With over a hundred years of combined hands-on industrial expertise, our team of seasoned managers, licensed engineers, and ten (10) self-performing trades on tap — pipefitters, plumbers, pipeliners, boilermakers, operators, laborers, carpenters, ironworkers, electricians and teamsters — offers a multitude of service-lines to conquer any project challenge and deliver competitive personalized solutions.
Serving key industries, including refining, power, manufacturing, aviation, storage, petrochemical, chemical, gas, water, and wastewater. Our commitment to safety, integrity, positive relationships, and delivering the best service is the pride of our business.
WHAT WE OFFER
Safety, quality, and a commitment to customer satisfaction are the hallmarks of our services here at Holly. As part of every project, we focus on innovative approaches that can save our clients time and money. Our experience in completing projects both large and small, complex and simple, has made us a leading service provider for a broad variety of construction and critical infrastructure projects.
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.
The cornerstone of Holly’s success stems from our talented workforce. Our dedicated employees make Holly a leading provider of construction and engineering solutions to the markets we serve. Complementing a capable and extensively trained core staff, Holly maintains a strong relationship with ten unions in the Metro Detroit area: Pipeliners – Local 798 Pipefitters – Local 636 Plumbers – Local 98 Ironworkers – Local 25 Operating Engineers – Local 324 Teamsters – Local 247 Laborers – Local 1191 Carpenters – Local 687 Boilermakers – Local 190 Electricians – Local 58.