Efficiency Engineering

APPROVED BUILDING PERMIT

Project Title: Proposed Two Storey Commercial Building (Four Units Rentable Space)
Location: Rizal St., Brgy. Calumpang, General Santos City
Scope of Work: Designs, Plans & Building Permits

DESIGN PROFESSIONALS
• Architect: AR. BENETTE ROI CRIETA
• Civil Engineer: ENGR. JHON MARC SALES
• Master Plumber: ENGR. BILLY RAY SALES
• Prof. Electrical Engineer: ENGR. SILVANO BERNADAS

You may visit us at our office located at #40 Quezon Avenue, Brgy. Dad. West, General Santos City. We are open every Mondays to Saturdays from 8:00am to 5:00pm.

For inquires, you may send a message to our page or the contact details below:
Telephone Number: (083) 554-6259
Cellphone Number: 09333298878 / 09267205673
Email Address: [email protected]

Contact us NOW for your FREE CONSULTATION.

1st Day of Work for Year 2026 💪
at Efficiency Engineering Office 🏆
01-02-2026 🎉

APPROVED BUILDING PERMIT

Project Title: Proposed Two Storey Residential Building with Perimeter Fence
Location: Olano Subd., Brgy. Mabuhay, General Santos City
Scope of Work: Designs, Plans & Building Permits

DESIGN PROFESSIONALS
• Architect: AR. BENETTE ROI CRIETA
• Civil Engineer: ENGR. JHON MARC SALES
• Master Plumber: ENGR. BILLY RAY SALES
• Prof. Electrical Engineer: ENGR. SILVANO BERNADAS
• Prof. Mechanical Engineer: ENGR. ALEXIS SERAPIO

You may visit us at our office located at #40 Quezon Avenue, Brgy. Dad. West, General Santos City. We are open every Mondays to Saturdays from 8:00am to 5:00pm.

For inquires, you may send a message to our page or the contact details below:
Telephone Number: (083) 554-6259
Cellphone Number: 09333298878 / 09267205673
Email Address: [email protected]

Contact us NOW for your FREE CONSULTATION.

APPROVED BUILDING PERMIT

Project Title: Proposed Two Storey Residential Building with Perimeter Fence
Location: Brgy. Katangawan, General Santos City
Scope of Work: Designs, Plans & Building Permits

DESIGN PROFESSIONALS
• Architect: AR. ARVIN ARCE
• Civil Engineer: ENGR. JHON MARC SALES
• Master Plumber: ENGR. BILLY RAY SALES
• Prof. Electrical Engineer: ENGR. SILVANO BERNADAS

You may visit us at our office located at #40 Quezon Avenue, Brgy. Dad. West, General Santos City. We are open every Mondays to Saturdays from 8:00am to 5:00pm.

For inquires, you may send a message to our page or the contact details below:
Telephone Number: (083) 554-6259
Cellphone Number: 09333298878 / 09267205673
Email Address: [email protected]

Contact us NOW for your FREE CONSULTATION.

APPROVED HOUSE DESIGN

Project Title: Proposed One Storey Residential Building
Location: Brgy. Klinan 7, Polomolok, South Cotabato

Scope of Work: Designs & Plans

Services Offered:
• Designs
• Plans
• Building Permits
• Engineering
• Construction
• Consultancy

You may visit us at our office located at #40 Quezon Avenue, Brgy. Dad. West, General Santos City. We are open every Mondays to Saturdays from 8:00am to 5:00pm.

For inquires, you may send a message to our page or the contact details below:
Telephone Number: (083) 554-6259
Cellphone Number: 09333298878 / 09267205673
Email Address: [email protected]

Contact us NOW for your FREE CONSULTATION.

APPROVED OCCUPANCY CERTIFICATE

Project Title: Proposed One Storey Residential Building
Location: Agan Grandville, Brgy. City Heights, General Santos City
Scope of Work: Design & Build

DESIGN PROFESSIONALS
• Architect: AR. BENETTE ROI CRIETA
• Civil Engineer: ENGR. JHON MARC SALES
• Master Plumber: ENGR. BILLY RAY SALES
• Prof. Electrical Engineer: ENGR. SILVANO BERNADAS

You may visit us at our office located at #40 Quezon Avenue, Brgy. Dad. West, General Santos City. We are open every Mondays to Saturdays from 8:00am to 5:00pm.

For inquires, you may send a message to our page or the contact details below:
Telephone Number: (083) 554-6259
Cellphone Number: 09333298878 / 09267205673
Email Address: [email protected]

Contact us NOW for your FREE CONSULTATION.