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The problem · You already know it

Your business runs on nine systems.
None of them talk.

The CRM doesn't know what the inbox knows. The spreadsheet is three weeks stale. The thing your best person tracks lives in her head. You're not short of software — you're drowning in it. And somewhere between the tabs, the leads quietly slip.

the CRM nobody updates the master spreadsheet the enquiry that sat 9 hours in the shared inbox WhatsApp threads with clients the accounting system the lead that went quiet and nobody chased sticky notes on the desk the proposal sent three weeks ago — no follow-up the shared inbox the deal that closed with a competitor while it waited in someone's drafts the calendar what Sarah keeps in her head

If your average customer is worth four figures and just one enquiry a week slips through the gaps, that isn't an admin problem. That's a six-figure hole — invisible, because no system is watching the space between the systems.

The turn · From chaos to clarity

Now imagine the same business.

Scattered calls, unpaid deposits and cold leads — pulled into one reconciled view. Scroll to watch it resolve.

!Missed call · 11:48No callback logged. Lead going cold.
£Invoice unpaid · 31 daysNever chased. Cash just sitting there.
~Proposal stalled · £4,100Sent 14 days ago, no follow-up.
?Order status unknownThree people, three different answers.
No-show — rebook7 slots to win back this week.
Report built by handEvery Monday. Stale by Tuesday.
Needs your eye · today● RECONCILED
Callbacks to make2
Invoices to collect£12,400
Proposals to chase£41,000
Orders needing an update9
Rebookings to win back7
The brain · One model of your business

First we connect everything.
Then everything gets easy.

Calls, emails, WhatsApp, bookings, invoices, the CRM, the spreadsheet — reconciled into one living model of your business. That's the hard part, and we've already built most of it. Once it exists, three things become possible that weren't before.

click a source to connect it
0of 13 connected
The pipeline · A CRM that maintains itself

Every CRM dies the same death:
nobody updates it.
So we built one that updates itself.

A CRM is only as good as the discipline of the busiest people in the building — and that discipline always loses. So every touchpoint feeds the brain: every call, every chat and voice-AI conversation, every WhatsApp, every email, every booking, every yes and no. The brain reads it and moves the card itself.

Dentalevery call, chat and treatment-plan decision flows in — case acceptance moves the card itself.
Real estateevery email about a live deal syncs to the brain — the board reorders itself as the thread evolves.

When you open it, you're not looking at what your team remembered to log. You're looking at where your pipeline actually stands, right now. All the benefit of a CRM. None of the admin.

The interface · Talk to your business

Stop searching.
Start asking.

Because everything lives in one model, we layer conversational AI on top that knows the whole business. You don't dig through files, inboxes and three tools to reconstruct where a deal stands. You ask.

Every answer shows its receipts — the emails, the calls, the record it read to answer you.

The canvas · Software that appears when you ask

Ask, and it exists.

Every business has five spreadsheets someone built, forgot, and let rot. We did the hard part — connecting your systems into one living model. Which makes the expensive part almost free: building anything you want on top of it.

14
new enquiries · this week
11
treatments completed
79%
enquiry → booking
enquiries vs completed · by week

Pin it, share it, keep it forever — a living view that maintains itself. The kind of thing an agency would quote five figures and six weeks for. Here, it's a sentence.

The decision · Same as moving house

Buy, build — or assemble.

When you outgrow your home, you buy or you build. Buying is quick, but you live in someone else's idea of a house. Building gets you the dream — if you have a year and a serious budget. Software is the same decision, except building costs even more.

Path 01 — Buy

Off-the-shelf software

Fast and affordable — but generic. You bend your business to fit the software, and end up running seven tools that don't talk to each other.

Time to liveDays
Fit to your businessCompromised
Path 02 — Build

Commission from scratch

The dream — at a price. An agency starts from zero, bills by the month, and hands you a codebase that's now yours to maintain forever.

Time to live6–12 months
Typical cost£100k–£500k+
Path 03 — Assemble

Sentinel Connect

Most of your "impossible" system already exists as proven parts. We assemble them around how you actually operate, build the piece that's truly yours, and run the whole thing for you.

Time to liveWeeks
Already built70–90%
Maintained byUs, not you

The result: you get the dream house — software shaped exactly around your operation — without the build. Because the blocks were already made.

There's a fourth option, of course: keep going exactly as you are — another spreadsheet, another ops hire, more glue between tools. You already know what that one costs. The problem section did the maths.

How we work · A conversation, not a demo

We don't arrive with a product.
We arrive with questions.

No feature tour. No pricing grid. We sit down and learn how your business actually works — then we design the system it deserves.

