Safety, quality, and a commitment to customer satisfaction are the hallmarks of our services here at Holly.

Our commitment to safety, integrity, positive relationships, and delivering the best service, is the pride of our business.

Industries We Serve

● Refining ● Power ● Manufacturing ● Aviation ● Storage ● Petrochemical ● Chemical ● Gas ● Water ● Wastewater

How We Work

Our proficiency spans the project lifecycle, from pre-construction estimating and design services, to procurement and installation, and finally start-up support and project close-out. Our management team works collaboratively with our customers and supply chain to build lasting relationships and deliver quality and cost-effective solutions.