For UK accountancy firms · 5–30 staff · £300k–£3m revenue

You switched to
monthly fees.
Your margins
didn't move.

Monthly billing isn't a subscription model. It's your old pricing problem — collected differently.

You've already tried to modernise. You moved clients to fixed fees or monthly direct debits. But scope is still creeping. Advisory work is still being given away. Your best clients are still your least profitable. And your effective hourly rate has quietly collapsed.

This isn't a billing problem. It's a packaging and pricing problem — and it has a specific, structural fix.

£38k+
Average unrecovered advisory value per year — in practices already using monthly fees
Subscription Shift diagnostic data
94%
Client retention through structured repricing — across our engagements
Subscription Shift client base
3.1×
Practice valuation uplift — same clients, restructured pricing architecture
South East accountancy practice, 12 months
Accountancy practices·5–30 staff·£300k–£3m revenue·Already on fixed or monthly fees
Pricing Diagnostic
Find out exactly where your margins are leaking
45 minutes. Your numbers. A specific diagnosis — not a pitch.

No sales process. One working document. You keep it regardless.

The verdict
You don't have a subscription model. You have a broken pricing model — billed monthly.
Monthly direct debit is a billing cadence change. A subscription model is a defined service architecture, priced against value, with explicit scope boundaries — enforced at every touchpoint so that out-of-scope requests have a defined process. What most firms have built is the billing cadence without the architecture underneath it. The structural problems don't disappear. They often worsen, because monthly billing signals permanence to clients — they anchor to what's included and expand outward from there.

You've already tried to
modernise.
It hasn't worked.

Most firms that come to us have done what they were told to do. They've moved away from hourly billing. They've packaged services. Some have moved clients onto monthly direct debits. They've read the books. Attended the conferences.

And their margins are still flat. Their best clients are still their least profitable. They're still absorbing scope they never agreed to. Advisory work they did last month didn't appear on any invoice.

The reason is structural. Monthly billing without a defined service architecture, value-based pricing, and an enforced scope boundary doesn't create a subscription model. It creates a transaction model billed monthly — and it often makes underpricing worse, because clients feel entitled to more when paying by direct debit.

There is also a newer pressure. AI is compressing the time it takes to produce compliance and advisory deliverables. If your revenue is anchored to time — even implicitly — that compression will reach your fees before you've built a model that doesn't require it.

  • You have clients on "fixed fees" who contact you 6–8 times a month. None of that contact is scoped or priced.
  • Your advisory work — tax planning, strategic calls, quarterly reviews — is embedded in a compliance fee set three years ago.
  • You've tried to raise fees on long-standing clients and backed down when they pushed back.
  • Some clients pay you more for less work. Others pay you less for more. You know which is which, and you haven't fixed it.
  • You quoted a new client at a rate that felt right — not one you'd calculated.
  • Your effective hourly rate for advisory work, if you calculated it, would be lower than your compliance rate.
  • You have clients you'd refer to a competitor if you were being honest about fit — and you haven't had that conversation.
  • You're using AI to do compliance work faster — and quietly wondering whether that efficiency will compress your fees before you've built a model that doesn't depend on hours.
If any of these are true, you don't have a subscription model yet
  • Clients on "fixed fees" who regularly ask for things outside agreed scope — and you do them anyway
  • Pricing set by asking "what would feel reasonable" rather than "what is this worth"
  • No written scope boundary document that clients have signed
  • Advisory work happening informally that isn't billed
  • Different clients paying materially different amounts for similar work, with no logic you could defend
  • Fees that haven't meaningfully changed in two years despite your costs increasing
  • You're using AI to complete work faster — but your fees are still calculated on the time it used to take
If three or more of these are true, you are not running a subscription model. You are running your old pricing problem — collected differently.
Scope Creep Fixed Fees Overwhelmed accountant surrounded by paperwork — the reality of unstructured fixed fees and scope creep
£38k+
Average unrecovered advisory value per year — identified in practices that already use monthly fees
34%
Average fee increase across repriced clients in structured migrations — with 100% retention
8–15×
EBITDA multiple for subscription-based accountancy practices in UK M&A — vs 1–2× transaction-only GS Verde Group, 2025

A structured pricing intervention.
Not advice. Built and implemented with you.

This is not a consulting engagement that produces a report. It's a done-with-you implementation of a structured subscription architecture — designed specifically for accountancy practices with 5–30 staff, executed against a defined 90-day programme.

Your packaging

Every service tier is defined with an explicit scope boundary. Clients know exactly what's included. Requests outside scope have a process. You stop absorbing work you never agreed to deliver.

£

Your pricing

Every tier is priced against the value it delivers — not the hours it takes. We use sector benchmarks, your actual client data, and a value-mapping exercise to set fees that hold under scrutiny and don't collapse when challenged.

Your client architecture

We segment your existing client base into the correct tier for each relationship. Underpriced clients are repriced. High-value relationships are structured to justify and protect the fee. Your portfolio earns proportionally to value delivered.

