Advanced 365, formerly Business Systems Group Ltd (BSG), provides innovative outsourcing that helps customers improve operational efficiencies and enable business advantage through the quality and flexibility of its services. Our innovative UK outsourcing and managed services help clients to: reduce cost; free internal resource to focus on strategy; reduce risk; improve IT service delivery; and deliver a more flexible & scalable IT service. Advanced 365 focuses on the delivery of managed services, cloud computing, application development and Software as a Service (SaaS), utilising its application development capabilities as a unique differentiator to create exceptional business advantage for their customers. Advanced 365 specialises in delivering its services and solutions to the commercial and care markets and has numerous customer references that highlight the benefit of a managed service with Advanced 365. Advanced 365 has approximately 100 employees and the group works with over 7000 customers and has over 50% contracted annuity revenue. Advanced 365 customers include: Association of Accounting Technicians, Cazenove Capital Markets, Charles Stanley Stock Brokers, Enrich Reward Ltd, High Speed 1, Morgan Sindall Plc, Newspaper Licensing Agency, Nursing and Midwifery Council and Vail Williams LLP. Specialties managed services, IT outsourcing, cloud computing, application development, application support, payroll bureau services
| Website | http://www.oneadvanced.com |
| Revenue | $721.4 million |
| Employees | View employees |
| Founded | 1987 |
| Address | Ditton Park Riding Ct Datchet Rd, Slough, Berkshire SL3 9LL, GB |
| Phone | +44 844 815 5732 |
| Fax | +353 1890 202 425 |
| Technologies |
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| Industry | Custom Software & Technical Consulting, Software |
| Web Rank | 860311 |
| Keywords | Science Warehouse, Oneadvanced, One Advanced, Advanced, Carenotes |
| Competitors | Microsoft, SAP, Intuit, Workday, NetSuite, Sage, Zoho, Xero, Epicor, FreshBooks +46 more (view full list) |
| SIC | SIC Code 737 Companies, SIC Code 73 Companies |
| NAICS | NAICS Code 541 Companies, NAICS Code 541513 Companies, NAICS Code 5415 Companies, NAICS Code 541512 Companies, NAICS Code 54151 Companies, NAICS Code 54 Companies |
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The Advanced 365 annual revenue was $721.4 million in 2026.
Advanced 365 is based in Slough, Berkshire.
The NAICS codes for Advanced 365 are [541, 541513, 5415, 541512, 54151, 54].
The SIC codes for Advanced 365 are [737, 73].