
What Is Metal Building Construction?
General ContractingMetal building construction is a process where your contractor efficiently assembles pre-engineered building parts. Learn more here.

Calahan’s Construction Safety Tips
General ContractingWe use the procedures described here to keep our workers and clients safe during our construction projects.

The Benefits of Tilt-Up Construction
General ContractingWhat is tilt-up construction? Discover this construction method’s process and advantages here to determine if it’s a good fit for your project.

What Types of Denver Building Permits Does Your Construction Project Need?
Commercial BuildingsIf you want to start a construction project in the Denver area, you need Denver building permits before you break ground, add on, or remodel anything.

Winter Construction Projects and Their Challenges
General ContractingCan you successfully complete a winter construction project? It’s possible, but these projects often face major challenges that can disrupt construction.

What Are Pre-Construction Services?
PreconstructionPre-construction services are one of the most critical aspects of construction. Streamline your next project with Calahan Construction.

How Do Full-Service General Contractors Help You Through the Commercial Land Development Process?
Commercial Land DevelopmentHiring full-service general contractors helps you through the commercial land development process. Learn how Calahan Construction helps.

What Is Commercial Construction Consulting and Why Is It Important?
PreconstructionCommercial construction consulting is crucial for ensuring that a construction project is feasible. Calahan is your partner in construction.

What Is a Commercial General Contractor?
General ContractingCommercial general contractors provide many services for building and remodeling projects. Discover what separates good contractors from the rest.

Is Industrial Building Construction, Expansion, or Renovation the Best Option for My Facility?
New Construction, Remodel/RenovationLooking to make some changes to your facility? Consider these aspects when looking at industrial building construction, expansion, and renovation.