> 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/513210/ # NAICS code 513210: Software Publishers The companies classified under NAICS 513210, 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 513210 is the code for Software Publishers, in sector 51: Information. The companies counted under it are mostly small: 79% have 200 or fewer employees, and 64% are headquartered in the United States. ## What is NAICS 513210? NAICS 513210 is the code for Software Publishers. It belongs to sector 51: Information. 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 7372, Prepackaged software services, in the older SIC system (97%). NAICS is a North American system, so companies outside the US, Canada and Mexico are placed in it by classification. - 46% of the companies counted have 50 or fewer employees, and the middle one is in the 51 to 200 range. - The largest group is headquartered in the United States (64%). Within the US, California is the biggest state (29%). - Most were founded in the 2010s (48%), then the 2000s (28%). **Figure: How NAICS 513210 is built.** The code 513210 split into its parts: sector 51, then subsector, industry group, NAICS industry and U.S. industry. *The six digits of NAICS 513210. Each digit narrows the category.* ## Which companies are classified under NAICS 513210? The biggest by headcount range include Oracle, Adobe, Autodesk, Intuit and Infor. Names link to a company profile where we have one. | Company | Headquarters | Employees | | --- | --- | --- | | [Oracle](https://enrich.chat/company/oracle/) | Austin, TX | 10,001+ | | [Adobe](https://enrich.chat/company/adobe/) | San Jose, CA | 10,001+ | | [Autodesk](https://enrich.chat/company/autodesk/) | San Francisco, CA | 10,001+ | | [Intuit](https://enrich.chat/company/intuit/) | Mountain View, CA | 10,001+ | | [NetSuite](https://enrich.chat/company/netsuite/) | Austin, TX | 10,001+ | | [Cadence](https://enrich.chat/company/cadence/) | San Jose, CA | 10,001+ | | [Block](https://enrich.chat/company/block/) | Oakland, CA | 10,001+ | | Exela Technologies | Irving, TX | 10,001+ | | [Hubspot](https://enrich.chat/company/hubspot/) | Cambridge, MA | 5,001 to 10,000 | | Splunk | San Francisco, CA | 5,001 to 10,000 | | Rackspace Technology | San Antonio, TX | 5,001 to 10,000 | | [Akamai Technologies](https://enrich.chat/company/akamai-technologies/) | Cambridge, MA | 5,001 to 10,000 | | Veeam Software | Seattle, WA | 5,001 to 10,000 | | Dynatrace | Boston, MA | 5,001 to 10,000 | | Ansys | Canonsburg, PA | 5,001 to 10,000 | | Informatica | Redwood City, CA | 5,001 to 10,000 | | Athenahealth | Boston, MA | 5,001 to 10,000 | | Bentley Systems | Exton, PA | 5,001 to 10,000 | | Avalara | Durham, NC | 5,001 to 10,000 | | Realpage | Richardson, TX | 5,001 to 10,000 | | [Lexmark International](https://enrich.chat/company/lexmark-international/) | Lexington, KY | 5,001 to 10,000 | | Cdk Global | Austin, TX | 5,001 to 10,000 | | Astek Canada | Montreal, Canada | 5,001 to 10,000 | | Verint Brasil | Sao Paulo, Brazil | 5,001 to 10,000 | | Nexon Co., Ltd (head Office/japan) | Jing, Japan | 5,001 to 10,000 | 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 513210 companies based? The largest groups are headquartered in the United States (64%), France (12%) and Canada (8%). **Figure: Where companies in NAICS 513210 are based.** Bars for the share of counted companies in NAICS 513210 headquartered in each country: United States 64%, France 12%, Canada 8%, Brazil 4%, United Kingdom 3%, South Korea 2%, Germany 1%. *Share of counted companies in NAICS 513210 by headquarters country.* Within the United States, California (29%), Texas (10%) and Massachusetts (7%) lead. **Figure: US headquarters of companies in NAICS 513210, by state.** A tile map of the United States shaded by the share of counted US companies in NAICS 513210 headquartered in each state. The largest are California 29%, Texas 10%, Massachusetts 7%. *Share of counted US companies in NAICS 513210 by headquarters state. The three largest states are outlined.* ## How big are the companies counted for NAICS 513210? 46% of them have 50 or fewer employees, and the middle one is in the 51 to 200 range. Companies with fewer than 11 employees are not counted. **Figure: Size of companies in NAICS 513210.** Seven columns for the share of counted companies in NAICS 513210 in each employee range: 11 to 50 46%, 51 to 200 33%, 201 to 500 10%, 501 to 1,000 5%, 1,001 to 5,000 5%, 5,001 to 10,000 1%, 10,001+ 1%. *Share of counted companies in NAICS 513210 in each employee range.