Keystone Property leases 38,031 s/f to ProSight

MORRISTOWN, NJ According to Keystone Property Group, ProSight Specialty Insurance has signed a lease expansion of 38,031 s/f at its headquarters at APX at 412 Mt. Kemble Ave. With this expansion, the insurance provider occupies 92,000 s/f at the recently renovated office property. Keystone Property Group was represented by Mack-Cali, Keystone’s joint-venture partner on the building, in the transaction. Marc Rosenberg and Jim Frank of Cushman and Wakefield represented ProSight. After acquiring 412 Mt. Kemble – now known as APX –  in 2014, Keystone Property Group has commenced a comprehensive reinvestment and re-branding campaign to the three-building, 475,000-square-foot property, creating a modern, Class-A headquarters facility in this sought-after Morristown commercial corridor. Completed interior enhancements include new conference rooms and training centers, updated building entrances and elevators, significant expansion and equipment upgrades to the on-site fitness center, and renovations to the atrium, common areas and restrooms. “ProSight’s significant lease expansion is a testament to the transformative improvements that we’ve made to this property. The creation of this state-of-the-art facility at APX at 412 Mt. Kemble Avenue will provide ProSight and our other industry-leading companies with an environment that transcends the typical day-to-day working experience,” said Bill Glazer, President of Keystone Property Group. “Our overarching goal was to create a place where people want to be on a daily basis – one that both enhances and reflects the lifestyles our tenants.” Exterior enhancements to the property include renovations to the fountain, parking lots and walkways, in addition to improved landscaping and new signage. “This property is ideal for forward-thinking tenants seeking an office property featuring amenities that serve to bring people together in a collaborative fashion,” said Keystone Vice President of Development and Leasing Tom Sklow, “The cafeteria and ‘grab and go’ food kiosks combine with the fully updated fitness center and technologically advanced conference rooms and training centers,  creating the desired workplace setting suited for today’s knowledge worker, who demands flexibility and convenience within a dynamic environment.” ProSight Specialty Insurance is a property and casualty insurance company focused on niche markets. In addition to its headquarters at 412 Mt. Kemble, ProSight has offices in New York, California and London, England.