Your migration

We write every client communication. We set up the GoCardless infrastructure. We run the migration in three waves, starting with your highest-confidence relationships. You don't have a single conversation you haven't been briefed for. Across our engagements: 94% retention.

Your compliance layer

We align your subscription structure with ICAEW/ACCA engagement letter requirements. Scope documentation is professionally defensible. MTD quarterly touchpoints are built in as natural subscription milestones — not add-ons charged reactively.

Your valuation

At 90 days, you have a fully migrated client base, contracted MRR, and a practice worth materially more to a buyer. UK M&A data: subscription accountancy practices sell at 8–15× EBITDA. Transaction-only: 1–2×. We model your differential before we start.

Your AI position

AI is reducing the hours it takes to produce compliance and advisory deliverables. If your pricing is still anchored to time — even loosely — that efficiency will compress your fees. A value-based subscription model converts AI productivity into margin, not a race to the bottom. The firms that move first will price AI's output as an asset. The firms that don't will be asked to charge less for doing more.

90

Days to a fully migrated, structured subscription architecture

Not a framework you implement yourself. Not coaching sessions and a workbook. A functioning subscription model — every client correctly tiered, scoped, priced, and on direct debit — built and implemented with you inside 90 days.

Revenue multiplier across our accountancy engagements: 2.9–4.1× within 12 months. Not by adding clients — by correctly pricing the ones you already have.

Same clients. Restructured pricing. Transformative results.

All identifying details redacted. Figures verified. Both practices had already attempted to modernise their pricing before engaging us.

Accountancy Practice — South East England
£85k billed annually.
£247k contracted MRR.
8 clients · Single-director firm · 6 years in practice · Already on "fixed fees" for 18 months
  • Advisory contacts averaging 4.2 per client per month — zero billed
  • Three clients on fees unchanged since 2021
  • No scope boundary document. No out-of-scope process.
  • Effective advisory rate: £47/hour. Compliance rate: £95/hour.
  • Built three advisory tiers: Compliance Only, Advisory Plus, Strategic Partner
  • Mapped each client to the correct tier with value-based pricing
  • Identified £38k of unrecovered annual advisory value
  • Migrated all 8 clients via structured wave migration over 90 days
£247k
Contracted annual MRR
94%
Client retention through migration
3.1×
Practice valuation uplift
"I thought I'd already fixed my pricing. I hadn't. I'd just changed when I invoiced. The number on the revenue gap analysis was embarrassing — and that embarrassment was the most commercially useful thing that's happened to me in years."
Accountancy Practice — North West England
Scope creep on 12 of 15 clients.
Eliminated in 60 days.
8 staff · Two partners · "Value pricing" for 3 years · Partners disagreeing on approach
  • 12 of 15 business clients outside scope on a rolling basis — quarterly management discussions, director meetings, informal tax calls, none billed
  • Similar-complexity clients paying fees ranging from £2,400 to £9,600 annually — no logical basis
  • Partners underpricing new enquiries to win work, then subsidising those clients with senior time
  • Designed a unified three-tier structure both partners agreed on
  • Built scope boundary documentation for each tier
  • Repriced 9 clients upward — average increase: 34%
  • Structured and briefed all migration conversations
£62k
New annual recurring revenue from repriced clients alone
100%
Retention through repricing conversations
34%
Average fee increase across repriced clients
"We'd had the same internal argument about pricing for two years. Having a structured framework we both believed in ended the argument in a week. The client conversations were easier than either of us expected."

Seven stages. 90 days.
A functioning subscription architecture.

Each stage has a specific deliverable. Nothing is left to your interpretation. You don't need to figure out how to run this — we run it with you.

Founding principle

You are not selling time. You were never being paid for time — you were being paid for what your time produces. CONVERT exists to close the gap between the value you deliver and the income you collect, by restructuring how that value is packaged, priced, and enforced.

C
Calculate
Stage 1 · Quantify your revenue gap precisely

Not a feeling — a number. We pull your last 24 months of billing data, map every informal advisory interaction that didn't appear on an invoice, and calculate the gap between what you currently bill and what a correctly structured model would generate from your existing clients. Most practices find this number uncomfortable. That discomfort is commercially useful.

Revenue gap figure specific to your practice
O
Outcome
Stage 2 · Reframe every tier around outcomes, not deliverables

Your clients stop comparing your fees to a competitor's hourly rate — because the comparison becomes irrelevant. We map what each client's situation is because of your involvement, what they'd lose if you stopped, and what informal support they receive that isn't invoiced. Those answers become your subscription proposition.

Outcome inventory per client segment
N
New Model
Stage 3 · Design and price your subscription architecture

Three tiers. Value-based pricing. Explicit scope boundaries. A scope escalation process for out-of-tier requests. Benchmarked against sector data from comparable UK practices. We price from the ceiling — what's it worth to the client to have this problem permanently managed — not from your hourly rate. The model is documented and defensible before any client sees it.

