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20% off — first 20 customers. See the offer →

Founding customer offer

20 places. 20% off. Locked for two years.

The first 20 companies on an annual Starter, Business or Scale plan take 20% off the plan price, held for 24 months. Start with the 14-day free trial — no card — and claim your place once you've seen it working.

Or claim your place in writing →

Founding rates, annual plans

  • Starter (Up to 25 employees)£1,200 £1,500
  • Business (Up to 100 employees)£4,000 £5,000
  • Scale (Up to 500 employees)£8,000 £10,000

Per year, excluding VAT. Unlimited users on every plan.

I have existing clients who come first, so I run these calls at the edges of the day:

Tuesday & Thursday 7:30–9:00am

Wednesday 5:00–6:30pm

0161 327 5077Or book a slot yourself →

The situation this is for

If none of this sounds familiar, you probably don't need it.

The deal is stuck behind a security review

An enterprise customer has sent a 200-line questionnaire, or asked for your ISO 27001 certificate. Procurement won't move until it's answered.

Nobody in the building has done this before

There's no ISMS, no risk register, no Statement of Applicability, and no obvious person to own any of it.

The quotes came back at £20k and six months

Which is real money at your stage, for something you can't yet tell is being done well or badly.

You bought a tool and it didn't help

A dashboard turned green and you still couldn't answer the auditor's third question. The tool was never the hard part.

What a founding place gets you

The same platform everyone gets, at a rate nobody after you will get.

The full platform, not a cut-down version

ISO 27001 management system, UK and EU GDPR essentials, registers, evidence vault, audits and management review — unlimited users on every plan.

Onboarding with a lead auditor

Your setup session is with me, not an account manager, so the scope and the Statement of Applicability are right from day one.

The price locked for two years

Your founding rate holds for 24 months, so a renewal increase can't land on you next year.

Modules when you need them

28 framework modules — SOC 2, HIPAA, PCI DSS, ISO 22301, TISAX, EU AI Act and more — added at any point without a rebuild.

What it costs

The first 20 paying customers on a Starter, Business or Scale annual plan take 20% off the tier price, locked for 24 months. If 20 places are not taken the offer closes on 31 March 2027 regardless.

  • 20% off the Starter, Business or Scale plan price, held for 24 months
  • 14-day free trial first, no card needed — you only pay once you've seen it working
  • Unlimited users at every tier, so growing the team doesn't grow the bill
  • Certification body audit fees are yours — those are paid direct to your auditor and I can't waive them
  • Penetration testing and Cyber Essentials assessment fees sit outside the offer
  • Modules are always at list price — the founding rate applies to the plan price only
  • Annual plans only. Month-to-month is at list with a 10% premium and cancels any time.
  • Modules are always at list — the founding rate applies to the tier price only.
  • Enterprise is outside the offer.
  • Not combined with any other discount; if you also qualify for the charity, education or two-year prepaid discount you take whichever is better.
  • From month 25 the list price in force at the time applies, disclosed at signup and in the order, with the CPI + 2% renewal cap from then on.

Who it's for

20 places, and I'd rather be straight now than three weeks in.

A good fit

  • UK or EU, from a founding team up to around 500 employees
  • A real certification or customer deadline you're working towards
  • Someone internal who can own the management system day to day
  • Happy on an annual plan — that's what the founding rate is for

Not a fit

  • Wanting month-to-month billing — that stays at list price
  • Needing a certificate in under eight weeks — that isn't a thing I can honestly promise
  • Enterprise groups over 500 employees — those are quoted separately, and the offer doesn't apply
  • Looking for someone to run it entirely for you with no internal owner

How it works

No discovery call with a rep, no sequence of nurture emails.

  1. 1

    You ring me

    0161 327 5077, in one of the windows. Forty-five minutes, and we work out whether this is a fit. If it isn't, I'll tell you on the call and point you somewhere better. Prefer to book a slot? Pick one here.

  2. 2

    Start the free trial

    14 days, no card. We set up your scope, frameworks and first controls together so you're looking at your own compliance position, not a demo.

  3. 3

    Claim your founding place

    If it's right for you, we put you on an annual plan at 20% off and confirm the rate in writing for 24 months.

  4. 4

    Get certified

    You keep working in the platform, and I'm on the end of the phone when the auditor asks something awkward.

Who you'd be working with

Simon Green, founder of Sentinel42

I'm Simon Green, founder of Sentinel42. 20 years experience in GRC — most of it spent getting organisations through the exact process this platform runs.

I've taken a UK SaaS provider to ISO 27001 certification and SOC 2 Type 2 attestation as its Head of Information Security, and worked across the NHS, financial services and energy. I sit on the other side of the table too, as a qualified lead auditor — which is the main reason I know which parts of this genuinely matter and which parts are theatre.

  • ISO 27001 Lead Auditor & Implementer
  • ISO 42001 Lead Auditor & Implementer
  • Cyber Essentials Assessor
  • CISM
  • CCSK
  • SC Cleared

Straight answers

The first 20 paying customers on a Starter, Business or Scale annual plan take 20% off the tier price, locked for 24 months. If 20 places are not taken the offer closes on 31 March 2027 regardless.

Claim one of the 20 places

Two minutes. I read every one myself and reply within two working days.

Ring me. You'll get me.

Not a switchboard, not an SDR, not a form that generates an email in four working days.

0161 327 5077

Tuesday & Thursday 7:30–9:00am · Wednesday 5:00–6:30pm — outside those hours, leave a message and I'll ring you back the same day.