Hydroprocessing Associates is a global full service catalyst and reactor maintenance company with facilities strategically located around the world in order to meet industry needs. Our state-of-the-art equipment, trained workforce, and the ongoing improvement of our life support systems and operating procedures allows for safe project execution in a timely and efficient manner. Over the years we have served countless industries and clients. In the process we have successfully developed specialized equipment and techniques to effectively unload catalyst for various reactors and processes.

Our prime business focuses on offering specialized equipment and personnel for the purpose of providing niche reactor services to a broad range of industries including oil & gas, exploration & refining, petrochemical, mining, fertilizer plants, power plants, and utilities. Additionally we provide specialized internal repairs and catalyst dense loading services.

With the sole license to a catalyst dense loading device designed by Chevron, further improved by HPA, and registered as the HYDROPAC®, Hydroprocessing Associates has become the preferred vendor for dense loading services throughout the industry. Our works are usually required during plant shutdowns as well as during emergencies and online reactor problems such as high delta pressure. HPA is globally positioned in Singapore and the United States. Therefore, we can offer our services virtually anywhere in the world at a moment’s notice.