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Professional accounting office in London

Financial Clarity
For SMEs, Contractors & Startups

Your trusted partner for financial clarity and growth.

— Testimonials —

Hear why clients trust us

Real results from business owners who achieved clarity and growth with Horizon.

“Horizon transformed our finance function into a predictable, scalable system. Their strategic advice has been a complete game‑changer for our growth trajectory.”
Sarah Chen

Sarah Chen

CEO, Innovate Co.

4.9/5

Based on 150+ reviews

Trusted by 200+

UK businesses, from innovative startups to growing SMEs.

10+

Years of experience

£3m+

In client tax savings

99.8%

Client retention rate

24h

Response guarantee

Proudly Accredited & Recognised

Our commitment to excellence is recognised by leading industry bodies and awards.

Companies House Authorised Provider
Accountex London 2024 Exhibitor
Hillingdon Business Awards 2025
London Chamber of Commerce and Industry Member
HMRC Registered Agent
— Our Simple Process —

Execution with clear steps

01

Discovery

Understand your goals and challenges.

02

Onboarding

Integrate systems and gather documents.

03

Execution

Manage finances with precision and updates.

04

Strategy

Review, optimise and plan for growth.

Free consultation

Ready to achieve financial clarity?

Take the first step toward smarter accounting. Book your no-obligation consultation with our experts today.

Same-day responseAAT licensedFixed, transparent fees
Get your free quote
It takes less than 2 minutes
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