About SLDCC

Building power infrastructure with reliability, experience, and long-term partnership.

Learn more about our company background, corporate direction, milestones, strengths, and the values that continue to guide SLDCC across every project.

30+ years Industry experience in transmission line, substation, and related power works.
200+ projects Completed across the Philippines with a strong focus on quality and delivery.
PCAB “AAA” Recognized for Electrical Works (Specialty) and supported by trusted partnerships.
Corporate Profile

Who we are

S.L. Development Construction Corporation (SLDCC) started as Saint Lucy Engineering in August 1988. From its humble beginning, the company earned the trust and confidence of major companies in the Philippines, including foreign contractors, through consistent project delivery and dependable workmanship.

Today, SLDCC is one of the leading contractors of the National Grid Corporation of the Philippines (NGCP) for transmission line and substation projects. Its client base includes the National Power Corporation, NGCP, MERALCO, Team Energy Philippines, Citra Metro Manila Tollways Corporation, Sumitomo, ABB Sae Sadelmi S.p.A., as well as foreign tie-ups such as Xian Electric Engineering Company Ltd. and Zhejiang Electric Transmission and Transformation Engineering Corporation.

S.L. Development Construction Corporation (SLDCC) is categorized “AAA” by the Philippine Contractors Accreditation Board (PCAB) for Electrical Works (Specialty). Philzett Corporation serves as the trading arm of SLDCC for construction requirements, supporting the supply of transmission line materials, substation cables, steel towers, steel poles, line hardware, and other imported electrical products.

Vision

Where we are headed

We dedicate ourselves to becoming a premier contractor known for innovation, trusted execution, and a highly reputable brand in transmission line, substations, and other branches of business in the power industry.

Mission

How we deliver

We create lasting partnerships with clients, vendors, subcontractors, and business partners where technology and innovation meet, where strategy and business processes are integrated, and where relationships and experience are genuinely valued.

Milestones

SLDCC History

A quick look at key points in the company’s growth and development.

1988

Small Beginnings

Began as a small subcontractor for transmission line projects.

1992

Incorporation

SLDCC was formally incorporated and positioned for steady growth.

1993

First Contract

Secured its first contract with the National Power Corporation.

2000

New Clients

Started projects with MERALCO, PNOC, and TransCo.

2008

First of Many

Started contracting for the National Grid Corporation of the Philippines.

2010

Getting Big

Achieved its first 9-digit single contract milestone.

2018

Bigger

Acquired its first PHP 1 Billion contract.

2021

Biggest Yet

Secured a PHP 2 Billion contract milestone.

Company Highlights

What strengthens SLDCC

The company continues to build on experience, project performance, and long-standing capability in the Philippine power sector.

30+ Years of Experience

More than three decades of experience in construction, erection, and installation of electric power transmission and distribution lines and substations.

200+ Projects

Projects across the Philippines were consistently completed with strong attention to schedule, execution, and client expectations.

Leading Contractor

Recognized as one of the leading contractors of NPC and NGCP in overhead transmission line and substation projects.

PCAB “AAA”

PCAB License: “AAA” for Electrical Works, reflecting strong capability, compliance, and operational confidence.

Guiding Principles

SLDCC Values

These principles define who we are and guide how we work with our clients, partners, and people. They remain at the center of how SLDCC delivers quality work, builds trust, and continues to grow.

  • Integrity
  • We maintain consistency between our beliefs and our behaviors. We walk our talk.
  • Have the courage to content boldly for which is right and reject firmly which is wrong.
  • Honesty
  • We are transparent, open, truthful and straightforward.
  • We are sincere and non-deceptive in communication and conduct.
  • Fairness
  • The values of equality, sincerity, tolerance, respect for others, consideration, assistance and justice govern this value without deviation from others, regardless of position.
  • Strive to be reasonable, open-minded, impartial, even-handed and non-discriminatory in all of our dealings with our co-employees, sub-contractors, suppliers and business partners.
  • We treat all our business partners, co-workers, suppliers and sub-contractors fairly because they are part of our team. And it is our duty to them, to ourselves, to our company and to God.

  • Accept responsibility for your own actions or inactions and for those whom you supervise.
  • Take prompt, constructive steps to correct mistakes and defects.
  • Promote teamwork by holding one another accountable for disowning behaviors that are inconsistent with those provided under the company’s “Code of Conduct”.

  • We demonstrate a sense of responsibility, commitment and accountability for everything entrusted to us by our company and our clients by demonstrating honesty, trustworthiness and industriousness in doing our work, by doing it well and doing it good..
  • We act as the caretaker of the company which was entrusted to us by the stakeholders, not to own or squander it, rather to grow and entrust it to the next generation of leadership. .
  • Doing the right things right..
  • Following and adhering to company policies and procedures..
  • Protecting and taking good care of company properties and equipment..
  • Optimizing use of resources to gain maximum return and enjoining others to eliminate wasteful processes..
  • Prioritizing the best interest of the company by doing what is best for SLDCC, with single-minded loyalty for the company..

  • We are passionate and consistently apply diligence, perseverance, attention to details and good work habits to ensure high-quality projects, services and excellent work.
  • We build capabilities through continuous learning, coaching, mentoring and teaching.
  • We never accept complacency and indifference.
  • We continually grow in our role by learning and demonstrating improvements in our performance with the following actions.
  • Applying advanced technology and constantly looking for innovations.
  • Taking ownership of professional growth including learning from experience.
  • Continually getting better at what one does.

  • We are persistent and determined to our efforts toward success. We value hard work because it builds tenacity and character.

Details coming soon.

Details coming soon.

Details coming soon.

  • We harmoniously collaborate, coordinate and cooperate to help deliver desired results.
  • Promote a positive and ethical work environment.
  • Offering and seeking help as needed.
  • Participating in meetings and other collaborative endeavors.
  • Reaching out to build good working relationship with teammates.
  • No bullying and or harassment to gain concession or to be part of the team.
  • We inspire others, share and communicate openly and celebrate success as one SLDCC team.
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