> 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/companies-using/facebook-login/staffing-and-recruiting/ # Staffing and recruiting firms using Facebook Login Facebook Login detected at 61% of the staffing and recruiting firms listed here. Who they are, what else they run and how to reach the people behind it. By Enrich.chat Editorial. Updated October 21, 2026. **Short answer:** Facebook Login was detected at 61% of the staffing and recruiting firms listed on this site, including Spherion, ManpowerGroup, Teaching Personnel, Insight Global and Robert Half. Below are who they are, the other tools they run and how big they are. ## Which staffing and recruiting firms use Facebook Login? Facebook Login was detected at 61% of the staffing and recruiting firms listed on this site. They include Spherion, ManpowerGroup, Teaching Personnel, Insight Global and Robert Half. The table lists a selection of larger ones in alphabetical order; names link to company profiles. | Company | Size | Tools detected | | --- | --- | --- | | [Aerotek](https://enrich.chat/company/aerotek/) | 10,000 to 25,000 | 41 | | [Allegis Group](https://enrich.chat/company/allegis-group/) | 10,000 to 25,000 | 31 | | AMN Healthcare | 5,000 to 10,000 | 47 | | Aquent | 10,000 to 25,000 | 36 | | [Aya Healthcare](https://enrich.chat/company/aya-healthcare/) | 10,000 to 25,000 | 39 | | [Brunel](https://enrich.chat/company/brunel/) | 10,000 to 25,000 | 39 | | [Cpl](https://enrich.chat/company/cpl/) | 10,000 to 25,000 | 36 | | Cross Country Healthcare | 5,000 to 10,000 | 34 | | [Express Employment International](https://enrich.chat/company/express-employment-international/) | 10,000 to 25,000 | 51 | | [Gi Group](https://enrich.chat/company/gi-group/) | 10,000 to 25,000 | 24 | | [Hays](https://enrich.chat/company/hays/) | 25,000 to 50,000 | 54 | | [Insight Global](https://enrich.chat/company/insight-global/) | 50,000 to 100,000 | 29 | | [Kelly Services](https://enrich.chat/company/kelly-services/) | 10,000 to 25,000 | 33 | | [Manpower](https://enrich.chat/company/manpower/) | 25,000 to 50,000 | 39 | | [ManpowerGroup](https://enrich.chat/company/manpowergroup/) | 50,000 to 100,000 | 36 | | [Maxim Healthcare Staffing](https://enrich.chat/company/maxim-healthcare-staffing/) | 10,000 to 25,000 | 40 | | Medical Solutions | 5,000 to 10,000 | 38 | | [Michael Page](https://enrich.chat/company/michael-page/) | 10,000 to 25,000 | 40 | | PROMAN France | 5,000 to 10,000 | 22 | | Randstad Holding | 5,000 to 10,000 | 58 | | Reed | 5,000 to 10,000 | 45 | | [Robert Half](https://enrich.chat/company/robert-half/) | 25,000 to 50,000 | 67 | | [Spherion](https://enrich.chat/company/spherion/) | 50,000 to 100,000 | 33 | | Staffmark | 5,000 to 10,000 | 21 | | Staffmark Group | 5,000 to 10,000 | 15 | | [Teaching Personnel](https://enrich.chat/company/teaching-personnel/) | 50,000 to 100,000 | 36 | | Tradesmen International | 10,000 to 25,000 | 30 | | [Vacancies in Saudi Arabia](https://enrich.chat/company/vacancies-in-saudi-arabia/) | 10,000 to 25,000 | 12 | | Vaco | 10,000 to 25,000 | 40 | | Working Not Working | 5,000 to 10,000 | 32 | ## What else do staffing and recruiting firms that use Facebook Login run? These tools stand out among them: each is detected more often here than across all the organizations listed. The tick on each bar marks that wider average. **Figure: Tools found with Facebook Login at staffing and recruiting firms.** Bars for the share of staffing and recruiting firms using Facebook Login where each other tool was also detected: HubSpot 42%, Gravity Forms 22%, Basis Technologies 21%, Dropbox 21%, Mandrill (Mailchimp) 16%, LinkedIn Login 14%, Python 11%, Simpli.fi 11%. *Share of staffing and recruiting firms using Facebook Login where each other tool was also detected. The tick marks the share across all listed organizations.* ## How big are staffing and recruiting firms that use Facebook Login? The columns show how these staffing and recruiting firms spread across six size ranges. **Figure: Size of staffing and recruiting firms using Facebook Login.** Six columns for the share of staffing and recruiting firms using Facebook Login in each size range from 2,000 to over 100,000 employees: 2-5K 58%, 5-10K 14%, 10-25K 19%, 25-50K 4%, 50-100K 5%, 100K+ 0%. *Share of staffing and recruiting firms using Facebook Login in each size range.