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How to start a consultancy in the UK (step-by-step)

30 Sept 2025 2 min read
How to start a consultancy in the UK (step-by-step)

Overview

Starting a consultancy is straightforward if you follow a clear path. This guide covers structure, branding, addresses, contracts, pricing, tax, compliance, lead gen, and ops.


1) Pick your structure

Sole trader

  • Easiest to start, you = the business.
  • Simpler accounting, but no limited liability.

Limited company

  • Credibility, limited liability, cleaner for B2B.
  • Separate legal entity, directors & shareholders, more admin.

Many consultants start as a limited company for client confidence.


2) Choose your name and brand

  • Check name availability on Companies House.
  • Grab domain + social handles.
  • Create a clean one-page site with services, bio, and contact.

3) Address & privacy

  • Use a registered office and director service address (avoid exposing your home).
  • Your website and invoices should show registered office details.

With BetaOffice you get a Central London registered office + director address and AI-sorted mail.
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4) Contracts & proposals

Have a lightweight legal pack:

  • Master Service Agreement (MSA) + Statement of Work (SOW)
  • Scope, deliverables, acceptance, timelines
  • IP ownership, confidentiality/NDA, termination
  • Reasonable liability cap (e.g., fees paid in last 12 months)

5) Pricing and invoicing

Common models:

  • Daily/Hourly for flexibility
  • Fixed-fee for defined outcomes
  • Retainer for ongoing advisory
  • Value-based for strategic work

Invoicing tips

  • Clear payment terms (e.g., 14 days)
  • Unique invoice number + due date
  • Deposits for new clients; milestone billing for large projects

6) Taxes & accounting

  • Track income/expenses from day one.
  • Understand VAT registration thresholds and whether Flat Rate Scheme helps.
  • Consider a lightweight accountant (pays for itself quickly).

7) Compliance & data

  • ICO registration if you process personal data.
  • Privacy notice on your site.
  • Data-processing clauses in client contracts.

8) Lead generation (fastest wins)

  • Publish 2–3 case-study posts and 3–5 how-to posts.
  • Post weekly on LinkedIn with a simple CTA.
  • Ask every happy client for one introduction.
  • Niche into an industry you know—specific beats generic.

9) Tools & ops

  • Proposal + e-signature (e.g., PDF + e-sign)
  • Time tracking (if hourly)
  • Bookkeeping tool + receipt capture
  • A mail dashboard so HMRC/Companies House items never slip

10) Go live checklist

  • Company or sole-trader set up
  • Registered office + director address configured
  • Bank account ready
  • Website + LinkedIn page live
  • Contract templates loaded
  • First 5 leads identified and contacted

Mini-FAQ

Do I need a business bank account on day one?
If you’re a company—yes. For sole traders, it’s strongly recommended.

What if I start as sole trader and switch later?
Totally fine—plan for migrating invoices/contracts.


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