About 2 Trademarks found that are owned by Cornerstone Companies Inc.

The mark consists of The mark consists of the word "CORNERSTONE" shown in black capital letters; there is black and grey design element which begins by overlapping the letters "COR" and extends back at an angle; the design element is comprised of two rectangles positioned at a 90-degree angle with the appearance of three dimensions and which resemble the cornerstone of a physical building.

Construction of medical establishments; Real estate development

Real estate services, namely, rental, brokerage, leasing and management of commercial property, offices and office space

The color(s) black and grey is/are claimed as a feature of the mark.