> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/naics/541519/ # NAICS code 541519: Other Computer Related Services The companies classified under NAICS 541519, where they are based, how big they are and how the code maps to SIC. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** NAICS 541519 is the code for Other Computer Related Services, in sector 54: Professional, Scientific, and Technical Services. The companies counted under it are mostly very small: 54% have 50 or fewer employees, and 65% are headquartered in the United States. ## What is NAICS 541519? NAICS 541519 is the code for Other Computer Related Services. It belongs to sector 54: Professional, Scientific, and Technical Services. NAICS, the North American Industry Classification System, is the standard U.S. government agencies use to sort businesses by what they mainly do, and each digit narrows the category. Most of the companies counted also carry SIC 7379, Computer related services, in the older SIC system (90%). NAICS is a North American system, so companies outside the US, Canada and Mexico are placed in it by classification. - 54% of the companies counted have 50 or fewer employees, and the middle one is in the 11 to 50 range. - The largest group is headquartered in the United States (65%). Within the US, California is the biggest state (15%). - Most were founded in the 2000s (44%), then the 2010s (35%). **Figure: How NAICS 541519 is built.** The code 541519 split into its parts: sector 54, then subsector, industry group, NAICS industry and U.S. industry. *The six digits of NAICS 541519. Each digit narrows the category.* ## Which companies are classified under NAICS 541519? The biggest by headcount range include CrowdStrike, Citiustech, Blackstone Eit, Digicert and Trianz. Names link to a company profile where we have one. | Company | Headquarters | Employees | | --- | --- | --- | | [CrowdStrike](https://enrich.chat/company/crowdstrike/) | Remote, United States | 5,001 to 10,000 | | Citiustech | Princeton, NJ | 5,001 to 10,000 | | Blackstone Eit | Seattle, WA | 1,001 to 5,000 | | Digicert | Lehi, UT | 1,001 to 5,000 | | Trianz | Santa Clara, CA | 1,001 to 5,000 | | Hcl Global Systems | Farmington Hills, MI | 1,001 to 5,000 | | Esker Italia | Busto Arsizio, VA | 1,001 to 5,000 | | Infojini | Columbia, MD | 501 to 1,000 | | Cribl | San Francisco, CA | 501 to 1,000 | | A10 Networks | San Jose, CA | 501 to 1,000 | | Exabeam | Broomfield, CO | 501 to 1,000 | | Retool | San Francisco, CA | 201 to 500 | | Netser Group Usa | Coral Springs, FL | 201 to 500 | | Nexa Tecnologia | Vitória, Spain | 201 to 500 | | Expel | Herndon, VA | 201 to 500 | | Yammer | San Francisco, CA | 201 to 500 | | Validity | Boston, MA | 201 to 500 | | Onsolve | Alpharetta, GA | 201 to 500 | | Hinova Soluções Digitais | Belo Horizonte, Brazil | 201 to 500 | | Procentrix | Herndon, VA | 201 to 500 | | Proxima Informatica | Roma, Italy | 201 to 500 | | Legitscript | Portland, OR | 201 to 500 | | Softility | Herndon, VA | 201 to 500 | | Questeq | Pittsburgh, PA | 201 to 500 | | Bankonit | Oklahoma City, OK | 201 to 500 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## Where are NAICS 541519 companies based? The largest groups are headquartered in the United States (65%), Italy (19%) and Brazil (9%). **Figure: Where companies in NAICS 541519 are based.** Bars for the share of counted companies in NAICS 541519 headquartered in each country: United States 65%, Italy 19%, Brazil 9%, India 1%. *Share of counted companies in NAICS 541519 by headquarters country.* Within the United States, California (15%), Virginia (13%) and Maryland (8%) lead. **Figure: US headquarters of companies in NAICS 541519, by state.** A tile map of the United States shaded by the share of counted US companies in NAICS 541519 headquartered in each state. The largest are California 15%, Virginia 13%, Maryland 8%. *Share of counted US companies in NAICS 541519 by headquarters state. The three largest states are outlined.* ## How big are the companies counted for NAICS 541519? 54% of them have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. **Figure: Size of companies in NAICS 541519.** Seven columns for the share of counted companies in NAICS 541519 in each employee range: 11 to 50 54%, 51 to 200 31%, 201 to 500 8%, 501 to 1,000 3%, 1,001 to 5,000 2%, 5,001 to 10,000 1%, 10,001+ 0%. *Share of counted companies in NAICS 541519 in each employee range.* ## How old are NAICS 541519 companies? Most were founded in the 2000s (44%), then the 2010s (35%). **Figure: When companies in NAICS 541519 were founded.