About UsChartered Accountants in Slough and London for Small Businesses. SBX Accountants specialise in accounting, tax, payroll, VAT, and bookkeeping for sole traders, limited companies, and startups. Based in Slough with clients across London and the South East, we offer fixed monthly packages, digital tools, and jargon-free advice tailored to small business needs. Whether you're a tradesperson, freelancer, or director, we help manage your finances, stay compliant, and save time. Registered with the ICAEW, our expert team delivers clear, proactive support by phone, email, or WhatsApp. Get a responsive, reliable accountant who understands small businesses.