MCSS Development & Investment LLC, a joint venture between Rivergate Cos. LLC and SJM Partners Inc. with a focus on self-storage, has promoted Tyler Heckaman to vice president of development. Heckaman joined Rivergate in 2017 as an acquisitions associate, a position he’ll retain. In his new role, he’ll specialize in sourcing and identifying acquisition opportunities, project underwriting, target market research, and data analytics, according to a press release.

Heckaman earned a bachelor’s degree from Florida State University. A native of Miami, he previously served as an intern within the Rivergate family of companies.

The company also recently sold five of its South Florida properties to Jernigan Capital Inc., a merchant bank and advisory firm serving the self-storage industry. MCSS now operates six locations in the state, totaling more than 700,000 square feet.

MCSS was formed to acquire and develop urban-infill self-storage facilities in high-value locations nationwide. The company has 2 million square feet of self-storage in various stages of development and lease-up. Active markets include Boston, Los Angeles, New York, Northern California, South Florida and Washington, D.C. The partners have developed more than 60 storage facilities over the last 25 years.

Rivergate is a real estate holding company that focuses its efforts and resources on active joint-venture partners. The company is led by founder and managing principal Jay Massirman, who has more than 30 years of real estate experience.

SJM has more than 35 of experience in construction, design, development, leasing and management of commercial, residential, retail and self-storage. It has developed 4 million square feet of self-storage in New York and Washington, D.C.