Accountants in London
Specialist accountants for London businesses β construction, healthcare, tech, creative, property, and beyond. Fully remote, fully hands-on.
Accountants for Every Kind of London Business
London is home to some of the UK’s most diverse and fast-moving businesses β from construction contractors and NHS locums to tech startups, creative agencies, landlords, and independent professionals. Magnum Accountancy works with London businesses across all of these sectors, handling bookkeeping, VAT, payroll, management accounts, and tax so you can focus on running the business. All delivered remotely, with the same personal service you’d expect from a firm around the corner.
Who We Work With in London
ποΈ Construction & Trades
From Nine Elms and Battersea to Stratford and the City fringe β contractors, subcontractors, developers, and housebuilders operating across London. CIS, domestic reverse charge VAT, payroll, and job costing β all handled.
π₯ Healthcare Professionals
NHS locums, GPs, consultants, dentists, and private practitioners across Londonβs major hospital trusts β from Barts and The Royal London to Kingβs College and St Thomasβs. We handle self-assessment, private practice accounts, and the tax complexity of mixed NHS and private income.
π» Tech, IT & Startups
IT contractors, tech consultancies, SaaS startups β R&D tax credits, IR35 guidance, and clean books for investors.
π¨ Creative Agencies & Freelancers
Soho production companies, East London studios, boutique agencies, and independent consultants β straightforward accounts and tax so you can focus on the creative work.
π Property Investors & Landlords
Londonβs property market is among the UKβs most complex β Section 24, HMO licensing, SDLT, and CGT all in play. We help landlords and investors across all London boroughs structure their portfolios tax-efficiently.
π SMEs & Growing Businesses
Any London business that’s outgrown a basic bookkeeper and needs proper accounting β bookkeeping, VAT, payroll, management accounts, and tax in one place.

What We Handle for London Businesses
Everything your London business needs under one roof β no juggling multiple providers, no chasing for updates.
- CIS compliance β subcontractor verification, monthly returns, deduction statements
- Domestic reverse charge VAT β preparation, submission, invoice compliance
- Payroll β weekly, fortnightly, monthly, RTI submissions
- Bookkeeping β invoices, bank reconciliations, supplier payments
- Monthly management accounts β P&L, balance sheet, cash flow
- Annual accounts and corporation tax return
- Directors’ self assessment tax returns
- Tax planning and business growth advice
National Reach, Personal Service
We work with London businesses across every sector β delivering the kind of responsive, personal service that’s hard to find at larger London firms. No waiting days for a reply, no being passed between departments, no paying inflated fees because of a postcode. Just straightforward accounting handled by people who know your industry.
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Fast Response
Emails and calls answered promptly β no waiting days for a reply from your accountant.
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No London Premium
London accountants charge London prices. Our fixed monthly fees reflect the work β not the postcode.
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Construction Specialists
CIS, reverse charge VAT, subcontractors β we know construction inside out. You won’t need to explain it to us.
Book a Free 30-Minute Call
Tell us about your London business and what you need. We’ll give you a straight answer on how we can help and what it costs β no obligation, no sales pitch.
Daxa Khunti β Managing Director
π 01223 297374 | βοΈ daxa@magnumaccountancy.com