Powering projects
with safety, skill,
and integrity.
At Valadez Electrical Service, our mission is simple: protect people, serve customers, and deliver expert results—every time.
Valadez Electrical Services
At Valadez Electical Service, we are committed to doing the right thing--everytime, without exception.
Safety is the foundation of our operations, guided by a simple principle: every employee returns home saftely, every day, with zero accidents.
Our experienced and dedicated team consistently puts our clients first. We are proud to be a signatory contractor with IBEW Local 134.
Our success is driven by more than hard work alone. Sustained growth over the past several years has been built on honest, reliable customer service and a continually expanding base of clients.
DERLY VALADEZ
PRESIDENT
Valadez Electrical Services, LLC, was founded in 2015 by Derly Valadez, a master electrician with a vision for honest, high-quality service, our company started with a simple goal: to deliver dependable electrical solutions with integrity and precision.
What began as a small operation has grown into a trusted partner for commercial and industrial clients across Illinois. With decades of combined experience, our team is dedicated to safety, innovation, and doing the job right — the first time. Whether you’re upgrading your facility, planning new construction, or needing ongoing service, we’re here to keep your business running strong.
Meet the Team
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Adrienne Hermosillo
VP of Operations
Adrienne leads the strategic and day-to-day management of our company’s core operations. Responsible for ensuring efficiency, quality, and scalability, she oversee cross-departmental workflows, optimize business processes, and implement best practices that drive growth. Working closely with leadership,works to align operational goals with Valadez’s long-term vision, ensuring we deliver exceptional results to our clients, partners, and stakeholders.
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Rudy Markovic
FOREMAN
Rudy leads on-site electrical crews, ensuring each project is completed safely, efficiently, and to exact specifications. Hecoordinate daily work schedules, oversee installations and repairs, and maintain strict adherence to safety regulations and quality standards. With a deep understanding of electrical systems and hands-on leadership, Rudy ensures every job—from routine service calls to complex commercial installations—meets our company’s commitment to excellence.
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Mike Guereca
QUALITY ASSURANCE
Mike ensures every electrical project meets the highest standards of safety, performance, and compliance. He conducts thorough inspections, verifies that all work aligns with industry codes and client specifications, and implement quality control processes throughout each phase of the project. By proactively identifying and resolving potential issues, Mike protects our reputation for delivering reliable, top-quality electrical solutions on every job.