01Where does it break?
02What still runs on someone's memory?
03Where does revenue quietly slip away?
04Which systems refuse to talk to each other?
05What do you check on Sunday night?
06If software could do anything — what would it do first?

Then we map your answers onto everything we've already built. What sounds impossible to you usually isn't to us — because most of it already exists.

Already built & proven
~80%
Shaped to your business
~15%
Made only for you
~5%

You leave that first conversation with a map of where your business leaks — whether you build with us or not.

Proof · Where it already runs

The real question isn't how many industries.
It's whether it works for one like yours.

Case study · Private dental · United Kingdom

A private practice, running on one system.

Before: calls missed at the front desk, enquiries sitting unanswered, treatment plans presented and never chased — revenue leaking patient by patient, invisible because nothing was watching the gaps.

Assembled: voice and chat answering every enquiry around the clock, automatic follow-up on every stalled plan, and one reconciled view of the whole funnel against the practice's own records.

[Owner quote — one line, in their own voice, to be added.]— [Owner], [Practice]

[ 00 ]
response time · before → after
[ 00 ]
enquiries recovered / month
[ 00 ]
revenue attributed
Real figures to be confirmed with the client.
Where it runs · Different nouns, same machinery

Every business believes its problems
are uniquely its own.

The nouns are. The machinery underneath rarely is — follow-up is follow-up, scheduling is scheduling, visibility is visibility. Here's what the leak looks like in yours.

Real estate

Every lead routed, qualified and chased — leadership finally sees the whole deal flow in one place.

Private dental

Every enquiry chased, every treatment plan followed up, reconciled against the PMS in real time.

Recruitment

Two-sided pipelines — candidates and clients — where speed-to-response wins the placement.

Construction & trades

Quotes, site schedules, subcontractors and variations reconciled instead of scattered across five inboxes.

Medical aesthetics

Consultation-led, repeat-client businesses where the money is in the follow-up nobody has time to do.

Insurance brokerage

Renewals, quotes and chase-ups on autopilot across a book too big to hold in anyone's head.

Automotive sales

High-ticket enquiries from six channels, every one answered before the customer reaches the next dealership.

Legal services

Matters, correspondence and billable moments captured as they happen — not reconstructed at month-end.

Home improvement & renewables

Long quote-to-install journeys where deals die quietly between survey and signature.

Wealth & financial advisory

Long relationship cycles where a single missed touchpoint costs a client worth thousands a year.

Private healthcare & clinics

Referrals, bookings and patient journeys tracked across systems that were never designed to talk.

Private education & training

Enquiry-to-enrolment journeys with parents and students who go cold when nobody follows up.

Every new industry teaches the system something. When we build a part for one client, every future client inherits it. The library grows. The next build gets faster.
Yours isn't listed? The nouns change. The machinery doesn't.

Before you ask · The questions owners don't ask out loud

The questions that quietly
kill deals — answered.

Who owns the system?

You do. It's built around your business and it's yours. If we ever part ways, the standardised core keeps running and the bespoke pieces are handed over cleanly — no hostage situation.

What happens if Sentinel disappears?

Most of what you run on is our standardised core — proven, documented, continuously maintained. The small bespoke layer is yours, with a handover path defined up front. Continuity isn't an afterthought.

Where does my data live?

Infrastructure-grade by default: encrypted in transit and at rest, GDPR-aligned from the ground up, every access logged. Your data is your data — we build on it, we don't trade it.

What does it cost?

A fraction of a from-scratch build — the £100k–£500k you'd spend commissioning this from an agency — scoped to what you actually need. You'll know the number before you commit to anything.

How much of my time does this take?

A few conversations up front while we learn how your business works. After that, progressively less — the system is designed to need you less over time, not more.

We already have a CRM / tried Zapier / have an ops person.

Good — those aren't competitors, they're parts. Sentinel sits underneath what already works and connects it. We assemble around your existing tools, not on top of a teardown.

The studio · Play with it

Design your AI
operating system.

Like configuring a car — except the machine is your business. Start from a blueprint or a blank canvas, choose what your operation needs, and watch the already-built figure climb with every capability you add. Your configuration travels with your enquiry.

Start from a blueprint

Choose what your business needs —
your system builds as you go.
Your operating system
Assembled on the Sentinel core · configured to your operation
Capabilities
0
Live in
Commissioned from scratch, a system like this typically costs £100k–£500k and takes 6–12 months.
Your configuration travels with your enquiry.
Bring this to life
By invitation

We take on a small number
of builds at a time.

Every system is designed, assembled and run personally. If your business has outgrown its tools — and you're ready to ask what software could really do for it — let's talk.

Request a design conversation

You’ll leave with a map of where your business leaks — whichever path you choose.

Private conversation · No obligation · Bespoke experience, standardised core