About us


Mission Statement and Values

MISSION:To uphold a leading reputation in high quality shell construction, delivered through a seamless and trusted service.

VISION: To grow the most respected and secured shell construction company across a number of sectors.


  • To operate with respect, integrity, honesty, professionalism and fairness
  • To provide the safest, inspiring and most exciting working environment for our employees
  • To provide a motivated and unique service to our customers
  • To provide innovation in shell construction and cost.
About Us:

Greystone Corp., is a South Florida based company specializing in shell construction with a proven track record in safety, excellence and customer satisfaction. We take our work very serious and strive to always be on budget and on schedule. The company is fully licensed and insured with liability and workers compensation and complies with all OSHA standards.

The president, Frank Bernal is a seasoned general contractor (GC), who has managed multi-million-dollar projects throughout South Florida; thus, we understand the concept of the overall picture; which ultimately aids with project coordination. Our management staff combined has well over 65 years of shell construction experience. At Greystone Corp, we pride ourselves in providing a first-rate work environment that draws and retains the best employees, we are also proud of the dedication, skill, and integrity of each of our employees, and their unique contributions in building our high-performance teams.