* ## How old are NAICS 513210 companies? Most were founded in the 2010s (48%), then the 2000s (28%). **Figure: When companies in NAICS 513210 were founded.** Eight columns for the share of counted companies in NAICS 513210 founded in each era: Before 1960 0%, 1960s 0%, 1970s 1%, 1980s 5%, 1990s 13%, 2000s 28%, 2010s 48%, 2020s 4%. *Share of counted companies in NAICS 513210 by the era they were founded in, for the ones that list a founding year.* ## How NAICS 513210 compares - 46% of companies in NAICS 513210 have 50 or fewer employees, against 60% across all NAICS codes on this site. - 52% were founded in 2010 or later, against 30% across all NAICS codes on this site. - Massachusetts holds 7% of the US companies here, against 3% across all NAICS codes on this site. ## How do NAICS 513210 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 Software Development (59%), IT Services and IT Consulting (17%) and Technology; Information and Internet (6%). **Figure: How companies in NAICS 513210 describe themselves.** Bars for the share of counted companies in NAICS 513210 that give each industry on their public profile: Software Development 59%, IT Services and IT Consulting 17%, Technology; Information and Internet 6%, Computer Games 4%, Information Technology and Services 4%. *Share of counted companies in NAICS 513210 by the industry they list on their public profile.* ## NAICS 513210 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 7372 | Prepackaged software services | 97% | ## 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 513210 companies? The people to talk to are usually product, engineering 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 513210 (Software Publishers) ``` ### 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 product, engineering and revenue leaders at companies with NAICS code 513210, 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 Others in sector 51: [NAICS 517810: All Other Telecommunications](https://enrich.chat/naics/517810/)[NAICS 518210: Computing Infrastructure Providers, Data](https://enrich.chat/naics/518210/)[NAICS 517112: Wireless Telecommunications Carriers](https://enrich.chat/naics/517112/)[NAICS 513110: Newspaper Publishers](https://enrich.chat/naics/513110/)[NAICS 513130: Book Publishers](https://enrich.chat/naics/513130/)[NAICS 519210: Libraries and Archives](https://enrich.chat/naics/519210/)[NAICS 513120: Periodical Publishers](https://enrich.chat/naics/513120/)[NAICS 516120: Television Broadcasting Stations](https://enrich.chat/naics/516120/) NAICS 513210 by state: [California](https://enrich.chat/naics/513210/california/)[Texas](https://enrich.chat/naics/513210/texas/)[Massachusetts](https://enrich.chat/naics/513210/massachusetts/)[New York](https://enrich.chat/naics/513210/new-york/) ## Frequently asked questions ### What is NAICS code 513210? NAICS 513210 is the code for Software Publishers, in sector 51: Information. ### What is the SIC code for NAICS 513210 (Software Publishers)? 97% of the companies counted carry SIC 7372 (Prepackaged software services), but the two systems do not map one to one. ### Which companies are classified under NAICS 513210? The biggest by headcount range include Oracle, Adobe, Autodesk, Intuit and Infor. The page lists 25 with links to their profiles where we have them. ### Where are NAICS 513210 companies based? The largest groups are headquartered in the United States (64%), France (12%) and Canada (8%). ### How big are the companies in NAICS 513210? 46% have 50 or fewer employees, and the middle one is in the 51 to 200 range. Companies with fewer than 11 employees are not counted. ### Is NAICS 513210 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 7372. ## Try this prompt Find the people at NAICS 513210 companies ```text Use www.enrich.chat to find the product, engineering and revenue leaders at companies with NAICS code 513210, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 513210 in California](https://enrich.chat/naics/513210/california/) - [NAICS 513210 in Texas](https://enrich.chat/naics/513210/texas/) - [NAICS 513210 in Massachusetts](https://enrich.chat/naics/513210/massachusetts/) - [NAICS 513210 in New York](https://enrich.chat/naics/513210/new-york/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)