D.S.I. is a third generation, family-owned and operated plumbing contracting business, actively performing plumbing and heating work since 1929. Our jobs have spanned the globe from New York, New Jersey, Connecticut, Arizona, California and Washington, to the U.S. Virgin Islands and Guam, with single project values ranging from $10,000 to $4,500,000.

Work Philosophy

How we approach a project

We are dedicated to doing the best possible job for the most competitve price; correctly and on time. We are adept at every piping installation. Whether it is a traditional plumbing installation in a residential high-rise, custom-tailoring an office complex for individual tennants, or developing a full life-support system for a hospital, D.S.I. has the plumbing know how and the installation experience to successfully complete the job.

Commitment to Safety

Safety is Our Most Important Concern.

We are Hazwopper Certified. All of our employees are current in CPR and First Aid techniques. We are OSHA trained in Construction Safety / Fall Protection. Our Union Employees are drug screened and tested. We provide weekly safety training. Each of our jobs is staffed with a certifeid competent person in charge.

Equal Opportunity Employer

We are committed to a policy of Affirmative Action to ensure Equal Employment Opportunities. For Employment information call Arlene at 760-758-6090 ext. 13

Memberships and Associations

DSI is a member of: United Association Local 230, Plumbers, Steamfitters, HVAC and Western Regional Master Builders Assoc.