He is the founder of The Costigan Group at Compass Nashville, a real estate team advising buyers, sellers, investors, and short-term rental clients across Greater Nashville and Middle Tennessee. With more than $150 million in real estate sales, Jack is known for a data-driven strategy, modern marketing approach, and high-touch client experience that helps clients make confident Nashville real estate decisions with clarity, precision, and long-term value in mind.
With deep expertise in Nashville short-term rental and investment real estate, Jack helps clients navigate zoning, underwriting, revenue projections, property positioning, and regulatory considerations across one of the country’s most competitive investment markets. His advisory process combines local market knowledge with disciplined analysis, helping investors evaluate opportunities, reduce risk, and understand the numbers before making a decision.
Jack also provides a white-glove advisory experience for luxury buyers and sellers throughout Nashville, Brentwood, Franklin, and Middle Tennessee. His work in the luxury market is defined by preparation, market positioning, negotiation strategy, design insight, and modern exposure, allowing clients to move through complex, high-value decisions with confidence.
Since founding The Costigan Group, Jack has built a high-performing real estate team focused on strategy, execution, and client experience. Backed by Compass technology and a modern marketing platform, The Costigan Group serves residential buyers and sellers, luxury clients, relocation buyers, and short-term rental investors throughout Greater Nashville.