Efficiency Engineering

Efficiency Engineering DESIGNS • PLANS • BUILDING PERMITS • ENGINEERING • CONSTRUCTION • CONSULTANCY

30/01/2026

YOUR TRUSTED & RELIABLE DESIGN-BUILD CONTRACTOR IN GENERAL SANTOS CITY 💯🏅🏆

Thank you dear clients for putting your trust in us. We are so grateful to be a part of your project. We will always make sure that we give the best service to you. We hope to work with you again in the future. 🥰

2025 COMPLETED CONSTRUCTION PROJECT 🏗️
Project Title: Villa 2 Christian - Villa Christie Resort by Śhobe Cheng
Location: T. Bulnes Road, Purok 13, Brgy. Mabuhay, General Santos City
Scope of Work: Construction

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 BUILDING PERMITProject Title: Proposed One Storey Residential BuildingLocation: Brgy. Silway 7, Polomolok, Sout...
26/01/2026

APPROVED BUILDING PERMIT

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

APPROVED BUILDING PERMITProject Title: Proposed Two Storey Commercial Building (Four Units Rentable Space)Location: Riza...
15/01/2026

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 🎉
04/01/2026

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

Thank you Lord for all the blessings. Thank you to all our office staff, construction workers, clients and suppliers. Wi...
29/12/2025

Thank you Lord for all the blessings. Thank you to all our office staff, construction workers, clients and suppliers. Without them, this simple celebration would not be possible. May God continue to bless everyone with joy, safety and good health always. Wishing everyone a Merry Christmas and a Happy New Year! 🎄🎉🥳

APPROVED BUILDING PERMITProject Title: Proposed Two Storey Residential Building with Perimeter FenceLocation: Olano Subd...
28/12/2025

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 PERMITProject Title: Proposed Two Storey Residential Building with Perimeter FenceLocation: Brgy. Kata...
19/12/2025

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 DESIGNProject Title: Proposed One Storey Residential BuildingLocation: Brgy. Klinan 7, Polomolok, South C...
10/12/2025

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 CERTIFICATEProject Title: Proposed One Storey Residential BuildingLocation: Agan Grandville, Brgy. Ci...
03/12/2025

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.

APPROVED OCCUPANCY CERTIFICATEProject Title: Existing Office Bldg., Restroom Bldg., Clinic Bldg., Electrical Bldg. and F...
14/11/2025

APPROVED OCCUPANCY CERTIFICATE

Project Title: Existing Office Bldg., Restroom Bldg., Clinic Bldg., Electrical Bldg. and Fabrication Bldg. (As-built)
Location: Brgy. Siguel, General Santos City
Scope of Work: As-built Plans, Building Permits and Occupancy Certificate Processing

DESIGN PROFESSIONALS
• 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 DESIGNProject Title: Proposed Two Storey Residential BuildingLocation: Brgy. Katangawan, General Santos C...
21/10/2025

APPROVED HOUSE DESIGN

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

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.

Address

#40 Quezon Avenue, Brgy. Dad. West
General Santos City
9500

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm
Saturday 8am - 5pm

Website

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