Industry5 min read
What Is a SIC Code and How to Use It for Targeted B2B Outreach
VantageData Team·22 January 2026
SIC Codes Explained
SIC stands for Standard Industrial Classification. Every company registered in the UK must declare up to four SIC codes describing their main business activities. These codes are assigned by the company itself at the time of incorporation.
The Most Useful SIC Code Ranges for B2B Sales
- 62000–62090: Computer programming, consultancy (tech companies)
- 69100–69200: Legal activities and accounting
- 70100–70220: Head offices and management consultancy
- 73100–73200: Advertising and market research agencies
- 41000–43999: Construction
- 47000–47990: Retail trade
- 55000–56290: Accommodation and food service
- 85000–85600: Education
- 86000–88990: Health and social work
Building a SIC Code Filter Strategy
Step one: define your ICP in terms of industry. Step two: download a monthly Companies House formation dataset and filter by your target SIC codes. Step three: enrich with LinkedIn company search to find the founding team.
SIC codesB2B outreachlead generationcompanies housetargeting
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