Eenhoorn LLC | 1,899 followers on LinkedIn. Property Management Company | Eenhoorn LLC is a thriving, privately-owned real estate investment and management company headquartered in Grand Rapids, MI, and with numerous apartment communities located throughout the country. Our team of approximately 200+ employees help to provide quality housing for those who need a great place to call home. Our mission is to acquire, transform, and manage investment properties in locations throughout the US and Europe.