Who are Watsco, Inc.'s main suppliers?

Watsco, Inc. (WSO) key suppliers include: Carrier Global Corporation, CARRIER, JACKSON-SUPPLY-COMPANY, RHEEM, Carrier Global Corporation and 9 more. View the full supplier network at chainsifter.com/chain/WSO.

Who are Watsco, Inc.'s major customers?

Watsco, Inc. (WSO) key customers include: ACQUISITIONS-SOUTHERN-ICE-EQUIPMENT-DISTRIBUTORS, SOUTHERN-ICE-EQUIPMENT-DISTRIBUTORS-INC, CLEV, Carrier Global Corporation, Carrier Global Corporation and 25 more. View the full customer network at chainsifter.com/chain/WSO.

What sector is Watsco, Inc. in?

Watsco, Inc. (WSO) operates in the general sector. ChainSifter tracks its verified supply chain relationships including suppliers, customers, and strategic partners.

Watsco, Inc. Suppliers, Customers & Supply Chain (WSO)

14Suppliers

30Customers

1Debt Items

20Related Chains

Source-Backed Evidence Depth

Watsco, Inc. (WSO) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.

48Total relationships

4Distinct source URLs

13High confidence

0.732Average confidence

2026-10-29Latest database update

ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

Watsco, Inc. Suppliers

Ticker	Name	Confidence	Evidence
CARR	Carrier Global Corporation	92%	Reciprocal relationship from CARR graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CARR graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CARR gra…
CARRIER	CARRIER	92%	The Company’s top ten suppliers accounted for 85% of our purchases, including 62% from Carrier
JACKSON-SUPPLY-COMPANY	JACKSON-SUPPLY-COMPANY	92%	Pursuant to the Purchase Agreement, upon consummation of the contemplated transaction, the Company has agreed to issue to Seller a number of shares of the Company’s Common stock
RHEEM	RHEEM	92%	The Company’s top ten suppliers accounted for 85% of our purchases, including 62% from Carrier and 8% from Rheem
CARR	Carrier Global Corporation	90%	the accounts of five U.S. joint ventures and their subsidiaries with Carrier Global Corporation , which we refer to as Carrier, in which we have an 80 % controlling interest and Carrier has a 20 % no…
GREE-ELECTRIC-APPLIANCES-INC-OF-ZHUHAI-CHINA	GREE-ELECTRIC-APPLIANCES-INC-OF-ZHUHAI-CHINA	85%	Since 2009, we have been a party to an agreement (the "Agreement") with Gree Electric Appliances, Inc. of Zhuhai, China ("Gree") that, among other things, provides us with exclusive distribution righ…
TEMPERATURE-EQUIPMENT-CORPORATION	TEMPERATURE-EQUIPMENT-CORPORATION	80%	In 2021, Watsco and Carrier formed a new joint venture and acquired certain assets and assumed certain liabilities comprising the HVAC distribution business of Temperature Equipment Corporation
CC	The Chemours Company	72%	Reciprocal relationship from CC graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CC graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CC graph: Re…
LII	Lennox International Inc.	72%	Reciprocal relationship from LII graph: Reciprocal relationship from WSO graph: Reciprocal relationship from LII graph: Reciprocal relationship from WSO graph: Reciprocal relationship from LII graph:…
MLI	Mueller Industries, Inc.	72%	Reciprocal relationship from MLI graph: Reciprocal relationship from WSO graph: Reciprocal relationship from MLI graph: Reciprocal relationship from WSO graph: Reciprocal relationship from MLI graph:…
OC	Owens Corning	72%	Reciprocal relationship from OC graph: Reciprocal relationship from WSO graph: Reciprocal relationship from OC graph: Reciprocal relationship from WSO graph: Reciprocal relationship from OC graph: Re…
TT	Trane Technologies plc	72%	Reciprocal relationship from TT graph: Reciprocal relationship from WSO graph: Reciprocal relationship from TT graph: Reciprocal relationship from WSO graph: Reciprocal relationship from TT graph: Re…
PEIRCE-PHELPS-INC	PEIRCE-PHELPS-INC	70%	In 2019, Carrier Enterprise I acquired substantially all of the HVAC assets and assumed certain of the liabilities of Peirce-Phelps, Inc.
RUSSELL-SIGLER-INC	RUSSELL-SIGLER-INC	70%	Carrier Enterprise I also has a 38.4% ownership interest in Russell Sigler, Inc.

