WHCI Plumbing Supply Company

What WHCI Plumbing Supply Company does

WHCI Plumbing Supply Company is a regional wholesale plumbing supply distributor headquartered in Union City, California, serving the San Francisco Bay Area. Founded in 1956 as Water Heater Clinic Inc by the Mills Family and operating as a subsidiary of Hajoca Corporation since 2019, the company runs four warehouse branches (Union City, Dublin, Burlingame, San Jose) and three AquaBella Kitchen and Bath Showrooms co-located with branches. The core business is wholesale distribution of plumbing, heating, water heater, kitchen, bath, and lighting products from over 100 major brands to professional contractors, builders, developers, and residential homeowners.

The company's underlying operational platform is a traditional wholesale distribution model with no proprietary technology disclosed; digital assets are limited to a multi-language marketing website and a registered-customer online ordering portal (igate.whcisupply.com). The technology footprint is intentionally minimal, with the company explicitly positioned as a logistics, inventory, and customer-service operation rather than a technology product. Service infrastructure includes a Quotations Department dedicated to contractor pricing, jobsite trailers for on-site storage at no extra cost, training facilities, a 24/7 emergency commercial water heater replacement service, and a multi-cadence delivery operation (twice daily to East Bay and Peninsula, daily to Tri-Valley and San Jose, with same-day options).

The business model is transaction-based wholesale distribution: revenue is generated by selling plumbing and related supplies to trade and residential customers, with margins captured through inventory scale, supplier relationships (enabled in part by Hajoca's national procurement), and the service layer that differentiates WHCI from pure pick-up distributors. Pricing is not publicly disclosed; credit applications and job account forms indicate standard wholesale credit terms for contractor accounts. The customer mix is horizontal across professional contractors (primary), builders/developers, and DIY homeowners, with go-to-market executed through branch-based will-call, scheduled delivery, and AquaBella showroom design consultation rather than broad digital marketing.

Name

WHCI Plumbing Supply Company

Legal name

WHCI Plumbing Supply Company

Website

https://whcisupply.com

Company type

Private

Founded year

1956

Operating status

Operating

Headcount range

51–100 employees

Short description

WHCI Plumbing Supply Company is a wholesale plumbing, heating, water heater, kitchen, bath, and lighting distributor serving professional contractors, builders, developers, and homeowners across the San Francisco Bay Area through four warehouse branches and three AquaBella showrooms, operating as a Hajoca Corporation subsidiary.

Ownership category

akta.pro rank

Product category

Wholesale Plumbing Supply Distribution

NAICS

Hardware Merchant Wholesalers (423710)

SIC

Wholesale-Hardware & Plumbing & Heating Equipment & Supplies (5070)

akta.pro primary industry

HVAC, Water Heaters & Indoor Air Quality Distribution (CRAOAFAJ)

akta.pro secondary industries

Plumbing Fixtures & Faucets Showrooms (CRAIAFAC), Plumbing Fixtures (Faucets, Sinks & Bath Fixtures) (IMADALAA), Water Heating Accessories & Plumbing Connection Kits (Connectors, Hoses, Traps) (IMADALAG)

Keywords

• Wholesale plumbing supply
• Plumbing distribution
• Water heater service
• Kitchen bath showroom
• Contractor supplies

Headquarters

HQ city

Union City

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Supply Chain, Personnel, Operations, Infrastructure, Marketing or Sales

Revenue model

1. Plumbing supplies wholesale distribution: WHCI generates revenue through wholesale distribution of plumbing supplies, heating products, and industrial supplies to contractors, builders, developers, and residential/commercial customers throughout the San Francisco Bay Area. The company operates large warehouses maintaining massive inventory of plumbing products with most items always in stock.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels2 records

Core offering

WHCI Plumbing Supply Company is a wholesale distributor of plumbing, heating, water heater, kitchen, bath, and lighting products serving contractors, builders, developers, and homeowners across the San Francisco Bay Area. The company maintains large warehouse inventories at multiple Bay Area locations and complements product distribution with delivery, quotations, jobsite storage, training, and 24/7 emergency water heater replacement services. AquaBella Kitchen and Bath Showrooms extend the offering to residential customers with design consultation.

