How do accountants support solicitors with business planning and growth?

Learn how accountants help solicitors with business planning and growth. Discover how strategic financial advice, forecasting, and performance analysis can strengthen law firm success.

Written by Christina Odgers FCCA
Director, Towerstone Accountants
Last updated 23 February 2026

At Towerstone Accountants we provide specialist accountancy services for solicitors and law firms operating under SRA regulation. This article has been written to explain How do accountants support solicitors with business planning and growth in clear practical terms so you understand how the rules apply in day to day practice. Our aim is to help you stay compliant protect client money and make informed financial decisions.

Running a solicitors’ practice is no longer just about delivering excellent legal advice. Modern firms operate in a competitive commercial environment where growth sustainability and financial resilience matter just as much as technical expertise. I see many solicitors who are outstanding lawyers but who feel less confident when it comes to planning the future of their firm.

This is where accountants play a central role. Business planning and growth are not abstract concepts. They are built on numbers systems decisions and timing. From my experience working with solicitors at every stage of their journey accountants act as translators turning ambition into practical structured plans that actually work.

In this article I will explain how accountants support solicitors with business planning and growth, what that support looks like in real terms, and why firms that treat their accountant as a strategic partner tend to grow more confidently and sustainably.

Why business planning matters for solicitors

Many law firms grow organically without a formal plan. Work increases staff are added and profits hopefully rise. Sometimes this works. Often it leads to pressure points that could have been avoided.

Without clear planning firms can face:

  • Cashflow strain despite healthy fees

  • Partners working harder but earning no more

  • Overreliance on a small number of clients or individuals

  • Difficulty funding growth or investment

  • Reactive decision making rather than strategic progress

Business planning provides structure. It forces the firm to define where it is going how it will get there and what it can realistically afford. Accountants are ideally placed to guide this process because every plan ultimately comes back to numbers.

The accountant as a strategic adviser not just a compliance provider

Traditionally many solicitors view accountants primarily as compliance providers, someone who prepares accounts tax returns and VAT submissions. While that work remains essential it is only a small part of the value accountants can offer.

When supporting business planning and growth an accountant helps solicitors:

  • Understand the true financial performance of the firm

  • Identify what is driving profitability and what is holding it back

  • Model future scenarios before committing to decisions

  • Balance growth with regulatory and cashflow risk

This advisory role becomes more valuable as the firm grows and decisions become more complex.

Understanding the firm’s current position

Effective planning starts with an honest assessment of where the firm stands today. I often find that partners have a general sense of performance but lack detailed clarity.

An accountant helps by analysing:

  • Revenue by practice area

  • Profitability by fee earner or department

  • Fixed versus variable costs

  • Lock up including work in progress and debtors

  • Partner drawings and capital positions

This process often highlights areas that are quietly undermining growth such as underperforming services or inefficient billing practices. Having this insight allows targeted improvement rather than broad guesswork.

Turning vision into a financial plan

Most solicitors have a vision for their firm whether that is growing headcount increasing profitability specialising further or preparing for eventual succession. The challenge is translating that vision into a workable plan.

Accountants support this by creating structured financial plans that answer key questions:

  • How much revenue growth is required to support expansion

  • What level of investment is affordable

  • How long growth initiatives will take to pay back

  • What risks need to be managed along the way

These plans are not static documents. They are working tools that evolve as the firm develops.

Cashflow forecasting and financial control

One of the most important contributions an accountant makes to business planning is cashflow forecasting. Profit does not equal cash and many growing firms learn this the hard way.

Accountants help solicitors:

  • Forecast cash inflows and outflows realistically

  • Identify periods of potential pressure

  • Plan tax payments in advance

  • Ensure partner drawings remain sustainable

With clear forecasts firms can make confident decisions about recruitment investment or marketing without risking financial instability.

Supporting growth through pricing and profitability analysis

Growth without profitability is not success. Accountants help solicitors understand whether growth is genuinely adding value.

This often involves:

  • Reviewing fee structures and pricing models

  • Assessing write offs and recovery rates

  • Comparing time recorded to fees billed

  • Identifying low margin work

By understanding which areas of the practice generate the strongest returns firms can focus growth efforts where they matter most.

Advising on funding and investment

Growth often requires investment. This might include new staff technology marketing or office space. Funding these decisions requires careful planning.

Accountants support solicitors by:

  • Assessing internal funding capacity

  • Advising on external finance options

  • Preparing forecasts for lenders

  • Stress testing repayment scenarios

Clear financial evidence strengthens the firm’s position when dealing with banks or investors and reduces the risk of overextending the business.