Watsco, Inc. Customers

Ticker	Name	Confidence	Evidence
ACQUISITIONS-SOUTHERN-ICE-EQUIPMENT-DISTRIBUTORS	ACQUISITIONS-SOUTHERN-ICE-EQUIPMENT-DISTRIBUTORS	85%	heir functional currency. The change in accumulated other comprehensive loss, net of tax, was as follows: Quarters Ended March 31, 2026 2025 Foreign currency translation adjustment: Beginning balance…
SOUTHERN-ICE-EQUIPMENT-DISTRIBUTORS-INC	SOUTHERN-ICE-EQUIPMENT-DISTRIBUTORS-INC	85%	heir functional currency. The change in accumulated other comprehensive loss, net of tax, was as follows: Quarters Ended March 31, 2026 2025 Foreign currency translation adjustment: Beginning balance…
CLEV	CLEV	80%	Reciprocal relationship from CLEV graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CLEV graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CLEV gra…
CARR	Carrier Global Corporation	72%	Reciprocal relationship from CARR graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CARR graph: Reciprocal relationship from WSO graph: , tools, copper tubing, concrete pads…
CARR	Carrier Global Corporation	72%	, tools, copper tubing, concrete pads, tape, adhesives, and other ancillary supplies; and (iv) plumbing and bathroom remodeling supplies in a limited number of stores. Sales of HVAC equipment, which …
CC	The Chemours Company	72%	oducts manufactured by Copeland Corporation, LLC (“Copeland”), The Chemours Company (“Chemours”), Mueller Industries, Inc. (“Mueller”), and Pentair, Inc. (“Pentair”), among others. Culture and Busine…
CC	The Chemours Company	72%	Reciprocal relationship from CC graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CC graph: Reciprocal relationship from WSO graph: Reciprocal relationship from CC graph: Re…
LII	Lennox International Inc.	72%	Item 1A “Risk Factors” of this Annual Report on Form 10-K, as well as the other documents and reports that we file with the SEC. Forward-looking statements speak only as of the date the statements we…
LII	Lennox International Inc.	72%	Reciprocal relationship from LII graph: Reciprocal relationship from WSO graph: Reciprocal relationship from LII graph: Reciprocal relationship from WSO graph: Item 1A “Risk Factors” of this Annual R…
MLI	Mueller Industries, Inc.	72%	oducts manufactured by Copeland Corporation, LLC (“Copeland”), The Chemours Company (“Chemours”), Mueller Industries, Inc. (“Mueller”), and Pentair, Inc. (“Pentair”), among others. Culture and Busine…
MLI	Mueller Industries, Inc.	72%	Reciprocal relationship from MLI graph: Reciprocal relationship from WSO graph: oducts manufactured by Copeland Corporation, LLC (“Copeland”), The Chemours Company (“Chemours”), Mueller Industries, I…
OC	Owens Corning	72%	Reciprocal relationship from OC graph: Reciprocal relationship from WSO graph: s Manville, Owens Corning, and Chemours. We believe the diversity of products that we sell, and the scale which we posse…
OC	Owens Corning	72%	s Manville, Owens Corning, and Chemours. We believe the diversity of products that we sell, and the scale which we possess, along with the manufacturers’ current product offerings, quality, marketabi…
REZI	Resideo Technologies, Inc.	72%	Reciprocal relationship from REZI graph: Reciprocal relationship from WSO graph: Reciprocal relationship from REZI graph: Reciprocal relationship from WSO graph: Item 1A “Risk Factors” of this Annual…
REZI	Resideo Technologies, Inc.	72%	Item 1A “Risk Factors” of this Annual Report on Form 10-K, as well as the other documents and reports that we file with the SEC. Forward-looking statements speak only as of the date the statements we…
TT	Trane Technologies plc	72%	Item 1A “Risk Factors” of this Annual Report on Form 10-K, as well as the other documents and reports that we file with the SEC. Forward-looking statements speak only as of the date the statements we…
TT	Trane Technologies plc	72%	Reciprocal relationship from TT graph: Reciprocal relationship from WSO graph: Reciprocal relationship from TT graph: Reciprocal relationship from WSO graph: Item 1A “Risk Factors” of this Annual Rep…
BOSCH-GROUP	BOSCH-GROUP	62%	, Bosch Group, Trane, Lennox, and Midea Group. In addition, we have substantial relationships with manufacturers of non-equipment HVAC/R products, including Flexible Technologies, Southwark, DiversiT…
CARRIER-RHEEM-DAIKIN-MITSUBISHI-PENTAIR-GREE-ELE	CARRIER-RHEEM-DAIKIN-MITSUBISHI-PENTAIR-GREE-ELE	62%	conditioning, heating, and refrigeration systems. No single customer in 2025, 2024, or 2023 represented more than 2% of our consolidated revenues. We focus on providing products where and when the cu…
COPELAND-CORPORATION-LLC	COPELAND-CORPORATION-LLC	62%	oducts manufactured by Copeland Corporation, LLC (“Copeland”), The Chemours Company (“Chemours”), Mueller Industries, Inc. (“Mueller”), and Pentair, Inc. (“Pentair”), among others. Culture and Busine…
FLEXIBLE-TECHNOLOGIES-SOUTHWARK-DIVERSITECH-CORP	FLEXIBLE-TECHNOLOGIES-SOUTHWARK-DIVERSITECH-CORP	62%	Flexible Technologies, Southwark, DiversiTech Corp., Resideo, Mueller, Copeland, Johns Manville, Owens Corning, and Chemours. We believe the diversity of products that we sell, and the scale which we…
GREE	Greenidge Generation Holdings Inc.	62%	Reciprocal relationship from GREE graph: Reciprocal relationship from WSO graph: Reciprocal relationship from GREE graph: Reciprocal relationship from WSO graph: Reciprocal relationship from GREE gra…
GREE-ELECTRIC-APPLIANCES-INC	GREE-ELECTRIC-APPLIANCES-INC	62%	ule, tariff rates on most imported copper, steel, and aluminum products will now be calculated on the full value of the imported products, which in some cases will increase the amount of tariff due b…
HAWKINS-HVAC-DISTRIBUTORS-INC	HAWKINS-HVAC-DISTRIBUTORS-INC	62%	heir functional currency. The change in accumulated other comprehensive loss, net of tax, was as follows: Quarters Ended March 31, 2026 2025 Foreign currency translation adjustment: Beginning balance…
HOMANS-ASSOCIATES-LLC	HOMANS-ASSOCIATES-LLC	62%	, tools, copper tubing, concrete pads, tape, adhesives, and other ancillary supplies; and (iv) plumbing and bathroom remodeling supplies in a limited number of stores. Sales of HVAC equipment, which …
INC-BOSCH-GROUP	INC-BOSCH-GROUP	62%	nces, Inc., Bosch Group, Trane, Lennox, and Midea Group. In addition, we have substantial relationships with manufacturers of non-equipment HVAC/R products, including Flexible Technologies, Southwark…
JACKSON-SUPPLY-COMPANY	JACKSON-SUPPLY-COMPANY	62%	eral and administrative expenses, which are each separately presented in the consolidated statements of income. Other segment items within net income include interest and income taxes. Our operations…
JACKSON-SUPPLY-LLC	JACKSON-SUPPLY-LLC	62%	eral and administrative expenses, which are each separately presented in the consolidated statements of income. Other segment items within net income include interest and income taxes. Our operations…
MIDEA-GROUP	MIDEA-GROUP	62%	, Bosch Group, Trane, Lennox, and Midea Group. In addition, we have substantial relationships with manufacturers of non-equipment HVAC/R products, including Flexible Technologies, Southwark, DiversiT…
RUSSELL-SIGLER-INC	RUSSELL-SIGLER-INC	62%	, tools, copper tubing, concrete pads, tape, adhesives, and other ancillary supplies; and (iv) plumbing and bathroom remodeling supplies in a limited number of stores. Sales of HVAC equipment, which …

