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Emergency Requests Only

24/7 Service Request

We have members of our service team living virtually all over the nine Bay Area counties. Our service technicians are dispatched from their homes which allow us to provide fast efficient service to our valued clients, 24/7.

fun fact

Carl Koos

President of Construction
  • 1983
    Joined Marina Mechanical Services
  • 1979
    Started in the Industry

As the President of Construction, Carl has over 41 years of experience in HVAC and architectural sheet metal projects with Marina Mechanical. He attended a two-year program at St. Ambrose University and is a graduate of the Sheet Metal Apprenticeship Program. Involved in every aspect of a project, Carl provides the shop foreman with shop drawings for fabrication, creates and implements construction policies and procedures, and supervises the scheduling of manpower.  He is knowledgeable in every aspect of a project to including piping, controls, and sheet metal.  His management knowledge and skills lend to efficient and cost-effective methods that result in a well-run project.  Carl inspires excellence in the performance of the technicians he employs.  Carl prides himself on finishing projects on time and within budget.  Carl’s strength is in the design/assist arena. He can think on his feet and has an amazing ability to find effective solutions to onsite challenges while holding to the schedule.

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Certifications

  • Sheetmetal Journeyman Certification 1983
Our Team

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