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Southern CA / Southern Nevada

Your Partner Across Every Vertical

At O’Connor Sales, we deliver proven, high-performance products from leading manufacturers across three core verticals: Plumbing & Heating, Waterworks & Fire Protection, and Irrigation. Our comprehensive line cards feature trusted solutions—from backflow prevention and drainage systems to pressure regulation and smart water control technologies—relied upon by professionals to build, safeguard, and sustain critical infrastructure.

Waterworks & Fire Protection

Designs and manufactures high-quality fiberglass and polymer enclosures engineered to protect critical infrastructure components in demanding municipal and utility environments.
A global leader in flow measurement and control technologies, delivering accurate metering solutions for water utilities, municipalities, and industrial applications.
Specializes in engineered access boxes and enclosure solutions designed to support waterworks, irrigation, and utility installations with long-term durability.
Provides fire protection products and system components trusted by professionals for code-compliant, dependable fire safety installations.

A recognized manufacturer of polyethylene piping systems and fittings, serving municipal water, gas, and industrial markets.

Delivers innovative electrical and utility connection solutions designed to improve reliability, safety, and installation efficiency.

Offers a comprehensive portfolio of plastic piping systems for waterworks, plumbing, fire protection, and infrastructure applications.

Manufactures specialty coatings, sealants, and joint compounds used across plumbing, fire protection, and industrial installations.

Plumbing & Heating

An industry-respected manufacturer of valves, fittings, and water system products serving municipal and commercial plumbing markets.

Designs and manufactures high-quality fiberglass and polymer enclosures engineered to protect critical infrastructure components in demanding municipal and utility environments.

Manufactures water storage tanks and rainwater harvesting systems designed for residential, commercial, and agricultural use.

Specializes in engineered access boxes and enclosure solutions designed to support waterworks, irrigation, and utility installations with long-term durability.

Produces flexible connectors and piping accessories that support efficient, vibration-resistant plumbing installations.

A trusted manufacturer of control valves and regulators for commercial, industrial, and utility applications.

Supplies fire protection system components designed to meet industry standards and installation requirements.

Provides water treatment and system protection solutions supporting plumbing and mechanical infrastructure.

Offers water storage and fluid-handling products engineered for durability in commercial and industrial environments.

Offers water storage and fluid-handling products engineered for durability in commercial and industrial environments.

Specializes in innovative plumbing and mechanical system components designed for performance and reliability.

Delivers high-performance plastic piping systems serving plumbing, heating, and mechanical markets.

Provides salt-free water conditioning solutions designed to reduce scale while maintaining system efficiency.

A leading manufacturer of rotationally molded polyethylene tanks for water, chemical, and industrial storage.

Designs above-floor plumbing and pumping systems that enable flexible bathroom and kitchen installations.

Supplies professional-grade sealants, adhesives, and specialty compounds for plumbing and mechanical systems.

Irrigation

Manufactures durable enclosure solutions protecting irrigation control systems and field-installed equipment.

Produces a broad range of valves serving irrigation, plumbing, and waterworks applications.

A global leader in flow measurement and control technologies, delivering accurate metering solutions for water utilities, municipalities, and industrial applications.

Provides rainwater harvesting and storage solutions supporting sustainable irrigation practices.

Delivers irrigation components designed to support efficient water distribution and system control.

Engineers valve boxes and access solutions widely used in irrigation and landscape installations.

Supplies irrigation tools and components designed for professional landscape and agricultural use.

Manufactures plastic products supporting irrigation infrastructure and outdoor water systems.

Provides fire protection products and system components trusted by professionals for code-compliant, dependable fire safety installations.

Produces molded plastic fittings and components serving irrigation and plumbing applications.

Provides polyethylene piping systems engineered for irrigation and water distribution networks.

Provides specialty irrigation products and system components supporting efficient water distribution for landscape, agricultural, and commercial irrigation projects.

Supplies electrical connection solutions supporting irrigation controls and field wiring.

Offers irrigation-ready piping systems designed for durability and hydraulic performance.

Manufactures water storage tanks supporting irrigation and agricultural water management.

Provides plant nutrition and soil enhancement solutions supporting irrigation and turf health.

Delivers irrigation technology solutions focused on efficiency, sustainability, and system optimization.

Supplies irrigation components and accessories engineered for dependable field performance.

Offers sealants and compounds used in irrigation piping and system installations.

Plumbing Engineer

Manufactures engineered valves and system components trusted in complex plumbing and municipal installations.

Designs protective enclosures supporting engineered plumbing and utility infrastructure.

Provides engineered water storage solutions for commercial and industrial systems.

Designs and manufactures durable valve boxes and enclosure solutions for irrigation and landscape systems, trusted for long-term performance in residential, commercial, and municipal applications.

Delivers flexible connection solutions designed for engineered plumbing applications.

Produces precision control valves supporting engineered mechanical and process systems.

Supplies engineered fire protection system components for commercial installations.

Offers water system protection and treatment solutions for engineered applications.

Manufactures polyethylene piping systems used in engineered water and utility projects.

Provides engineered water storage and handling solutions for large-scale installations.

Supplies engineered plumbing products focused on performance and reliability.

Offers engineered piping solutions supporting complex plumbing and mechanical systems.

Delivers engineered water conditioning solutions for commercial and residential systems.

Manufactures large-capacity tanks for engineered water and chemical storage applications.

Provides engineered pumping and macerating systems enabling flexible plumbing design.

Supplies specialty sealants and compounds supporting engineered system integrity.