The Williams Companies

The Williams Companies – Desert Commercial Concrete and Milmark Painting – are the largest specialty contracting firms of their kind headquartered in Southern California’s Coachella Valley.

With offices and facilities in Indio, the Williams Companies provide contracted concrete and painting services to production home builders, custom home builders, homeowner associations, and commercial builders of office, retail, and industrial projects.

Ask us about our green materials and processes!


With a combined 45 years of success and over 100 years of top-level management experience, The Williams Companies are the contractors of choice for the valley’s best builders.
  • The highest quality workmanship
  • Competitive pricing
  • Work crews with a professional appearance and attitude
  • Intensive training and supervision
  • The manpower to meet your needs
  • Run by business people…for business people
  • Involved in the community and the industry. We care about the desert because we live here.


  • November 25, 2007
Desert Commercial Concrete makes ENR list of nation’s 600 largest specialty contractors.

Full Story

Contact Us

Milmark Painting
12225 World Trade Drive
Suite Q
San Diego CA 92128
(858) 432-4316

Diane Williams
Milmark Painting, Inc.

Tony Contreras
Executive Vice President
Milmark Painting, Inc.

The Williams Companies are proud members and supporters of these fine organizations.