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Harold Grullon

Mechanical Helper

Talent
Port Jefferson Station, NYMember since July 26, 2026
Commercial HVACMechanical HelperCopper BrazingCopper SolderingRefrigerant PipingHydronic PipingMechanical ConstructionPipe PreparationHand & Power ToolsMaterial HandlingOSHA ComplianceTeam Collaboration
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Commercial HVACMechanical HelperCopper BrazingCopper SolderingRefrigerant Piping

About

Commercial construction professional with hands-on mechanical helper experience on large commercial HVAC projects in Manhattan. Performed daily copper pipe brazing and soldering for refrigerant and hydronic piping systems while working alongside journeyman mechanics. Experienced using oxy-fuel torches, preparing and fitting copper piping, and working safely in confined mechanical spaces.

OSHA 30 certified, United Plant & Production Workers Local 175 member since 2012, and currently pursuing an A.A.S. in HVAC & Refrigeration.

Experience

Mechanical Helper - Vivid Mechanical LLC - Long Island City, NY

(2015-01 - 2016-12)

Assisted journeyman mechanics on commercial HVAC and mechanical construction projects throughout Manhattan.

  • Performed copper pipe brazing and soldering daily on refrigerant and hydronic/mechanical piping systems.
  • Measured, cut, reamed, cleaned, fit, and brazed copper piping to specification.
  • Worked in mechanical rooms, pipe chases, ceiling spaces, and between-floor areas while maintaining quality workmanship.
  • Safely operated oxy-fuel torches, pipe cutters, reamers, and hand and power tools.
  • Coordinated with other trades while maintaining OSHA safety standards and organized jobsites.

Laborer / Equipment Operator - D & G Elite Construction

(2022-01)

  • Performed roadway, sidewalk, and curb reconstruction projects throughout New York City.
  • Operated company vehicles and construction equipment as assigned.
  • Loaded, transported, and staged materials while maintaining safe and efficient worksites.

Asbestos Supervisor - Branch Environmental

(2017-01 - 2022-12)

  • Supervised commercial asbestos abatement crews on hospitals, schools, government buildings, and commercial facilities.
  • Maintained OSHA and environmental compliance while coordinating daily operations.

Education

A.A.S. - Heating, Ventilation, Air Conditioning & Refrigeration - Suffolk County Community College

Skills

Mechanical Helper

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