Contact Our Engineering Team

Connect with our licensed geotechnical and structural engineers for technical consultations, project quotations, and DPWH-accredited testing services.

Office & Contact Information

Head Office

Lot 5 Block 3, La Vina Drive Triplet, Santo Niño, 7000 Zamboanga City

Technical Inquiries

+63 962 778 5674

Globe / Smart / Landline

Official Email

triunegeotechnical@gmail.com

Quotations & Technical Reports

Business Registration

DTI No. 7095256

BIR TIN: 730-831-143-00000

Laboratory & Office Hours

  • Monday - Friday 7:30 AM - 5:30 PM
  • Saturday 7:30 AM - 12:00 NN
  • Sunday / Holidays By Appointment Only

Laboratory operations follow DPWH working hours

Request for Quotation / Technical Inquiry

For geotechnical investigations, foundation design, or laboratory testing services. Licensed engineers will respond within 24 business hours.

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Office Location

Zamboanga City Headquarters - DPWH Accredited Laboratory

TRIUNE Geotechnical Testing Services

Lot 5 Block 3, La Vina Drive Triplet

Santo Niño, 7000 Zamboanga City

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Laboratory and office located in Santo Niño, accessible via La Vina Drive

Principal Engineer

Licensed Geotechnical Engineer & Firm Founder

Al-Melan S. Aranal

General Manager & Principal Engineer

Licensed Geotechnical Engineer with extensive experience in geotechnical investigations, deep foundation design, and seismic hazard assessment for major infrastructure projects across Mindanao and Luzon.

PRC Licensed Geotechnical Engineering DTI No. 7095256

All geotechnical reports are signed and sealed, legally valid for DPWH projects and building permits.