Dynamic Signal is a social media company that helps brands connect with influencers, customers, and employees. It has 50 employees across several offices and has raised $24 million in funding. The presentation discusses how Dynamic Signal's software allows companies to engage employees on social media to share company content and act as brand advocates. It provides screenshots showing how the software allows employees to join communities, share approved posts to their networks, and see analytics on sharing performance. The goal is to tap into the earned media power of existing audiences like employees rather than relying solely on external marketing.