> 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/company/tenneco/ # Tenneco A automotive organization with 50,000 to 100,000 employees. Where it sits among its peers, the technology it runs and how to reach its people. By Enrich.chat Editorial. Updated October 21, 2026. **Short answer:** Tenneco (tenneco.com) is an automotive organization with 50,000 to 100,000 employees. Its public technology footprint includes Microsoft 365, Microsoft Outlook, Salesforce and Atlassian Cloud. ## How big is Tenneco? Tenneco has 50,000 to 100,000 employees. Among the automakers and auto suppliers on this site it sits among the largest. Each dot in the figure is one of its peers, placed by size; the orange dot is Tenneco. **Figure: Where Tenneco sits among automakers and auto suppliers.** A strip of dots, one for each of 120 peers in automotive, spread from 2,000 to 2,000,000 employees on a log scale. Tenneco is highlighted and falls in the 50,000 to 100,000 employees range among the largest. *Peers in automotive placed by employee count on a log scale. Sizes are rounded ranges from public profiles.* Headcount on public company profiles is rounded and moves as a company hires, so use the range as a guide, not as a payroll figure. ## Where is Tenneco headquartered? Tenneco is headquartered in Northville, Michigan. [More automakers and auto suppliers in Michigan](https://enrich.chat/companies-in/michigan/automotive/)[Companies in Michigan](https://enrich.chat/companies-in/michigan/) ## What industry is Tenneco in? Tenneco works in [automotive](https://enrich.chat/industries/automotive/). This group covers vehicle manufacturers, parts suppliers and dealership groups that build, sell and service cars and trucks. Closest matches on this site: [AAM - American Axle & Manufacturing](https://enrich.chat/company/aam-american-axle-and-manufacturing/), [Cummins](https://enrich.chat/company/cummins/), [Paccar](https://enrich.chat/company/paccar/), [DRÄXLMAIER Group](https://enrich.chat/company/dr-xlmaier-group/), [Dana Incorporated](https://enrich.chat/company/dana-incorporated/) and [Scania Group](https://enrich.chat/company/scania-group/). ## What technology does Tenneco use? We detect 15 tools on Tenneco's public footprint across 11 categories, for example Salesforce for marketing automation and crm, Microsoft IIS for cloud and hosting and SAP SuccessFactors for hr and recruiting. The figure counts the tools in each category; the groups below name them and link to the companies that use each one. **Figure: Tools detected at Tenneco, by category.** A bar chart of how many tools were detected at Tenneco in each category: Marketing automation and CRM 2, Email and productivity 2, Analytics and tracking 2, Social and widgets 2, Cloud and hosting 1, HR and recruiting 1, Developer and DevOps tools 1. *Tools detected on the public footprint of Tenneco, by category.* ### Marketing automation and CRM [Salesforce](https://enrich.chat/companies-using/salesforce/)[Oracle Eloqua](https://enrich.chat/companies-using/eloqua/) ### Cloud and hosting [Microsoft IIS](https://enrich.chat/companies-using/microsoft-iis/) ### HR and recruiting [SAP SuccessFactors](https://enrich.chat/companies-using/successfactors/) ### Developer and DevOps tools [Atlassian Cloud](https://enrich.chat/companies-using/atlassian/) ### Email and productivity [Microsoft 365](https://enrich.chat/companies-using/microsoft-365/)[Microsoft Outlook](https://enrich.chat/companies-using/microsoft-outlook/) ### CDN and security [CSC Corporate Domains](https://enrich.chat/companies-using/csc-corporate-domains/) ### Analytics and tracking [Google Tag Manager](https://enrich.chat/companies-using/google-tag-manager/)[Google Analytics](https://enrich.chat/companies-using/google-analytics/) ### Video and media [Vimeo](https://enrich.chat/companies-using/vimeo/) ### Social and widgets [Disqus](https://enrich.chat/companies-using/disqus/)[AddThis](https://enrich.chat/companies-using/addthis/) ### Fonts, maps and embeds [Google Maps](https://enrich.chat/companies-using/google-maps/) Tools change as companies adopt and drop them. Check a single company at any time with the free [tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/). ## Which companies are most like Tenneco? These are the closest matches among the automakers and auto suppliers on this site. Each is compared on the business tools it runs (a rarer tool says more than a common one), how close its size is and, when both are known, where it is based. The second column says why it matched and gives its size range. | Company | Why it matches | | --- | --- | | [AAM - American Axle & Manufacturing](https://enrich.chat/company/aam-american-axle-and-manufacturing/) | Shares Salesforce, Oracle Eloqua and Microsoft IIS; a smaller company; also in Michigan. 