Mark Iii Construction, Inc.

A multi

trade powerhouse, evolved from an electrical contractor.

Headquartered in Sacramento, with operations spanning Central to Northern California.

Operates through three core divisions—MEP, Service, and Components—covering projects from concept to long

term maintenance.

Serves sectors including healthcare, education, food & beverage, biotech, industrial, and commercial markets.

Self

performs mechanical, electrical, underground, HVAC, low

voltage, plumbing, piping, and fabrication work.

Notable for streamlining complex builds under single management, reducing layers and simplifying scheduling.

We are committed to delivering excellence with every project.

Safety is the cornerstone of our operations, ensuring it is a top priority on every job site.

We value integrity, transparency, and honesty in all of our interactions.

We foster a culture of teamwork and collaboration, both internally and with our clients.

We continuously strive to improve our skills, knowledge, and technologies.