Managing tax efficiently as the firm grows

As firms grow tax complexity increases. Without planning this can erode profits and create cashflow strain.

Accountants advise on:

  • Efficient profit extraction for partners

  • Timing of income and expenditure

  • Use of allowances and reliefs

  • Managing VAT exposure

All advice is grounded in guidance from bodies such as HM Revenue & Customs and aligned with the firm’s structure and risk profile.

Supporting recruitment and team expansion

People are the core asset of any law firm. Growth usually involves recruitment which carries financial implications beyond salaries.

Accountants help firms plan for:

  • Total employment costs including pensions and NIC

  • Training and onboarding expenses

  • Productivity ramp up time

  • Impact on profitability

This ensures recruitment decisions are based on affordability and long term value rather than short term pressure.

Helping firms invest in systems and technology

Modern legal practices rely heavily on systems. Case management time recording billing and reporting all affect efficiency and client experience.

Accountants support technology investment by:

  • Assessing return on investment

  • Integrating systems with accounting software

  • Ensuring data supports reporting and compliance

  • Avoiding unnecessary or duplicate costs

Good systems support scalable growth while poor ones become bottlenecks.

Managing regulatory expectations during growth

Growth brings increased scrutiny. Regulators expect firms to maintain financial stability and effective controls as they expand.

Accountants help solicitors demonstrate financial resilience in line with expectations from the Solicitors Regulation Authority by:

  • Maintaining clear financial records

  • Monitoring cashflow and capital adequacy

  • Supporting continuity planning

  • Identifying emerging risks early

This reduces the likelihood of regulatory issues disrupting growth plans.

Business planning for different growth strategies

Not all growth looks the same. Accountants adapt their support to the firm’s chosen path.

This might include:

  • Organic growth through new services

  • Geographic expansion

  • Mergers or acquisitions

  • Preparing for external investment

Each strategy carries different financial and risk considerations. Accountants help solicitors compare options objectively before committing.

Using management information to drive decisions

As firms grow intuition becomes less reliable. Accountants help implement management reporting that supports informed decision making.

This includes:

  • Regular management accounts

  • Key performance indicators

  • Departmental performance reports

  • Cashflow dashboards

Clear reporting allows partners to spot trends early and adjust strategy proactively.

Supporting long term sustainability not just short term growth

Growth is only positive if it is sustainable. Accountants encourage solicitors to think beyond the next year.

This includes planning for:

  • Partner succession

  • Capital requirements

  • Market changes

  • Economic uncertainty

Long term planning builds resilience and protects the firm through changing conditions.

Acting as a sounding board for strategic decisions

One of the most valuable roles an accountant plays is that of an independent sounding board. Growth decisions often involve risk emotion and uncertainty.

Accountants provide:

  • Objective analysis

  • Challenge to assumptions

  • Evidence based advice

  • Calm perspective during pressure

This helps partners make balanced decisions rather than reactive ones.

Common growth mistakes accountants help solicitors avoid

Over time I see recurring issues that slow or derail growth. Accountants help firms avoid them early.

These include:

  • Growing turnover without improving margins

  • Taking on debt without clear repayment plans

  • Overdrawing profits during expansion

  • Ignoring cashflow in favour of headline figures

Avoiding these pitfalls preserves momentum and confidence.

When should solicitors involve their accountant in planning

The best time is before decisions are made not after.

Accountants should be involved:

  • When setting annual or long term goals

  • Before committing to major expenditure

  • Ahead of recruitment drives

  • When considering structural changes

Early involvement creates clarity and choice.

Final thoughts

So how do accountants support solicitors with business planning and growth. By grounding ambition in reality and turning ideas into structured achievable plans.

Accountants bring financial insight discipline and foresight to the growth process. They help solicitors understand their numbers manage risk and build firms that are not only successful but sustainable.

From my experience the strongest law firms are those that treat their accountant as part of the leadership team rather than a back office function. When that relationship works growth becomes intentional confident and far less stressful.

If you are a solicitor thinking about the next stage of your firm’s journey my advice is simple. Do not plan in isolation. Involve your accountant early and use your numbers as a tool not a hurdle.

You may also find our guidance on What are common accounting mistakes made by law firms and How can an accountant help with law firm budgeting and forecasting useful when reviewing related SRA and accounting obligations. For a broader overview of solicitor accounting and compliance topics you can visit our solicitors accounts rules hub which brings all related guidance together.