Product overview

WHCI Plumbing Supply Company operates as a wholesale plumbing supply distributor serving the San Francisco Bay Area, offering a comprehensive portfolio of products and services. The core offering consists of plumbing supplies across multiple categories (Kitchen, Bath, Lighting, and general Plumbing), supported by an extensive inventory of products from over 100 major brands including Kohler, Bradford White, Navien, Moen, Delta, and GROHE. The company complements its product distribution with value-added services including a 24/7 Emergency Commercial Water Heater Service, Will Call and Delivery Service (with twice-daily deliveries to key areas), Jobsite Trailers for on-site storage, a Quotations Department for contractor project pricing, and Training Facilities for professional development. Additionally, the company operates AquaBella Kitchen and Bath Showrooms (three locations) that provide design and consultation services alongside product display, creating an integrated customer experience that supports both professional contractors and do-it-yourself homeowners.

Differentiator

Problem solved

Functional benefit

Brands

• AquaBella: Kitchen, bath, and lighting showroom with design and consultation services for Northern California homes.

Products and services

• AquaBella Kitchen and Bath Showroom
• 24/7 Emergency Commercial Water Heater Service
• Will Call and Delivery Service
• Jobsite Trailers
• Quotations Department
• Training Facilities and Events
• Plumbing Supplies
• Kitchen Products
• Bath Products
• Lighting Fixtures
• Water Heaters

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Winsupply: Winsupply is a national cooperative-like wholesale distributor of plumbing, HVAC, and industrial supplies serving contractors through local-area branches. Its model and customer base overlap almost one-to-one with WHCI's contractor-focused distribution business, though it operates through an owned/affiliated local dealer model.

Others

• Watts Water Technologies: Watts Water Technologies is a global manufacturer of plumbing, water safety, and flow-control products frequently stocked by plumbing wholesalers. As a key supplier whose products are distributed through trade counters like WHCI, it is an upstream comparable rather than a direct peer.
• Reliance Worldwide Corporation: Reliance Worldwide manufactures branded water distribution, plumbing, and water heater connection products (e.g., SharkBite, Cash Acme) that flow through distributors like WHCI. It is a key upstream supplier in the same plumbing-supply value chain rather than a downstream competitor.
• Hajoca Corporation: Hajoca is WHCI's parent company and the largest privately-held U.S. wholesale distributor of plumbing, heating, and industrial supplies. As the corporate parent and shared-services provider, it is a structural counterparty to WHCI rather than a competitor, but its other regional subsidiaries (e.g., Hughes Supply, Economy Plumbing Supply) operate near-identical branches elsewhere and inform the comparable operating model.

Broad incumbents

• Ferguson Enterprises: Ferguson is the largest wholesale distributor of plumbing, heating, HVAC, and waterworks supplies in North America, operating hundreds of branches across the U.S. It directly overlaps WHCI in plumbing and water heater distribution to professional contractors, but at vastly greater national scale and broader category breadth (including waterworks and industrial).
• MORSCO / Sunstate (now part of Ferguson): MORSCO (acquired by Ferguson) was a regional plumbing and HVAC distributor in the western U.S. with showrooms, directly comparable in scale and operating model to WHCI prior to consolidation. It illustrates the consolidation path that regional plumbing wholesalers typically follow.

Regional players

• PACE Supply: PACE Supply is a regional plumbing, HVAC, and water heater wholesaler serving Northern California with multiple branch locations, overlapping directly with WHCI's trade contractor customer base in adjacent Bay Area and Sacramento-area markets.
• Reece Group: Reece is the dominant plumbing, bathroom, and HVAC supplies distributor in Australia and New Zealand with an expanding U.S. footprint. It is highly comparable in business model — trade-counter distribution + showroom retail — though it primarily serves Australasia rather than directly competing with WHCI in the Bay Area.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/whcisupply
• Facebookfacebook.com/whciplumbingsupply
• LinkedInlinkedin.com/company/whci-plumbing-supply-co

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about WHCI Plumbing Supply Company