John Yurek is the Founder and Owner of Preferred Power Source. John uses his expertise, leadership, and business acumen to give clients the best return on their investment. John’s mission is to deliver value, to create relationships, and to complete on schedule. His commitment to his clients comes from his genuine passion for data center decommissioning and asset recovery. A business built on referrals, integrity, and reputation are proof that he excels at leadership and delivery.


Roy Samol is a licensed Electrician for Preferred Power Source. Over 30 years, Roy has held electrical positions in education, bioscience, industry, and the military. His knowledge is profound. The practical insight he lends Preferred Power Source is valuable. He deftly deconstructs and neutralizes electrical systems to California’s rising standards. His specialties include preventative maintenance, advanced troubleshooting, facilities management, and engineering. Clients are delighted by his ability to solve problems and perform precise disconnects.


Pat Dunne is part of the Sales Team at Preferred Power Source. It is her sole duty to make sure clients love their quotes and timelines. Pat engages clients during their contract and beyond. She ensures that all your data center and asset recovery needs are satisfied. She solves customer concerns, answers critical questions, and delivers clients into careful hands. High marks on client feedback show that Pat is a skilled and valuable member of the team.


Ray Lownes is a Job Foreman who doubles as part of the Sales Team for Preferred Power Source. Ray represents Preferred Power Source’s all-encompassing solutions. He works on-site and alongside clients. His work requires energy as he adapts to change, solves problems, and deconstructs sites. Repeat customers, referrals, and a fast pace are some of the reasons he loves what he does.

28415 Industry Drive, Unit 501

Valencia, CA 91350

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