Advancing
the Mission.
Accelerating
Defence.
The West cannot afford slow. Xcelo diagnoses what is holding you back and eliminates it at mission speed.
Not a consultancy.
Not a systems integrator.
A Defence acceleration firm.
The West's Defence and Security enterprise, and its ability to ensure our continued safety and prosperity, is more vital now than at any time in the last 80 years. Governments and industry are being challenged to deliver more capability, carrying greater impact, as quickly and cost effectively as possible.
Xcelo doesn't advise on what should happen and leave. It embeds alongside your teams and makes it happen at pace, collaborating with accountability, against measurable outcomes.
Expertise is scarce. Xcelo’s model is a carefully selected, highly credentialled team augmented by AI, concentrating expertise precisely at the point of constraint.
Three levers.
14 interventions.
Deployed simultaneously.
Xcelo brings deep subject matter expertise together with a rare combination of capabilities, powered by a digital-first approach, to shorten timescales and reduce risk, addressing whichever elements are holding back rapid progress.

Mindset
Organisation re-wired for acceleration
Everyone connected to outcomes.
- Re-wire organisation for acceleration
- Connect everyone to outcomes
- Ruthless prioritisation and measurement
- Enable appropriate risk-taking
- Targeted support and mentorship of SQEP

Mechanics
Restructure how a programme is governed
Commercially organised for delivery.
- Performance-driven commercials
- Outcome-driven governance
- Right speed in the right places
- Core, critical and support functions understood
- Performance-driven communications

Digital Exploitation
Exploit what clients already own
The gap is not access, it is exploitation.
- Digital awareness and confidence uplift
- Digital engineering deployment
- Optimised tooling against live constraints
- Exploit before you build
Five principles.
Non-negotiable.
These are not values on a wall. They are the operating constraints Xcelo holds itself to on every engagement, with every client.

Highly credentialled.
Deeply embedded.
We are strategists, technologists and leaders augmented by AI to advance the mission and accelerate Defence. Meet the leadership team.

Tom Samuel
Managing Partner
Xcelo's managing partner, bringing deep Defence and Security programme expertise and a proven track record in accelerating complex, mission-critical delivery.

Cliff Green
Managing Partner
30 years' experience in Defence and Security delivering critical programmes and growth for FTSE 100 and SME businesses.

Kieran Armstrong
Chief Operating Officer
Experience spanning defence and industry, bringing a commercially focused, delivery-led approach to every engagement. Known for cutting through complexity, aligning teams, and accelerating sustainable progress in operations and critical programme delivery.

Rufus McNeil
Partner
Highly experienced board adviser and change leader. Former Board member at DHL Supply Chain UK, CEO/COO of Harmonic, and Strategic Advisory lead at Frazer-Nash Consulting.

Erik Else
Director
Digital transformation leader with 13+ years delivering complex programmes in Defence and Security across Babcock, BAE Systems (Submarines), UK Government and MoD.

Chris Shepherd
Director
Highly experienced transformation leader with 40 years of experience in programme management and systems engineering across complex, multi-national defence system development including subsurface, surface, land and air in MOD and industry.
Join the team.
If you feel inspired by our mission and think you have the skills to help, we'd love to hear from you.
Get in touch →Why Xcelo?
Accelerate yourmission today.
If you have a need to accelerate, contact us today.
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