Licensed in New Jersey.  Keller Williams Monmouth/Ocean Office:  2275 West County Line Rd, Jackson NJ 08527 Phone: 732-942-5280. Keller Williams was founded in 1983 and is the fastest growing Real Estate Company in the US. There are more than 90,000 agents and 700 market centers. We take great pride in providing state-of-the-art services for both buyer and sellers. We have won several JD Power quality awards and we are known for our education, coaching, technology, and positive family-centric business culture.