EV Charging Ports Engineered
1,300+
- 100+DC Fast Chargers
- 1,200+Level 2 Chargers
Passenger · Fleet · Heavy-Duty Transit · Marine

Every project here was engineered and signed by a licensed Engineer of Record, spanning 7 core services and more than 60 electrical engineering specialties.
Over two decades of licensed engineering across public, utility, commercial, fleet, and EV infrastructure.
EV Charging Ports Engineered
1,300+
Passenger · Fleet · Heavy-Duty Transit · Marine
EV Charging Sites Designed
30+
Designed by SLC as Engineer of Record, with utility coordination and permitting.
Total Site Construction Value
$350M+
Construction value supported by SLC engineering and permitting.
Principal Engineer Experience
20+ YRS
Frank Sylvester, P.E., principal-in-charge on every project.
Where SLC Has Worked
Every dot is a project SLC engineered and signed. Filter by service line or hover any marker to see the project, the partners, and the year.
Project locations across California:Adelanto, Alhambra, Bakersfield, Beale AFB, Beaumont, Buena Park, Carson, Chino Hills, City of Industry, Concord, Costa Mesa, Eastvale, Escondido, Hawthorne, Hemet, Huntington Beach, Jamestown, King City, Lake Elsinore, Lincoln, Long Beach, Los Banos, Montebello, Moreno Valley, Morgan Hill, Ontario, Porterville, Poway, Riverside, San Bernardino, San Francisco, San Jose, Somes Bar, South Lake Tahoe, South San Francisco, Tahoe City, Valencia, Van Nuys, Vandenberg, Willits. SLC is licensed to engineer in California, Oregon, Nevada, and Washington.
Trusted by Repeat Clients
Multi-project engagements across the portfolio
2026
Electrical Distribution DesignSLC produced permit plans for a new panel and receptacles at a warehouse tenant improvement.
Location: City of Industry, CA
2026
Photometric & Lighting DesignSLC produced electrical lighting plans and Title 24 photometrics for new lighting at the Nordstrom Rack store.
Location: Riverside, CA
Partner: McKee Electrical Contracting
2025
EV Charging Infrastructure (Marine)SLC completed a condition assessment, conceptual site design, and single-line diagram for 300 kVA of EV boat and jet ski charging at the South Lake Tahoe marina.
Location: South Lake Tahoe, CA
Partner: ClearView Electric
2025
Electrical Distribution DesignSLC designed the customer-owned overhead primary line service and coordinated the PG&E primary service connection for the Aymium facility in Willits.
2025
Electrical Distribution DesignSLC produced permit plans for an AC installation, panel and transformer additions, and a new warehouse generator at the Bishamon facility.
Location: Ontario, CA
Partner: McKee Electrical Contracting
2025
EV Charging InfrastructureSLC delivered the Behind-the-Meter and To-the-Meter design for two Level 3 chargers and six Level 2 chargers at Chino Hills Ford.
2025
Photometric & Lighting DesignSLC produced electrical power and lighting plans, including photometrics, Title 24, new panels, transformers, and forklift chargers for the Cozey furniture warehouse tenant improvement.
Location: Moreno Valley, CA
Partner: McKee Electrical Contracting
2025
EV Charging InfrastructureSLC completed a PG&E large load study with site plans and single-line diagram supporting 6 MW of EV charging at the Crest Partners San Francisco property.
Location: San Francisco, CA
2025
EV Charging InfrastructureSLC produced the EV electrical and civil design permit plans for 2.5 MW of fleet charging at the Crest Partners site in San Francisco.
Location: San Francisco, CA
2025
EV Charging InfrastructureSLC served as Engineer of Record on the updated single-line diagram and site plans submitted to PG&E for primary service. The 20 MW connected load supports sixteen or more Megawatt Charging System ports for heavy-duty Class 8 truck charging.
2025
Electrical Distribution DesignSLC produced permit plans for dock levelers and motorized doors at the Getty Museum warehouse.
Location: Valencia, CA
Partner: McKee Electrical Contracting
2025
Photometric & Lighting DesignSLC produced permit plans for egress lighting, Title 24, and photometrics at the Golden Lighting facility.
Location: Ontario, CA
Partner: McKee Electrical Contracting
2025
EV Charging InfrastructureSLC produced the EV electrical and civil design permit plans for 2.5 MW of fleet charging at the Helios property in South San Francisco.
Location: South San Francisco, CA
2025
EV Charging InfrastructureSLC delivered the EV electrical and civil design for one Level 3 charger, four Level 2 chargers, and a new electrical service with San Diego Gas & Electric at Jack Powell Dodge in Escondido.
2025
EV Charging InfrastructureSLC delivered the site civil and electrical plans for one Level 3 DC fast charger at the Kia of Van Nuys dealership.
2025
Electrical Distribution DesignSLC produced permit plans for twenty fans at the Mattel facility.
Location: San Bernardino, CA
Partners: Gasteiger Engineering, McKee Electrical Contracting
2025
Electrical Distribution DesignSLC produced permit plans for a warehouse exhaust fan.
2025
Electrical Distribution DesignSLC produced permit plans for four lights, two ice machines, and 115 twenty-amp receptacles at the food truck yard.
Location: Montebello, CA
2025
EV Charging InfrastructureSLC delivered an alternatives analysis, needs assessment, and conceptual engineering report for an off-grid EV charging station with battery storage, a PV canopy, and on-site natural-gas generation.
2025
Electrical Distribution DesignSLC produced electrical and structural permit plans for sixteen warehouse fans.
2025
Electrical Distribution DesignElectrical site designs and SLDs for PG&E yards and facilities.
2025
Electrical Distribution DesignElectrical site designs and SLDs for PG&E yards and facilities.