Tier architecture + scope boundary documents
V
Validate
Stage 4 · Infrastructure live before any client conversation

GoCardless configured and tested. Engagement letter addenda drafted and aligned with ICAEW/ACCA requirements. Scope documents ready for e-signature. Delivery logs in place. A client says yes — the direct debit runs that week without you touching it manually. The professional quality of that process is part of what makes clients confident in the decision they've just made.

Payment infrastructure + agreement templates live
E
Engage
Stage 5 · Structured wave migration — every conversation briefed

Wave 1 is your top 3–5 clients — the ones who call you regularly, trust you completely, and already behave like subscribers. These conversations convert at close to 100% and build the confidence for the waves that follow. We write every migration letter. We brief you for every conversation. We give you the exact language for when clients push back on price. Across our engagements: 94% retention through migration.

Migration communications written + wave plan executed
R
Ride Out
Stage 6 · Manage the transition dip — prevent month-three reversion

There's a period — typically months two and three — where MRR is growing but hasn't crossed your old average. This is where most DIY attempts are abandoned. We track MRR weekly, manage the parallel billing period cleanly, and prepare you for the recognition gap before you experience it. Most practices that abandon recurring revenue do so in month three — just before the MRR line crosses their previous average.

Weekly MRR tracking + parallel billing management
T
Transform
Stage 7 · Compound, protect, and prepare the asset for what comes next

New clients subscribe from day one. Annual pricing reviews are in the calendar before they're needed. Your practice is modelled against exit valuation with and without MRR — so you can see exactly what the subscription architecture is worth as an asset. UK M&A data: subscription accountancy practices sell at 8–15× EBITDA. Transaction-only: 1–2×. We show you your differential in pounds.

Exit valuation model + compounding MRR architecture

Questions we get from every firm before they start.

These come up in every first conversation. They're worth answering properly — not dismissing.

Because monthly billing without scope architecture, value-based pricing, and enforced boundaries is not a subscription model. It's your old model collected differently — and in our experience it often makes underpricing worse, because clients feel entitled to more when paying by direct debit. The test is simple: if scope is still creeping, if advisory work is still being given away, and if your effective hourly rate for advisory is lower than for compliance, the model underneath is still broken.

The reason repricing attempts fail is almost always sequencing. The conversation happens before the architecture is built — so you're asking a client to pay more for something that looks identical to what they have. The CONVERT approach builds the tier structure, scope definition, and value framing before a single client conversation. When clients push back, there's a framework to point to. Across our engagements: 94% retention through migration, and a 34% average fee increase on repriced clients. The conversations are easier than most firms expect.

Variation is handled through tiers, not exceptions. The tier architecture is designed to accommodate the range in your client base — entry covers simpler relationships, mid covers the majority, premium covers your most complex or high-value clients. What the scope document eliminates is undefined variation: clients who interpret "included" differently, out-of-scope requests that you fulfil without a process, and informal advisory that you give away because there's nowhere else to put it.

No. The output is a functioning subscription architecture — not a document about one. By the end of the programme: every client is on direct debit, every tier has a signed scope document, your engagement letter addenda are ICAEW/ACCA-aligned, and your billing infrastructure runs automatically. We write the communications, brief the conversations, and manage the migration. You don't receive a framework and a good luck.

Software partner advice addresses billing mechanics — switching from invoicing to direct debit, setting up recurring payments, structuring engagement letters. That's Stage 4 in the CONVERT framework. It doesn't address the pricing architecture underneath: how tiers are designed, how scope is enforced, how advisory work is valued and captured, or how migration is managed without losing clients. Most firms that have "done" the software partner programme still have flat margins because the model underneath hasn't changed.

AI solves a production problem. It does not solve a pricing problem. If your fees are anchored to hours — directly or implicitly — then producing the same output in less time either compresses your effective rate or creates pressure to reduce fees when clients notice. The subscription model is the mechanism that converts AI efficiency into margin rather than into a downward price spiral. Without value-based pricing underneath, AI makes you more efficient at earning less. With it, AI becomes pure productivity gain that doesn't touch your revenue.

45 minutes. A specific number. Yours to keep.

We calculate three things specific to your practice. You leave with a document. There is no sales process — you keep the output regardless of what you decide.

01
Your revenue gap — the difference between what you currently bill and what a correctly structured model would generate from your existing clients
02
Your scope exposure — an honest estimate of advisory work you're currently delivering outside any fee structure
03
Your valuation differential — what your practice is worth now versus with established MRR, modelled against UK M&A benchmarks
This is right for you if
  • Your practice turns over £300k–£3m
  • You have 5–30 staff
  • You've already attempted fixed fees or monthly pricing
  • Scope creep, margin pressure, or inconsistent pricing is still a live problem
This is not right for you if
  • You're starting a practice from scratch
  • You haven't yet attempted to modernise your pricing
  • You're looking for general business coaching
  • Your practice turns over less than £300k

No sales process. No pitch deck. One working document. One confirmation email.