McMillan Sales
McMillan Sales is a wholesale plumbing and heating supply distributor operating from a 68,000 sq.ft. Denver warehouse since 1960, serving residential contractors, multi-family developers, and commercial facilities across the Colorado and Rocky Mountain Region as a subsidiary of Hajoca Corporation.
- Company typePrivate
- Founded1960
- HeadquartersDenver, United States
- Headcount11–50
- GTM typeB2B
- OfferingServices
What McMillan Sales does
McMillan Sales is a privately held wholesale distributor of plumbing and heating supplies headquartered at a 68,000 sq.ft. distribution warehouse in Denver, Colorado. The company sells commercial and residential plumbing products (boilers, water heaters including tankless units, pumps, kitchen and bath faucets, shower systems, whirlpools, sinks, lavatories, toilets, pipe, and ADA-compliant products), heating products (high-efficiency commercial boilers and tankless water heaters), and trade tools to contractors and tradespeople. Notable product offerings include the Navien NPE-6 Condensing Tankless Water Heater. The company has operated continuously since 1960 and serves residential contractors, multi-family developers, and commercial facilities including schools, hospitals, restaurants, resorts, and sports venues across the Colorado and Rocky Mountain Region.
The business operates a traditional wholesale distribution model with three go-to-market channels: will-call/counter sales at the Denver warehouse on Interstate 70 (Exit #277), a delivery fleet providing job-site delivery, and online ordering through Hajoca Corporation's supplyweb e-commerce platform. Pricing is quote-based rather than publicly listed, reflecting standard B2B wholesale mechanics for the trade. McMillan Sales is a subsidiary of Hajoca Corporation, as evidenced by the parent-company copyright and privacy policy linkage on the company's website.
The company's competitive positioning rests on sales-team expertise (including former Master Plumbers and trade veterans), warehouse availability for contractor pickup and bulk procurement, and a 60+ year operating history in the Colorado market. There are no disclosed patents, AI capabilities, awards, named customer accounts, or public revenue figures, and the firm's digital presence is limited to a marketing website and parent-company e-commerce integration. McMillan Sales is therefore best characterized as a long-tenured regional trade distributor whose strategic differentiation is operational expertise, distribution infrastructure, and brand legacy rather than technology or scale-based disruption.
McMillan Sales firmographics
Firmographics- Name
- McMillan Sales
- Legal name
- McMillan Sales
- Website
- https://mcmillansales.com
- Company type
- Private
- Founded year
- 1960
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- McMillan Sales is a wholesale plumbing and heating supply distributor operating from a 68,000 sq.ft. Denver warehouse since 1960, serving residential contractors, multi-family developers, and commercial facilities across the Colorado and Rocky Mountain Region as a subsidiary of Hajoca Corporation.
- Ownership category
- akta.pro rank
McMillan Sales industry classification
Industry- Product category
- Wholesale Plumbing & Heating Supply Distribution
- NAICS
- Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers (423720)
- SIC
- Wholesale-Hardware & Plumbing & Heating Equipment & Supplies (5070)
- akta.pro primary industry
- HVAC, Water Heaters & Indoor Air Quality Distribution (CRAOAFAJ)
Keywords
Where McMillan Sales is headquartered
LocationHeadquarters
- HQ city
- Denver
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
McMillan Sales business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Supply Chain, Operations, Personnel, Infrastructure, Marketing or Sales
Revenue model
- Wholesale Plumbing & Heating Product Sales: Wholesale distribution of commercial and residential plumbing and heating products including boilers, water heaters, tankless water heaters, pumps, kitchen & bath faucets, shower systems, whirlpools, sinks, lavatories, toilets, and tools. Revenue generated through product markups on direct sales to contractors and tradespeople.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | B2B wholesale pricing - quote-based |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels2 records
McMillan Sales product offering
Product offeringCore offering
McMillan Sales is a Colorado-based wholesale plumbing and heating supply distributor that sells commercial and residential boilers, water heaters, tankless water heaters, pumps, kitchen and bath faucets, shower systems, whirlpools, sinks, lavatories, toilets, ADA-compliant products, and plumbing tools to contractors and tradespeople. The company distributes products from a 68,000 sq.ft. warehouse in Denver via counter/will-call pickup, delivery fleet, and online ordering through Hajoca's supplyweb platform.
Product overview
McMillan Sales is a Colorado-based wholesale plumbing and heating supply distributor serving contractors since 1960. Their product portfolio centers on three core offerings: Commercial and Residential Plumbing Products (including boilers, water heaters, faucets, toilets, ADA products, and pipe), Heating Products (high-efficiency commercial boilers and tankless water heaters), and Tools & Supplies. The company operates from a 68,000 sq.ft. distribution warehouse with a delivery fleet. Notable products include the Navien NPE-6 Condensing Tankless Water Heater. The company emphasizes green plumbing and heating technology for water-saving and high-efficiency applications across single-family homes, multi-family communities, schools, hospitals, restaurants, and other commercial sectors.
