Phishing simulation companies help you run phishing simulation testes. They need to import targeted learners/employees, create a campaign, select learners, and choose attack templates as per the organisation. You will be immediately able to launch phishing simulation test with Phishgrid and generate useful reports to judge the cyber awareness and resiliency to attacks in your organisation.
There are many free phishing simulators available in the market. Phishgrid also offers phishing simulator online.