Company Formations and Start-Up Support for Plumbers and Heating Engineers
Thinking about going limited or setting up your own plumbing and heating business for the first time? Making the right decisions at the start can save you thousands in tax and set you up for long-term success. Making the wrong ones can cost you dearly.
At Together We Build, we guide plumbing and heating professionals through the entire process of setting up their business — from choosing the right structure to registering with Companies House and HMRC.
Our Company Formation Service Includes
- Business structure advice — We help you decide between sole trader, partnership, and limited company based on your circumstances, income level, and growth plans.
- Limited company incorporation — We handle the Companies House registration, including memorandum and articles of association, registered office setup, and share allocation.
- HMRC registrations — Corporation Tax, PAYE, VAT, and CIS registrations handled for you.
- Business bank account guidance — Advice on the best business banking options for trade businesses.
- Accounting software setup — Getting you started with Xero, QuickBooks, or FreeAgent from day one.
- First-year planning — Budgeting, pricing, and tax planning to give your new business the strongest possible start.
Sole Trader vs Limited Company
One of the biggest decisions a new plumbing business owner faces is whether to trade as a sole trader or form a limited company. The right choice depends on your expected income, risk appetite, and long-term plans:
- Sole trader is simpler to set up and manage, with fewer reporting requirements. It works well for lower-income businesses and those just starting out.
- Limited company can be more tax-efficient at higher income levels and provides limited liability protection. It is often the better choice for established plumbers and heating engineers earning above £40,000-£50,000 profit.
We analyse your specific situation and provide a clear recommendation with the numbers to back it up.
Frequently Asked Questions
How much does it cost to form a limited company?
The Companies House registration fee is minimal. Our service includes all the setup, registrations, and initial advice you need to start trading with confidence. Contact us for our current pricing.
Can I switch from sole trader to limited company later?
Yes. Many plumbers start as sole traders and incorporate later as their income grows. We manage the transition process smoothly, ensuring there are no gaps in your tax compliance or trading activity.
What do I need to start a plumbing business?
Beyond your qualifications and Gas Safe registration, you need a business structure, insurance, accounting systems, and a plan. We help with the financial and administrative foundations so you can focus on winning your first customers.
Start Your Business Right
Contact us to discuss setting up your plumbing or heating business with the right foundations from day one.