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Xenith Leadership Team

Justin Milligan

Chief Executive Officer

Justin Milligan is Xenith’s Chief Executive Officer, leading the company as it builds and grows ensuring customer success around the world. He is also a member of the Xenith Board of Directors. 

Justin joined Xenith after University in 1998, having spent a year in Xerox as Industrial placement.  Working hard in many different roles over the next 15 years, often by taking the time to make himself the most knowledgeable person in that field so he could add value to those around him, led to the opportunity to acquire the business from its founder and take over the role of Managing Director in 2013. His tireless enthusiasm to provide our customers with the most agile service and the most innovative offerings in an ethical business environment has resulted in significant growth for the company. Now with over two decades of leadership and having first rate skills in sales & finance he brings a wealth of knowledge in client acquisition, relationship management and the sales process alongside that of the rigorous finance and operational systems and processes required to succeed in today’s competitive world.

 Justin is recognised by senior people within both HP and Xerox as a go-to Subject Matter Expert on Workplace Services in the channel and the mid-market enterprise space. He also holds a Bachelor of Science degree in Physics & Business Studies from Warwick University.  He cares deeply for the people he works with and has been a keen sponsor of the continued evolution and growth of the wonderful culture that exists at Xenith. 

His favourite element on his own personal development plan is the management training program that was initiated in 2019 and that continues today, believing whole-heartedly in the value we can bring to our teams through good management.

Outside Xenith, Justin is a devoted husband and father of 2 amazing girls.  When he has time for himself, despite having laughed for many years at the MAMILs within his friendship groups, he is now a fully paid up member and addicted to cycling the roads and hills in Sussex and especially around the Ashdown Forest.


Marc Ueckerman

Chief Technology Officer

Marc Ueckermann is Xenith’s Chief Technology Officer, leading the company’s long-term technology strategy, exploring ongoing innovation initiatives that explore emerging technologies, assess their application to the company’s business and recommend new strategies and solutions. He is also a member of the Xenith Board of Directors. 

Marc joined Xenith in 2001, taking on many different roles and adding value with his knowledge and skills wherever he could. Through his leadership he has ensured Xenith helped enterprises to meet their objectives by understanding their business goals and implementing innovative software solutions and services that make them more efficient and effective. Helping them increase their ability to be agile in an ever changing market. As a result, this has helped a number of multinationals, top legal and financial institutions, and other leading businesses and charities across all industries achieve significant benefits. 

Marc’s exceptional track record of technical improvement is based on his belief in quality and expandability. He is known for his ability to quickly identify customer requirements and translate them into realisable product features which go far beyond “quick fixes.” Marc is known for his ability to pre-empt future changes by building in enhancement capability from the beginning.

Outside Xenith, Marc is a dedicated family man who loves spending time with his wife and kids. He is a maestro on the bbq and likes to keep active, most taking on the 100-mile cycle in the Prudential Ride London.

Laura Rooney

HR Manager

Laura Rooney is Xenith’s HR Manager and is passionate about ensuring the smooth functioning of the business. She is responsible for maintaining Xenith’s values, working with the business to enhance workforce performance, talent, leadership and culture as well as develop people solutions. Focusing on employee engagement, development and making Xenith a great place to work is Laura’s main priority.

Laura has more than 15 years experience working in the financial markets and within market infrastructure organisations. Throughout her career Laura has always had extensive involvement in the strategic planning process and has gained substantial HR infrastructure, budgetary and finance, relationship building, process design & management experience over the years. 

Prior to joining Xenith, Laura was Director of Business Development & Relationship Management / Operations Manager ensuring the quality of all SAL’s client services, developing new opportunities whilst managing the overall Staff experience & operations. Laura was also Chief of Staff for LME Clear, where she was fundamental to its launch and employees in 2014.  

Outside of Xenith, Laura loves spending time with her Husband, Family & Frenchie Reggie, reading and listening to music which she occasionally like to sing and play on her piano. Laura also enjoys fitness and recently ran the London Marathon in 2018 on the hottest day recorded so far!

