NAICS Code 51821 - Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services

Government Level - NAICS 5-Digit

Business Lists and Databases Available for Marketing and Research

Total Verified Companies: 10,946
Contact Emails: 433,252
Company Websites: 6,567
Phone Numbers: 8,812
Business Addresses: 10,946
Companies with Email: 6,678
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NAICS CODE 51821
Reach new customers, connect with decision makers, and grow your business. Pricing from $0.05 to $0.30 per lead.
Last Updated: 05/02/2025
Ideal for: Direct Mailing Email Campaigns Calling Market Research ‐ Free Sample & Report, Custom Lists, and Expert Support — All Included
Looking for more companies? See NAICS 5182 - Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services - 10,946 companies, 433,252 emails.

NAICS Code 51821 Description

See industry description for 518210. Source: Census.gov

Parent Category - 4-digit Level (less specific)

Subcategories - 6-digit Level (more specific)

Companies

SICCODE.com compiles comprehensive business data and executive contact leads for businesses within NAICS Code 51821 - Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services. Some of the leading and most notable companies are listed below. To order a list of companies within NAICS Code 51821 - Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services for marketing (postal mailing, telemarketing, emailing) or analytics-use, click on the link below to “Buy Business List”. Our data analysts are standing by to assist in your list setup and target marketing.

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Industry Executives

Would you like to email executives in NAICS Code 51821 - Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

For specific job title targeting, please provide details in the business list request form.

Executive Email List

Questions & Answers

  • How many active businesses operate in NAICS Code 51821?

    There are 10,946 verified business locations operating primarily in this industry.