37th Floor, 1 Canada Square, Canary Wharf, E14 5AA Next HMRC deadline: — 020 3394 0054
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Business Start-up & Company Formation

Start your business the right way — with expert guidance, HMRC registration, and strategic planning from day one.

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Business Start-up & Company Formation

The right start, from day one.

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Business Start-up & Company Formation at SIA
Clarity. Confidence. SIA.
Overview

Launching a business means getting the foundations right. We advise on the best structure — sole trader, partnership or limited company — handle your incorporation at Companies House, and register you for Corporation Tax, PAYE and VAT where needed.

From there, we help you plan tax-efficient pay, set up your bookkeeping and understand every deadline ahead — so you can launch with confidence and full compliance.

Overview

We help entrepreneurs launch with confidence by providing company formation, HMRC registration, and practical start-up advice tailored to your goals.

Whether you’re setting up a limited company or exploring partnership options, we’ll guide you through every legal and financial step — ensuring full compliance and strong foundations.

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Find us in Canary Wharf

37th Floor, 1 Canada Square, London E14 5AA

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Professional standards

Membership of Accounting Body

AAT Licensed Accountant
IFAC — International Federation of Accountants
IFRS Accounting
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