Watsco, Inc. Debt Obligations

Instrument	Description	Confidence	Evidence
WSO-DEBT	Debt stack $486.2M	90%	Market cache reports total debt of $486.2M.

Watsco, Inc. Acquisitions

Acquired Entity	Name	Confidence	Evidence
WSO-ACQ-0001193125-26-191427	Watsco, Inc. agreed to issue shares to acquire the HVAC distribution business of Jackson Supply ...	85%	Watsco, Inc. agreed to issue shares to acquire the HVAC distribution business of Jackson Supply Company.

Watsco, Inc. Ownership

Holder	Name	Confidence	Evidence
WSO-OWNER-BLACKROCK-INC	BlackRock, Inc.	90%	13F overlay lists BlackRock, Inc. as top holder; 769 tracked holders.

Watsco, Inc. Extended Supply Chain Network

Ticker	Name	Chain Index	Hops	Relationship Types
REZI	Resideo Technologies, Inc.	100.00	1	['customer']
JCI	Johnson Controls International plc	100.00	2
TT	Trane Technologies plc	100.00	1	['customer', 'supplier']
APT	Alpha Pro Tech, Ltd.	100.00	2
AIRJ	AirJoule Technologies Corporation	100.00	2
OC	Owens Corning	100.00	1	['customer', 'supplier']
FISI	Financial Institutions, Inc.	100.00	2
JELD	JELD-WEN Holding, Inc.	100.00	2
MLI	Mueller Industries, Inc.	100.00	1	['customer', 'supplier']
CARR	Carrier Global Corporation	100.00	1	['customer', 'supplier']
GREE	Greenidge Generation Holdings Inc.	100.00	1	['customer']
CAPS	Capstone Holding Corp.	100.00	2
ALRM	Alarm.com Holdings, Inc.	100.00	2
OTIS	Otis Worldwide Corporation	100.00	2
CC	The Chemours Company	100.00	1	['customer', 'supplier']
CTVA	Corteva, Inc.	100.00	2
DD	DuPont de Nemours, Inc.	100.00	2
HON	Honeywell International Inc.	100.00	2
CLEV	Concrete Leveling Systems, Inc.	100.00	1	['customer']
LII	Lennox International Inc.	100.00	1	['customer', 'supplier']

Watsco, Inc. Supply Chain