** Eight columns for the share of counted companies in NAICS 541519 founded in each era: Before 1960 0%, 1960s 0%, 1970s 0%, 1980s 5%, 1990s 14%, 2000s 44%, 2010s 35%, 2020s 2%. *Share of counted companies in NAICS 541519 by the era they were founded in, for the ones that list a founding year.* ## How NAICS 541519 compares - Virginia holds 13% of the US companies here, against 2% across all NAICS codes on this site. ## How do NAICS 541519 companies describe themselves? A code is assigned by classification, and a company does not choose its own, so the label a company uses for itself can differ. The most common labels here are IT Services and IT Consulting (51%), Information Technology and Services (17%) and Software Development (15%). **Figure: How companies in NAICS 541519 describe themselves.** Bars for the share of counted companies in NAICS 541519 that give each industry on their public profile: IT Services and IT Consulting 51%, Information Technology and Services 17%, Software Development 15%, Computer and Network Security 7%, Technology; Information and Internet 6%. *Share of counted companies in NAICS 541519 by the industry they list on their public profile.* ## NAICS 541519 and the SIC system NAICS replaced SIC in 1997, but the two do not line up one to one: companies filed under one NAICS code can carry several SIC codes. These are the ones seen most. | Code | Title | Share of counted | | --- | --- | --- | | [SIC 7379](https://enrich.chat/naics/541512/) | Computer related services | 90% | | SIC 8748 | Business consulting services | 2% | ## Where NAICS codes come from NAICS is maintained by the U.S. Census Bureau with Canada and Mexico and revised every five years; the current edition is NAICS 2022. To check exactly what a code includes, search the [official NAICS index](https://www.census.gov/naics/) or read the Census Bureau's [guide to understanding NAICS](https://www.census.gov/programs-surveys/economic-census/year/2022/guidance/understanding-naics.html). Pick a code by what a company mostly does, not by who it sells to. ## How do you reach the people at NAICS 541519 companies? The people to talk to are usually engineering, delivery and revenue leaders. You can build the list from this code in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the companies with NAICS code 541519 (Other Computer Related Services) ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the engineering, delivery and revenue leaders at companies with NAICS code 541519, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore Codes next to it: [NAICS 541511: Custom Computer Programming Services](https://enrich.chat/naics/541511/)[NAICS 541512: Computer Systems Design Services](https://enrich.chat/naics/541512/) Others in sector 54: [NAICS 541110: Offices of Lawyers](https://enrich.chat/naics/541110/)[NAICS 541613: Marketing Consulting Services](https://enrich.chat/naics/541613/)[NAICS 541810: Advertising Agencies](https://enrich.chat/naics/541810/)[NAICS 541820: Public Relations Agencies](https://enrich.chat/naics/541820/)[NAICS 541310: Architectural Services](https://enrich.chat/naics/541310/)[NAICS 541219: Other Accounting Services](https://enrich.chat/naics/541219/)[NAICS 541320: Landscape Architectural Services](https://enrich.chat/naics/541320/)[NAICS 541940: Veterinary Services](https://enrich.chat/naics/541940/) ## Frequently asked questions ### What is NAICS code 541519? NAICS 541519 is the code for Other Computer Related Services, in sector 54: Professional, Scientific, and Technical Services. ### What is the SIC code for NAICS 541519 (Other Computer Related Services)? 90% of the companies counted carry SIC 7379 (Computer related services), but the two systems do not map one to one. ### Which companies are classified under NAICS 541519? The biggest by headcount range include CrowdStrike, Citiustech, Blackstone Eit, Digicert and Trianz. The page lists 25 with links to their profiles where we have them. ### Where are NAICS 541519 companies based? The largest groups are headquartered in the United States (65%), Italy (19%) and Brazil (9%). ### How big are the companies in NAICS 541519? 54% have 50 or fewer employees, and the middle one is in the 11 to 50 range. Companies with fewer than 11 employees are not counted. ### Is NAICS 541519 the same as a SIC code? No. NAICS replaced SIC as the U.S. federal standard in 1997, and the two do not map one to one. The SIC code seen most among these companies is 7379. ## Try this prompt Find the people at NAICS 541519 companies ```text Use www.enrich.chat to find the engineering, delivery and revenue leaders at companies with NAICS code 541519, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 541511](https://enrich.chat/naics/541511/) - [NAICS 541512](https://enrich.chat/naics/541512/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)