Differentiator
Problem solved
Functional benefit
Products and services
- Commercial & Residential Plumbing Products Wholesale plumbing supplies including commercial and residential boilers, water heaters, tankless water heaters, water-saving toilets, hands-free faucets, ADA-compliant products, pipe, kitchen and bath faucets, shower systems, whirlpools, sinks, and lavatories — sold to plumbing and HVAC contractors and tradespeople.
- Heating Products Commercial high-efficiency boilers and residential tankless/instantaneous water heaters for residential and commercial applications, distributed wholesale to contractors and tradespeople.
- Plumbing & Heating Tools and Supplies Various plumbing and heating tools and supplies for professional contractors, offered as part of the wholesale distribution catalog.
- Navien NPE-6 Condensing Tankless Water Heater High-efficiency condensing tankless water heater for residential and commercial applications, available through McMillan Sales' wholesale distribution.
Companies that use McMillan Sales
Customer profileSegments3 records
Ideal customer profiles3 records
McMillan Sales technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
McMillan Sales partnerships and signals
Strategic signalScale indicators3 records
Recent moves4 records
Expansion highlights4 records
McMillan Sales competitors and assessment
Company assessmentBroad incumbents
- Ferguson Enterprises: Largest U.S. wholesale distributor of plumbing, HVAC, waterworks, and industrial supplies serving contractors with the same B2B wholesale counter, delivery, and online channels; McMillan competes head-to-head within Colorado.
- HD Supply Holdings: Large multi-category wholesale distributor serving contractors in maintenance, repair, and construction including plumbing, HVAC, and facility maintenance — overlapping customer base with broader portfolio.
- ABC Supply Co. Largest U.S. wholesale distributor of roofing, siding, windows, and related building products serving contractors with counter, delivery, and digital ordering — overlapping customer base and wholesale distribution model.
- Winsupply: National cooperative-style wholesale distributor of plumbing, HVAC, and building products with local-owner branch model; highly comparable to McMillan's local-expert/regional-distributor model.
Direct peers
- Morrison Supply Company: Regional wholesale plumbing and HVAC distributor serving contractors across Texas and surrounding markets with showrooms, will-call counters, and delivery — closely aligned product mix and go-to-market.
- Hajoca Corporation: Parent company operating a national network of wholesale plumbing and heating supply locations with the same business model as McMillan Sales; comparable as the directly relevant umbrella organization and sister-location operator.
- Plumbmaster: Wholesale plumbing and heating supply distributor serving professional contractors in the Mid-Atlantic with counter, delivery, and online ordering — comparable B2B plumbing wholesaler with similar product portfolio.
Others
- Rexel: Global wholesale distributor focused on electrical, lighting, and energy-management products serving contractors and installers with branch/counter model — adjacent trade-channel distributor with comparable scale economics.
- Reliance Worldwide Corporation: Global manufacturer and supplier of plumbing and heating products (e.g., SharkBite, Cash Acme) distributed through wholesale channels — comparable as a plumbing/heating product line vendor feeding into the same contractor channel.
Regional players
- Reece Group: Australia- and New Zealand-focused plumbing and bathroom products distributor with branch and counter model serving contractors — same fundamental business model though different geography.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat3 records
Key risks5 records
Key highlights6 records
Customer concentration
McMillan Sales social profiles
Digital presenceMcMillan Sales financial estimates
Financial estimateRevenue estimate
Valuation estimate
McMillan Sales leadership team
Management profileNumber of profiles
McMillan Sales funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
McMillan Sales M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about McMillan Sales
What does McMillan Sales do?
McMillan Sales is a Colorado-based wholesale plumbing and heating supply distributor that sells commercial and residential boilers, water heaters, tankless water heaters, pumps, kitchen and bath faucets, shower systems, whirlpools, sinks, lavatories, toilets, ADA-compliant products, and plumbing tools to contractors and tradespeople. The company distributes products from a 68,000 sq.ft. warehouse in Denver via counter/will-call pickup, delivery fleet, and online ordering through Hajoca's supplyweb platform.
Is McMillan Sales a public or private company?
McMillan Sales is a private company. It is classified as corporate owned and is currently operating.
When was McMillan Sales founded?
McMillan Sales was founded in 1960. It employs 11 to 50 people.
Where is McMillan Sales based?
McMillan Sales is headquartered in Denver, United States, in the North America region.
How does McMillan Sales make money?
One revenue line is on record: wholesale Plumbing & Heating Product Sales.
Who are McMillan Sales's main competitors?
Broad incumbents on record are Ferguson Enterprises, HD Supply Holdings, ABC Supply Co. and Winsupply. Direct peers are Morrison Supply Company, Hajoca Corporation and Plumbmaster. Others are Rexel and Reliance Worldwide Corporation. Reece Group is listed as a regional player.
Does McMillan Sales have an API?
No public API is recorded for McMillan Sales.
What industry is McMillan Sales in?
McMillan Sales's product category is Wholesale Plumbing & Heating Supply Distribution. Its primary akta.pro industry code is CRAOAFAJ, HVAC, Water Heaters & Indoor Air Quality Distribution. Its NAICS code is 423720 and its SIC code is 5070.