completed his Honours Degree in Business Computing in 2001. David co-founded CloudStrong Ltd along with current team member Daryl Byrne in 2012 and were successfully acquired by Arkphire in 2018. A former National Council member at ISME for 4 years has brought David invaluable insights into the running of Irish SMEs and the challenges they face on a daily basis. Currently Secretary of Coiste Iomána in Roscommon for underage hurling.


Daryl Byrne

Daryl Byrne was previously Chief Technology Officer at CloudStrong prior to the acquisition of Arkphire. Daryl’s role in Tier3Tech is the same as CloudStrong to build and innovate on the Microsoft Azure technology stack. Solutions such as optimising Azure Virtual Desktops for SMEs, building out PaaS and IaaS environments to streamline processes and minimise singular points of failure within a company. Daryl hold’s number Certifications for both Microsoft 365 and Microsoft Azure. Aside from supporting his native Galway in the All-Ireland Championship games, Daryl’s passion is rolling out new technologies in his spare time and constantly upskilling on the Microsoft Azure platform. Dreams of both Liam and Sam coming back to Galway next year! (Keep Dreaming Daryl 😊 )

Saif Rehman
Helpdesk Support Manager

Saif is in charge of managing the Support Desk for Tier3Tech and taking charge of the scheduling of tickets for our clients. An avid technology enthusiast, Saif takes great pride in always ensuring clients are on the latest technology roadmap to minimise risk and always be one step ahead. Having a number of years experience in SME IT Support, Umar knows how important it is for efficiency of employees when it comes to maximising their day to day tasks. Saif lives by the philosophy that once you are talking about IT, you need to change the way you work with IT. An Azure and SharePoint advocate, Saif loves innovating new ways for clients to adopt to these technologies. .


Sheraz Khan

Azure Virtual Desktop Specialist

Sheraz is an invaluable asset to the Tier3Tech Team with over 10 years of experience in deploying Cloud infrastructure solutions. Sheraz has 4 years experience with the Microsoft Award Winning US company dinCloud. Having specialised in Hosted Virtual Desktops, Private Virtual Servers and SQL Database as a Service solutions, this brings a wealth of knowledge to the Tier3Tech team. Now focusing on the Microsoft Azure suite of solutions, in particular Azure Virtual Desktop, Sheraz believes a blend of SaaS Microsoft 365), PaaS (Azure Virtual Desktops and SQL as a Service) and IaaS ( Virtual Servers) is the way forward for Irish SMEs to transform their IT infrastructure.


Gearoid Egan

Customer Success Manager

Having three years work experience behind him since graduating with a Bachelor of Science at Maynooth University, the experience of assisting people with solution design is what appeals most to Gearoid. With an engineering background on product esign, the transition to solution design under the Microsoft suite of services has been a seamless transition. As Customer Success Manager, Gearoid listens carefully to customers to analyse current inefficiencies or areas of collaboration/communication that needs to be improved upon for SMEs. A big believer in PaaS and SaaS solutions by Microsoft. A proud member of the current County Senior Hurler panel for Roscommon.

Photo of Becky Holden, Rebecca Holden, Leitrim, Limerick, Ireland.

Becky Holden

Digital Marketing Specialist

Becky is the latest addition to the Tier3Tech team. A talented marketing specialist who holds a bachelor’s degree in multimedia from TÚS where she honed her skills in project management, data analysis, and marketing strategy development. With her extensive knowledge of multimedia technologies and techniques, Becky is adept at creating compelling and visually stunning campaigns across a range of digital channels. She has a keen eye for design and is skilled at using multimedia tools to craft messaging that resonates with target audiences. Having worked with various SMEs and clients, she has a deep understanding of the challenges facing companies in today’s rapidly evolving digital landscape.


Tom Waldron
Financial Controller

As a former secondary school teacher, Tom has seen lots of change when it comes to technology over the past few years. For Tom, adopting from pen and paper to Microsoft Excel, to SaaS applications such as Surf and Dext, has been a successful switch of working methodologies and efficiencies for a role such as financial controller. As a qualified ACCA practitioner, the number-game comes easy for Tom. It turns out, learning new technologies is as natural as it comes to teaching maths for him. Manager of the CBS Hurling Team that got to an All-Ireland Hurling Final in 1992, where they reached the All-Ireland Semi-Final.

Ahmad Rafiq
Microsoft Cloud Engineer

Ahmad has just received his Azure Fundaments certification and has his roadmap set-out for more Azure exams over the coming year. He strongly believes in understanding the clients’ needs and has a real passion for automation techniques to ensure employees are more productive for their business. Ahmad loves what Power Automate can bring to a company, especially for those who want to find efficiencies in their daily workflow methods. Still not over Ireland beating Pakistan in 2007!


Waqas Naveed
Microsoft Cloud Engineer

Waqas is our cloud engineer that has a real strength in Microsoft technologies, especially Azure Virtual Desktops and SharePoint. Waqas has worked with various SMEs in Ireland which gives him a great understanding that business should be driving the technology they have; and not the other way around.He is a firm believer that cloud technology adds value to a business whenever it is approached in the right manner. His approach is that not one cloud can offer a whole solution in a business which brings loyal clients. Believes Mayo will finally win soon!

Wamiq Raheem

Microsoft Cloud Engineer

Wamiq has earned his Azure Fundaments certification and has a plan in place for taking further Azure tests over the course of the upcoming year. He has a significant passion for automation strategies to make sure staff are more productive for their company. He firmly believes in knowing the needs of the clients. Wamiq appreciates what Power Automate can do for a business, especially for those looking to improve the efficiency of their regular workflow processes.