10,000 to 25,000 employees | | [Cummins](https://enrich.chat/company/cummins/) | Shares Salesforce, Oracle Eloqua and Atlassian Cloud; same size range. 50,000 to 100,000 employees | | [Paccar](https://enrich.chat/company/paccar/) | Shares Salesforce, Microsoft IIS and SAP SuccessFactors; a smaller company. 25,000 to 50,000 employees | | [DRÄXLMAIER Group](https://enrich.chat/company/dr-xlmaier-group/) | Shares Salesforce and SAP SuccessFactors; same size range. 50,000 to 100,000 employees | | [Dana Incorporated](https://enrich.chat/company/dana-incorporated/) | Shares Salesforce and SAP SuccessFactors; a smaller company. 25,000 to 50,000 employees | | [Scania Group](https://enrich.chat/company/scania-group/) | Shares Salesforce, Microsoft IIS and SAP SuccessFactors; same size range. 50,000 to 100,000 employees | | [Magna International](https://enrich.chat/company/magna-international/) | Shares Salesforce, Oracle Eloqua and SAP SuccessFactors; a larger company. 100,000+ employees | | [Autoneum](https://enrich.chat/company/autoneum/) | Shares SAP SuccessFactors and Atlassian Cloud; a smaller company. 10,000 to 25,000 employees | To build a longer list of accounts like Tenneco, with the people who run their software, ask your AI agent: ```text Use www.enrich.chat to find automakers and auto suppliers that run Salesforce and SAP SuccessFactors, like Tenneco, and the heads of manufacturing, supply chain leaders and CIOs at each, with titles and verified work emails ``` ## How do I find the right people at Tenneco? Start from the website, tenneco.com. Enter it in the free email finder with a name, or ask your AI agent for the people in the roles you sell to, such as heads of manufacturing, supply chain leaders and CIOs. ```text Use www.enrich.chat to find the heads of manufacturing, supply chain leaders and CIOs at tenneco.com, with titles and verified work emails ``` Staff addresses follow a known pattern: see the [Tenneco email format](https://enrich.chat/email-format/tenneco/). ## Which other companies use the same tools? See who else runs the tools Tenneco uses: [Microsoft 365](https://enrich.chat/companies-using/microsoft-365/)[Microsoft Outlook](https://enrich.chat/companies-using/microsoft-outlook/)[Vimeo](https://enrich.chat/companies-using/vimeo/)[Google Maps](https://enrich.chat/companies-using/google-maps/)[Salesforce](https://enrich.chat/companies-using/salesforce/)[Atlassian Cloud](https://enrich.chat/companies-using/atlassian/) ## Which industry code is Tenneco filed under? Public profiles list Tenneco under [NAICS 336390](https://enrich.chat/naics/336390/), Other Motor Vehicle Parts Manufacturing. Open the code to see the other companies filed under it, where they are based and how big they are. ## Frequently asked questions ### How many employees does Tenneco have? Tenneco is in the 50,000 to 100,000 employees range on its public company profile. Headcounts are rounded and change as companies hire, so treat the range as a guide. ### What industry is Tenneco in? Tenneco works in automotive. This group covers vehicle manufacturers, parts suppliers and dealership groups that build, sell and service cars and trucks. ### What technology does Tenneco use? Tools detected on its public footprint include Microsoft 365, Microsoft Outlook, Salesforce and Atlassian Cloud, across 11 categories. A detected tool shows it was seen, not what Tenneco pays for it. ### Where is Tenneco headquartered? Tenneco is headquartered in Northville, Michigan. ### What companies are similar to Tenneco? The closest matches on this site are AAM - American Axle & Manufacturing, Cummins and Paccar. They are compared on the business tools they run, their size and where they are based; the profile above lists the reasons. ### What is the website of Tenneco? Tenneco's website is tenneco.com. Staff email usually uses a domain like it, so check the pattern with the free email format finder before you write to anyone. ## Try this prompt Find people at Tenneco ```text Use www.enrich.chat to find the heads of manufacturing, supply chain leaders and CIOs at tenneco.com, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [AAM - American Axle & Manufacturing](https://enrich.chat/company/aam-american-axle-and-manufacturing/) - [Cummins](https://enrich.chat/company/cummins/) - [Paccar](https://enrich.chat/company/paccar/) - [DRÄXLMAIER Group](https://enrich.chat/company/dr-xlmaier-group/) - [Dana Incorporated](https://enrich.chat/company/dana-incorporated/) - [Scania Group](https://enrich.chat/company/scania-group/) - [Magna International](https://enrich.chat/company/magna-international/) - [Autoneum](https://enrich.chat/company/autoneum/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)