2025
Electrical Distribution DesignElectrical site designs and SLDs for PG&E yards and facilities.
2025
Electrical Distribution DesignElectrical site designs and SLDs for PG&E yards and facilities.
2025
EV Charging InfrastructureSLC produced the Behind-the-Meter and To-the-Meter design for the installation of a Level 3 charger at Porterville CDJR.
2025
Electrical Distribution DesignSLC produced electrical and structural permit drawings for the installation of eight large fans at the Rust-Oleum facility.
Location: Riverside, CA
Partner: Pacific Engineering & Construction
2025
Electrical Distribution DesignSLC completed a load study analyzing the existing electrical service capacity to support future heat pump installations at The Avalon Lodge in South Lake Tahoe.
Location: South Lake Tahoe, CA
Partner: Clear View Electric
2024
EV Charging Infrastructure
SLC produced the civil and electrical design for Level 2 and Level 3 EV charging stations at Bravo Ford in Alhambra.
2024
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 and Level 3 EV charging stations at Buena Park GMC.
2024
EV Charging InfrastructureSLC produced single-line diagrams for eight 360 kW heavy-duty EV chargers to support contractor pricing.
Location: Adelanto, CA
Partner: McKee Electrical Contracting
2024
Battery Storage & Microgrids
SLC provided the electrical design for a whole-home backup system integrating solar generation, a bi-directional EV charger, and a microgrid controller at a private residence in Lincoln.
Location: Lincoln, CA
2024
EV Charging InfrastructureSLC delivered the civil and electrical design for Level 3 chargers and future EV charging stations with full ADA-compliant site design at the Fortress property in San Francisco.
Location: San Francisco, CA
Partners: Power Chord Utility, E2
2024
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 and Level 3 EV charging stations at Hemet Dodge.
2024
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 and Level 3 EV charging stations at Huntington Beach Ford.
Location: Huntington Beach, CA
Partners: Going Green Energy, E2
2024
EV Charging Infrastructure
SLC produced the civil and electrical design for Level 2 EV charging stations at the King Auto dealership in Moreno Valley.
Location: Moreno Valley, CA
Partners: Going Green Energy, E2
2024
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 and Level 3 EV charging stations at Lake Elsinore Dodge.
Location: Lake Elsinore, CA
Partners: Going Green Energy, E2
2024
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 and Level 3 EV charging stations at Poway Dodge.
2024
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 EV charging stations with ADA-compliant site design at the Rust-Oleum facility in Riverside.
Location: Riverside, CA
Partners: McKee Electrical Contracting, Pacific Engineering & Construction
2024
Electrical Distribution DesignSLC designed a panel and transformer upgrade for paint-shop equipment and outlets at the Sherwin Williams facility.
Location: Riverside, CA
Partner: McKee Electrical Contracting
2023
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 EV charging stations at Buena Park Chevy.
2023
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 and Level 3 EV charging stations at Long Beach Ford.
2023
EV Charging InfrastructureSLC produced the civil and electrical design for Level 3 EV charging stations at Puente Hills Dodge in City of Industry.
Location: City of Industry, CA
Partners: Going Green Energy, E2
2023
EV Charging InfrastructureSLC produced the civil and electrical design for Level 2 and Level 3 EV charging stations with ADA-compliant site design at Theodore Robins Ford in Costa Mesa.
2023
Government / Distribution
SLC served as Engineer of Record on a feeder line upgrade at Beale Air Force Base, delivering the electrical and civil engineering for overhead and underground distribution upgrades and repairs.
2023
EV Charging + Battery StorageSLC developed a heavy-duty EV truck stop concept supporting Watson Land's warehouse customers, covering site design, layout, cost estimation, grant funding strategy, and total cost of ownership analysis. The concept included photovoltaic canopies and battery energy storage.
2022
EV Charging Infrastructure (Heavy-Duty)SLC delivered the engineering and electrical distribution design for medium-voltage service supporting sixteen 360 kW Level 3 DC fast chargers, totaling 5.8 MW of charging capacity, plus parallel 480 V service for the WattEV truck stop in Bakersfield.
Location: Bakersfield, CA
Partners: Collins Electric, Engineering Partners Inc.
2021
EV Charging + DistributionSLC delivered the electrical distribution design and engineering covering both the To-the-Meter PG&E distribution upgrade and the Behind-the-Meter permit package for 16 to 19.2 kW Level 2 chargers at Mt. Diablo Unified School District.
2021
Electrical Distribution DesignSLC delivered the engineering and design for an overhead pole line replacement built to PG&E standards in Somes Bar for Siskiyou Telephone.
2021
EV Charging Infrastructure (Marine)SLC provided the design and electrical engineering for a DC fast charger installation serving electric boats from a floating pier at Tahoe City Marina.
Location: Tahoe City, CA
Partners: Vita Boats, Aqua Chargers
2021
Government / Distribution
SLC served as Engineer of Record on a feeder line upgrade at Vandenberg Space Force Base, providing the electrical and civil engineering for overhead distribution on concrete poles.
2017
Electrical Distribution DesignSLC served as Engineer of Record on a power and control system upgrade for the Residual Chloramine System chloramine management facility operated by San Jose Water Company.
Location: San Jose, CA
Partner: Industrial Control Systems
2014
Electrical Distribution DesignSLC delivered the electrical design covering power, lighting, and distribution for a new 52-foot box sewer treatment plant and irrigation pump station at Chicken Ranch Casino in Jamestown.
Location: Jamestown, CA
Partners: Gold Electric, Mountaineering Engineering
Common Questions
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Whether you’re scoping a new installation or working through a complex utility process, SLC is ready to help.
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SLC reviews every inquiry personally. All project details remain confidential.