* ## More from Staffing and recruiting and Facebook Login Other tools in staffing and recruiting: [Google Tag Manager](https://enrich.chat/companies-using/google-tag-manager/staffing-and-recruiting/)[Microsoft 365](https://enrich.chat/companies-using/microsoft-365/staffing-and-recruiting/)[Google Analytics](https://enrich.chat/companies-using/google-analytics/staffing-and-recruiting/)[Microsoft Outlook](https://enrich.chat/companies-using/microsoft-outlook/staffing-and-recruiting/)[WordPress (self-hosted)](https://enrich.chat/companies-using/wordpress-org/staffing-and-recruiting/)[Facebook Widget](https://enrich.chat/companies-using/facebook-widget/staffing-and-recruiting/)[Facebook Custom Audiences](https://enrich.chat/companies-using/facebook-custom-audiences/staffing-and-recruiting/)[Vimeo](https://enrich.chat/companies-using/vimeo/staffing-and-recruiting/)[YouTube](https://enrich.chat/companies-using/youtube/staffing-and-recruiting/)[LinkedIn Marketing Solutions](https://enrich.chat/companies-using/linkedin-marketing-solutions/staffing-and-recruiting/) Other industries that use Facebook Login: [Information technology and services](https://enrich.chat/companies-using/facebook-login/information-technology-and-services/)[Retail](https://enrich.chat/companies-using/facebook-login/retail/)[Higher education](https://enrich.chat/companies-using/facebook-login/higher-education/)[Hospitals and health care](https://enrich.chat/companies-using/facebook-login/hospitals-and-health-care/)[Financial services](https://enrich.chat/companies-using/facebook-login/financial-services/)[Government administration](https://enrich.chat/companies-using/facebook-login/government-administration/)[Banking](https://enrich.chat/companies-using/facebook-login/banking/)[Insurance](https://enrich.chat/companies-using/facebook-login/insurance/)[Telecommunications](https://enrich.chat/companies-using/facebook-login/telecommunications/)[Automotive](https://enrich.chat/companies-using/facebook-login/automotive/) ## How do you reach the people who run Facebook Login at staffing and recruiting firms? Facebook Login is usually owned by product and growth leaders. Pick an organization from the table, then ask your AI agent for them. ```text Use www.enrich.chat to find agency owners, branch managers and recruiting leaders at [company], with titles and verified work emails ``` ## Frequently asked questions ### Which staffing and recruiting firms use Facebook Login? Facebook Login was detected at 61% of the staffing and recruiting firms listed here, including Spherion, ManpowerGroup, Teaching Personnel, Insight Global and Robert Half. ### What else do staffing and recruiting firms that use Facebook Login run? They most often also run HubSpot, Gravity Forms, Basis Technologies and Dropbox. ### How is Facebook Login detected? From public signals: code and tags on a company's website, HTTP headers and DNS records. A detected tool shows it was seen, not what the company pays for it. ### Who should I contact? Usually product and growth leaders for the tool, and agency owners, branch managers and recruiting leaders for the buying decision. Ask your AI agent to use www.enrich.chat to find them with verified work emails. ## Try this prompt Find the people who run Facebook Login ```text Use www.enrich.chat to find agency owners, branch managers and recruiting leaders at [company], with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Staffing and recruiting firms using Google Tag Manager](https://enrich.chat/companies-using/google-tag-manager/staffing-and-recruiting/) - [Staffing and recruiting firms using Microsoft 365](https://enrich.chat/companies-using/microsoft-365/staffing-and-recruiting/) - [Staffing and recruiting firms using Google Analytics](https://enrich.chat/companies-using/google-analytics/staffing-and-recruiting/) - [Staffing and recruiting firms using Microsoft Outlook](https://enrich.chat/companies-using/microsoft-outlook/staffing-and-recruiting/) - [Software and technology services companies using Facebook Login](https://enrich.chat/companies-using/facebook-login/information-technology-and-services/) - [Retailers using Facebook Login](https://enrich.chat/companies-using/facebook-login/retail/) - [Colleges and universities using Facebook Login](https://enrich.chat/companies-using/facebook-login/higher-education/) - [Hospitals and health systems using Facebook Login](https://enrich.chat/companies-using/facebook-login/hospitals-and-health-care/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)