Johnmark Gambong

Detail-oriented Estimator with 3+ years of experience in residential construction projects for the Japanese market, specializing in spray urethane foam insulation (walls, roofs, and floors). Skilled in reviewing PDF CAD drawings, performing cost estimation using Microsoft Excel, and coordinating directly with Japanese clients via LINE WORKS. Experienced in a Japanese-led business environment, ensuring accuracy and timely delivery of estimates.

Senior Estimate Engineer - AQUAFOAM ASIA ASSOCIATE - Davao City

(2022-10 - 2026-04)

• Reviewed PDF CAD drawings to calculate insulation requirements for roofs, walls, and floors
• Created and maintained estimation sheets using Microsoft Excel, converted them into PDF format, and uploaded them to the Nippon Aqua System for record-keeping and processing
• Examined CAD plans and produced 3D SketchUp models to facilitate precise area calculation and support for accurate cost estimations
• Ensured accuracy and timely submission of estimates
• Assisted in onboarding and training new employees
• Communicated directly with Japanese clients via LINE WORKS regarding project updates

Bachelor of Science - Business Administration Major in Marketing Management - University of Southern Mindanao (2018 - 2022)