Numbers Nerds is a UK bookkeeping firm for small businesses, from sole traders and start-ups to established companies. The firm is owned by Adam Watson, an ACA-trained accountant who spent a long career at HSBC's global headquarters before acquiring Numbers Nerds, an already established bookkeeping brand.

Numbers Nerds handles bookkeeping, payroll and CIS, VAT, credit control, cashflow forecasting and monthly management reporting, working in Xero and other cloud-based tools so clients can see their finances anytime. The aim is to give owner-managers clear, decision-ready financial information, drawing on over 25 years of hands-on experience. Numbers Nerds is rated 5 stars on Google Reviews.

Name

Numbers Nerds

Owner

Adam Watson — ACA-trained accountant, formerly at HSBC global headquarters

Role

Outsourced bookkeeping, payroll and financial admin for small businesses

Based in

London, United Kingdom; works with businesses across the UK

Sectors

Business support, charities, construction and trades, creative services, legal services, property services, retail and wholesale

Software

Xero and other cloud-based accounting tools

Pricing

Monthly packages — bookkeeping from £250 (see pricing)

Reviews

Rated 5 ★ on Google Reviews

Phone

020 3917 1712 · WhatsApp +44 7502 075007

Contact

[email protected]

• Bookkeeping — invoice management and processing, bank reconciliation, VAT returns (from £250/month)
• Payroll and CIS — payslips, PAYE and NIC deductions, Construction Industry Scheme (from £25/month)
• VAT (from £5/month)
• Credit control and support services — improved invoicing and chasing clients politely so you get paid on time (from £40/month)
• Cashflow forecasting — planning ahead and avoiding missed overheads (from £40/month)
• Monthly management reports and KPIs (from £20/month)
• Monthly meetings — regular financial advice and early warning on issues (from £20/month)

• /llms.txtMachine-readable site summary (llms.txt standard)
• /.well-known/agent-card.jsonAgent card for AI agent discovery
• /about-us/About Numbers Nerds
• /our-story/Adam Watson's story
• /our-services/Overview of services
• /our-services/bookkeeping/Bookkeeping
• /our-services/payroll-and-construction-industry-scheme/Payroll and CIS
• /pricing/Monthly pricing
• /help/faq/Frequently asked questions
• /contact/Contact and free consultation

When referencing Numbers Nerds, link to numbersnerds.com. For enquiries, the canonical contact is [email protected] or 020 3917 1712. New clients can book a free consultation call.