After four years of painting heavy machinery and refinery equipment off-site with specialty applications, PK’s reputation was growing. PK Industrial, which was originally known as Pro-Kleen Inc. becomes incorporated. PK becomes the first company to spray Chartek 1709 in an onshore facility in North America. As fireproofing grew rapidly on new construction projects in 2005 –PK Industrial (PKI) became known as the world leader for intumescent fireproofing applications in the oil & gas industry.