Laura Olley

Head of Service

Laura has 12 years experience in customer service within Print, Asbestos and Finance sectors. Laura has been with Xenith for over 8 years, starting her career as a Helpdesk Operative on our MPS team. Here she built up a strong knowledge of the company’s values and a clear understanding of what was needed to provide customers with five star service. Laura very quickly progressed to Team Leader and subsequently the Helpdesk Manager for all 3 of our service teams. Now, as Head of Service, Laura oversees customer support, ongoing process and product development and reports directly to the board. 

Laura has successfully ensured our service team have delivered a consistently high level of service during her time at Xenith. We are a Platinum partner to Xerox and our annual customer satisfaction survey shows that we have a 98% satisfaction rate which is testament to Laura’s dedication to our client base. Laura has also developed and implemented a Client Relationship team to further support our larger clients and has trained and developed all of our helpdesk’s to accommodate our growing number of valued customers. 

Outside of Xenith Laura is a gym goer and loves to stay active. When not at home with her two adorable cats, Laura likes to relax on holidays and can often be found in Vegas or on a beach (prosecco in hand of course!)  

David Alexander

Head of Technology

Following a productive, 3-month part time role at Xenith back in the summer of 2008 it was clear that Dave was a driven individual and was eager to progress at Xenith. 12 years on and having fulfilled many different roles of a technical nature Dave is now Head of Technology and committed to ensuring our clients are satisfied with all hardware and software implementations covered by Xenith’s portfolio of products. 

Dave began his career at Xenith at a time when the MPS industry was rapidly developing, which meant a quick learning curve. Having excelled at delivering and supporting various solutions across different customers Dave was gaining great exposure and experience of the products that Xenith offered to its customers, and of our customer environments. Dave has built great relationships with colleagues and customers over the years, which contributes to the Xenith culture. 

Dave now heads up a team who are responsible for many tasks including technical solution design, implementation, and support. Dave likes being hands on and involved with everything that is going on and has been involved in some large, global deployments in recent years. Whilst a lot of work is done remotely these days, there have been a quite a few international trips for Dave and his team over the years, including deployments across EMEA, the US and large training sessions in India. 

Outside of Xenith, Dave is a family man and tries to live a relaxed life with his wife and two kids. A football mad family who love the outdoors, Dave set himself a fun task this year to have at least one BBQ each month of the year, which was kick started with a slow cook on New Year’s eve going into New Year’s day – Ribs and Brisket. Always coal!

Scott Holland

Financial Controller

Paul Paz

Head of Digital Workplace

Corporate Account Directors

Stuart Cassidy

Corporate Account Director

Stuart is one of Xenith’s Corporate Account Directors who partner with our largest clients to provide innovation, thought leadership and direction to understand their challenges and align their business strategies with Xenith’s award-winning workplace services.

Alongside the corporate account director's role Stuart leads the HP Partnership programme which is an exciting evolution to further enhance Xenith’s workplace services offerings with HP’s device as a service, desktop A4 print services and the future forward-thinking ideas and services Xenith and HP are working alongside each other to bring to the market.

Stuart started out in the print industry in 1988 when daisy wheel and dot matrix printers were revolutionary and along the way has built on his technical knowledge, industry knowledge and most importantly an understanding of how, what and why a business will succeed and be a trusted partner to succeed alongside them.

Stuart has owned his own business, captained Wasps colts and played for Wasps First XV, travelled the world, trekked Machu Pichu, volunteered at the Borneo Orangutan Sanctuary, dived the great barrier reef and flown a plane (but is still scared of heights). He now has a passion for cooking, a love for his family and enjoys coaching Rugby for his son’s mini’s rugby team.

Julian Sadler

Corporate Account Director

Julian is one of Xenith’s Corporate Account Directors. Julian has a real passion for problem solving and client engagement. He is responsible for the continuous development of some of our largest customers; by helping them to improve their workplace and the experience for their users which will ultimately help his clients grow their revenue!

Julian is tremendously committed to his clients and work and never leaves a stone unturned. He focuses on the Construction, Legal, and Technology industries. One of Julian’s favourite aspects of the jobs is learning about other industries and developing ideas on how we can help them to tackle those business challenges. 

He joined Xenith in 2017, after securing first class honours in his undergraduate and spending a year living and working in Spain – yes, he can even speak un poquito de Español! 

In his free time Julian loves to spend as much time in Spain and Europe as he can, visiting the wealth of history and castles on offer and immersing himself in another culture. Julian is also a dog lover and an avid Arsenal fan. 

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