OSS is the leading utility focused electrical and supply chain service provider throughout California and Hawaii. We are a woman owned business dedicated to serving our associates, customers and community by doing things right and treating people right. 

We partner closely with electric and gas utilities, contractors, manufacturers, and infrastructure organizations to deliver the products, engineering support, and supply chain expertise needed to keep critical systems running.
For more than a decade, OSS has built a reputation for fast response times, deep technical knowledge, and a commitment to exceptional customer service. We support organizations ranging from major utilities and municipalities to large‑scale industrial operations helping them reduce downtime, improve reliability, and achieve operational excellence.

What We Do:
• Utility supply & specialized materials
• Electrical distribution & infrastructure solutions
• Engineered & assembled product support
• Safety, tooling, and jobsite solutions
• Warehouse & logistics support
• Strategic account management for major utilities

Who We Serve:
• Electric & gas utilities
• Utility contractors
• Industrial & infrastructure organizations
• Engineering & construction firms
• Municipalities and government entities

Why OSS:
• Deep experience supporting PG&E and other major utilities
• A customer‑first culture backed by technical expertise
• Rapid response and local market knowledge
• Industry-leading partnerships with top manufacturers
• Customized solutions for complex operational needs

OneSource Supply Solutions

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