Built Across California.
Proven on Every Job.

HKD has completed projects across some of California's most demanding institutional environments like hospitals, schools, universities, and commercial builds. General contractors bring us in because every job runs the same way: licensed, bonded, union-crewed, and delivered on schedule without disrupting the wider build.

Construction site showing metal framing and ductwork installation in progress.

Construction site with metal framing and electrical wiring in progress, showing steel studs and conduit infrastructure.

Steel framing for a building under construction, showing metal studs and a suspended metal ceiling framework.

Construction site with metal framing, large black flexible ducts, orange insulation, and a yellow caution box on wheels.

Construction area with exposed ceiling framework, ductwork, wiring, and partially painted walls. Plastic covering hanging, electrical outlets installed, and unfinished flooring.

Interior view of a building under construction with white painted walls, exposed ceiling with ducts and wiring, and a doorway on the right.

Construction ceiling framing with metal studs, mechanical ducts, wiring, and a red fire alarm call point.

Construction site ceiling with metal framing and silver insulated ducts, some covered with blue plastic, and electrical wires hanging down. There is a white wall with windows and an exit sign, and construction tools on the floor.

Interior view of a building under construction showing metal framing, electrical wiring, and HVAC ductwork in a large open space with windows at the far end.

Construction site interior with exposed metal framework, ventilation ducts, and pipes, some with warning labels, against a large window showing a cloudy sky outside.

Construction site with metal framework, wiring, ducts, and partially completed walls.

Inside a building under construction, metal framing and electrical wiring are installed along the ceiling.

Interior of a building under construction with exposed metal framing, drywall, and HVAC ductwork, along with construction equipment and supplies.

Interior of a room under construction with drywall walls, exposed metal framing, electrical wiring, and a large window letting in natural light.

Interior of a building under construction, showing drywall and exposed ductwork, wiring, and framing.

Construction site with exposed wiring, plumbing, and ductwork in an unfinished room.

Construction workers in safety vests and helmets working on a building site with exposed ceiling framework and wooden flooring.

Construction workers in safety gear working on electrical wiring and infrastructure inside a building, standing on a cherry picker lift.

Construction site with exposed metal framing, ductwork, electrical wiring, and various building materials for interior building installation.

Two construction workers wearing yellow safety vests and hard hats, working on the floor of a building under construction. The room has exposed ducts and wiring, with green insulation on the walls.

Construction workers in yellow safety vests and helmets walking through an unfinished building with exposed metal framing, electrical wiring, and construction materials.

Construction site interior with metal framing, ductwork, and building materials.

Construction workers installing framing and drywall in a building interior, with green protective wall panels and construction tools and equipment around.

Construction workers in safety gear working inside a building under construction, installing electrical or HVAC systems along a green metal wall with ductwork and safety warning signs, using tools and measuring tape on the floor.

Construction site with an unfinished building, exposed metal framing, HVAC ductwork, wiring, and a suspended work platform. Blueprints and architectural plans are on a table in the foreground.

Construction site interior with wooden framing and partially completed upper level. Tools, scaffolding, and construction workers are visible.

Interior view of a building under construction with steel framing, concrete, and scaffolding, and large windows showing a building and trees outside.

Construction worker with safety helmet and high visibility vest working on ceiling framework inside a building under construction.

Construction workers working on framing a building with wooden beams and scaffolding inside a partially remodeled interior space.

The exterior of El Toro Branch Library with a parking lot, leafless trees, and a cloudy sky. Outside, there are stacks of construction or promotional materials, including a white wrapped pallet and colorful patterned boxes.

Construction worker in safety gear working on wall in unfinished interior space with tools and equipment on the floor.

Construction worker in safety vest and helmet using a drywall sander on a wall inside a building under construction.

Construction worker in a hard hat and safety vest smoothing wet concrete inside a building under construction, with scaffolding, tools, and construction materials visible around him.

Let's Build Something Great.

Whether you have a project in hand or are still in early planning, we're ready to talk. Reach out and let's see what we can do together.