Attomus supports government, defence, and regulated organisations when the work is complex, sensitive, technically unusual, and needs dependable execution in a higher-trust environment.

Trusted by the Home Office, Ministry of Defence, Boeing, Johnson & Johnson, and BAE Systems.

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Advanced technology Security-first Delivery-focused JOSCAR registered

Trusted by the Home Office, Ministry of Defence, Boeing, Johnson & Johnson, and BAE Systems.

JOSCAR registered, meeting the pre-qualification standard used by major defence, aerospace, and security buyers.

Why Attomus

Trusted when the work demands more than advice alone

Clients use Attomus when the work carries real risk, the standards are high, and delivery has to be controlled from the start.

Security thinking embedded in delivery, not added around it
Principals with over two decades of experience in government, defence, and regulated enterprise
Conduct and handling calibrated to sensitive and higher-consequence environments
A focused offer - we know precisely what we do and where we stop
Named clients, specific mandates, verifiable outcomes - JOSCAR registered for defence, aerospace, and security
Who we work with

When the requirement is hard to resource or handle through a general supplier

Attomus is typically brought in by organisations that already have internal security or delivery capability but face a requirement they cannot resource quickly enough, or where the sensitivity of the work demands a level of vetting, discretion, and judgement that a general supplier cannot meet. Our clients tend to operate under meaningful scrutiny, whether regulatory, parliamentary, or reputational, and treat engagement handling as part of the requirement, not an afterthought.

Selected client work

Examples of the work clients trust Attomus to deliver

1
Home Office Delivery lead for a critical programme affecting 10.5 million UK citizens and all 43 police forces, delivered on time and to budget through changes in political leadership. Read case study
2
Johnson & Johnson Strategic review of the $3.4 billion Auris Health acquisition and Monarch platform, with up to $2.4 billion in milestone payments, producing an executable plan for profitability and long-term viability. Read case study
3
Ministry of Defence National security review of outsourced logistics across the Army, Royal Navy, and Royal Air Force, with all recommendations accepted and implemented by the UK Government. Read case study
See fuller client examples
Attomus specialists in discussion

From the blog

Practical thinking on security, delivery, and risk - written for buyers who already understand the landscape.

View all posts

The Authentication Model Contradiction Nobody Talks About

Authenticator apps look simple. They generate six-digit codes. The cryptography is forty years old. The protocol is an IETF RFC from 2011. You could probably …

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'Military-Grade Encryption' and Other Phrases That Should Make You Reach for Your Notes

Somewhere in nearly every security product’s marketing sits the phrase “military-grade encryption”. Pause on what that phrase actually tells you. The honest …

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What Android's Keystore Actually Does with AES Keys (and What It Doesn't)

There is a question that comes up constantly in Android security engineering, usually phrased something along the lines of: “how do I prove to my server that …

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Discuss a requirement in confidence

Reach out and we will respond with directness and discretion. Most first conversations take no more than 20 minutes.

Get in touch See who we work with