We Deliver.
Phase Engineering is a California-based electrical engineering practice specializing in power system safety studies and electrical design for facilities of all sizes. It performs arc flash studies, short circuit analysis, coordination studies, and NFPA 70E compliance consulting, and delivers full electrical design services for new construction and system upgrades. Named project experience includes AT&T data centers, 94 PG&E facilities, the Los Angeles Sanitation District, NASA's Neil A. Armstrong Flight Research Center, LAX, and JamesHardie industrial sites. All studies are performed by licensed PE electrical engineers.
Jaime ArellanoPrincipal Electrical Engineer
Hugo RodriguezElectrical Engineer
Jorge SalazarSenior Project Manager
Evaluates overall safety and reliability of complex distribution networks through engineered calculations.
Evaluates incident energy levels, defines boundaries, assesses risk under NFPA 70E standards, and coordinates the installation of safety labels.
Calculates system fault currents to verify equipment ratings and ensure rigorous safety compliance.
Plots protective device curves to confine fault impacts and optimize overall system reliability.
Sizes and places capacitors to optimize system efficiency and minimize utility charges.
Provides comprehensive plans and specifications for new construction, equipment upgrades, and infrastructure improvements across commercial, industrial, and institutional facilities.
Assists facilities in meeting safety standards through program development, hazard labeling, and detailed risk assessments.
Designs and documents customized safety policies and procedures aligned with industry standards.
Applies detailed warning labels to electrical equipment to communicate boundary and energy parameters.
Evaluates workplace hazards to help personnel identify risks and select appropriate protective equipment.
Delivers specialized onsite educational courses covering hazards, protective equipment selection, and lockout-tagout procedures through customized initial and refresher sessions.
Data Centers · Electric Utilities · Wastewater · Federal · Airports · Manufacturing · Industrial
Fairfield, CA · Data Centers · 2019 · Client: AT&T
Consisted of site visits to gather critical system data across more than 800 buses, followed by comprehensive electrical distribution modeling using EasyPower.
Data Centers · 2018 · Client: AT&T
Analyzed a highly complex distribution system with more than 1,000 buses, including uninterruptible power supplies, distribution units, motor control centers, and generation assets.
California · Electric Utilities · Client: PG&E
Executed comprehensive safety studies across 94 facilities with panel counts ranging from 20 to 300 per site. It managed six contractor groups across California to deliver short circuit, coordination, and calculations alongside equipment evaluation and label installation.
California · Electric Utilities · Client: PG&E
Performed comprehensive assessments at remote mountain locations across two phases, covering 41 total sites to enhance localized electrical safety.