Integrated Builders of Braintree has completed an 80,000 square foot interior office renovation for Harris Corp. at 150 Apollo Drive in Chelmsford.

Based in Melbourne, Fla., Harris Corp. is an international communications and information technology company serving government and commercial markets in more than 150 countries.

Renovations included updates to the interior office space, training room, computer room, and a reconfiguration of drywall partitions, said Jay Dacey, president of Integrated Builders.

Integrated Builders collaborated with Mark Forth, managing director of Boston architectural firm IA Interior Architects on the project.