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List of McKesson subsidiaries

Verified insights into McKesson’s global corporate structure and subsidiaries.

McKesson Corporation is a multinational healthcare company headquartered in United States. Founded in 1833, it operates a vast global corporate structure with 1,336 subsidiaries worldwide. This ownership data is part of CompanyData.com’s verified corporate hierarchy database, covering over 380 million companies worldwide.

Geographic distribution of McKesson’s subsidiaries

McKesson has 1,336 subsidiaries spread across 9 countries, with 900 in the United States (67.3%), 303 subsidiary companies in Norway (22.7%), and 56 in Canada (4.2%). These three countries together make up over 90% of McKesson’s global corporate footprint, reflecting its strong presence in healthcare distribution and services worldwide.

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Top Subsidiaries and Companies Owned by McKesson

Company Name Country City Address 1 Address 2 State/Province Postal Code Website Founding Year Yearly Revenue in U.S. Dollars Employees Total Business Legal Type - Description Number of Companies in Group Company Registration Number Email Phone Number UniqueID
1
Mckesson Medical-Surgical Medimart INC.
USA
Urbancrest
3500 Centerpoint Dr # A
N/A
Franklin
43123
mckesson.com
N/A
$0
50
1336
N/A
*********@***.***
61*****86
0235397580
2
Us Oncology, INC.
USA
Burnsville Heights
675 E Nicollet Blvd Ste 302
N/A
Dakota
55337
mnoncology.com
N/A
$0
24
1336
N/A
*****@******.***
95*****90
0137223226
3
Us Oncology, INC.
USA
New Braunfels
1448 E Common St
N/A
Comal
78130
texasoncology.com
N/A
$0
21
1336
N/A
**********@*******.***
83*****62
0264240350
4
Mckesson CORPORATION
USA
Horsham
650 Dresher Rd
N/A
Montgomery
19044
N/A
N/A
$0
4
1336
N/A
*****@********.***
0161584999
5
Mckesson CORPORATION
USA
Draper
11802 S Spiraea Way
N/A
Salt Lake
84020
mckesson.com
N/A
$0
2
1336
N/A
*****@****.***
0156070639
6
Texas Oncology, P.A.
USA
Killeen
401 W Jasper Dr
N/A
Bell
76542
texasoncology.com/cancer-centers/harker-heights/harker-heights/medical-oncology
N/A
$0
1
1336
N/A
************@***.***
51*****00
0173942316
7
Texas Oncology, P.A.
USA
Garland
7150 N President George Bush Hwy Ste 200
N/A
Dallas
75044
texasoncology.com
N/A
$0
1
1336
N/A
************@******.***
97*****17
0177579099
8
Us Oncology Holdings, INC.
USA
The Woodlands
10101 Woodloch Forest Dr
N/A
Montgomery
77380
usoncology.com
2010
$585,020,667
4800
Corporation
1336
3778459
******@*****.***
28*****00
0278002878
9
Mckesson Medical-Surgical Holdings, INC.
USA
Richmond
9954 Mayland Dr
N/A
Richmond City
23233
mms.mckesson.com
1997
$90,936,213
3000
Corporation
1336
2346134
*******@***.***
80*****00
0935716252
10
Mckesson Specialty Health Innovative Practice Services, LLC
USA
The Woodlands
10101 Woodloch Forest Dr
N/A
Montgomery
77380
usoncology.com
2001
$41,761,706
1350
Corporation
1336
5068638
************@********.***
28*****00
0190277697
11
Mckesson Specialty Health Technology Products LLC
USA
San Francisco
1 Post St
N/A
San Francisco
94104
mckesson.com
2009
$18,956,218
350
Corporation
1336
N/A
***********@********.***
41*****00
0191872742
12
Mckesson Medical-Surgical Minnesota Supply INC.
USA
Henrico
9954 Mayland Dr Ste 4000
N/A
Mecklenburg
23233
mms.mckesson.com
1975
$5,910,137
300
Corporation
1336
2R-377
******@*****.***
80*****00
0213383254
13
Masters Drug Company, INC.
USA
Lebanon
3600 Pharma Way
N/A
Warren
45036
mastersrx.com
2017
$9,347,425
279
Corporation
1336
N/A
**********@***.***
51*****90
0192178624
14
Mckesson CORPORATION
USA
Irving
6555 State Highway 161
N/A
Dallas
75039
mckesson.com
N/A
$0
247
1336
N/A
************@*******.***
97*****00
0217030975
15
Us Oncology, INC.
USA
Fort Worth
601 W Terrell Ave
N/A
Tarrant
76104
jpshealthnet.org
N/A
$0
85
1336
N/A
*******@***.***
81*****00
0159529296
16
Mckesson CORPORATION
USA
Irving
6535 State Highway 161
N/A
Dallas
75039
mckesson.com
N/A
$0
65
1336
N/A
*******@******.***
97*****00
0158426485
17
Mckesson CORPORATION
USA
Moon
450 Lindbergh Dr
N/A
Allegheny
15108
mckesson.com
N/A
$0
55
1336
N/A
***********@*****.***
41*****50
0142573408
18
Mckesson CORPORATION
USA
Aurora
3400 Fraser St
N/A
Arapahoe
80011
mckesson.com
N/A
$0
53
1336
N/A
************@****.***
30*****08
01048897196
19
Mckesson Medical-Surgical Top Holdings INC.
USA
St. Petersburg
9843 18th St N Ste 1200
N/A
Pinellas
33716
N/A
N/A
$0
53
1336
N/A
************@*******.***
0265582011
20
Mckesson CORPORATION
USA
Ruther Glen
10504 Mckesson Dr
N/A
Caroline
22546
mckesson.com
N/A
$0
52
1336
N/A
************@*******.***
30*****35
0732262856
21
Us Oncology, INC.
USA
Spokane Valley
1204 N Vercler Rd Ste 101
N/A
Spokane
99216
cancercarenorthwest.com
N/A
$0
48
1336
N/A
********@***.***
50*****00
0190966770
22
Mckesson Medical-Surgical Top Holdings INC.
USA
Bartlett
375 Spitzer Rd
N/A
Dupage
60103
pssd.com
N/A
$0
47
1336
N/A
************@********.***
84*****00
0916719233
23
Vantage Oncology, INC.
USA
Evansville
1 Main St 5th Fl
N/A
Vanderburgh
47708
gatewayinternational.com
2002
$335,295
47
Corporation
1336
3518065
*********@*******.***
81*****87
0238647440
24
Mckesson Medical-Surgical Top Holdings INC.
USA
Charlotte
1816 W Pointe Dr Ste B
N/A
Mecklenburg
28214
pssworldmedical.com
N/A
$0
47
1336
N/A
******@*******.***
70*****00
0119129862
25
Mckesson CORPORATION
USA
Lakeland
1515 Kendrick Ln
N/A
Polk
33805
mckesson.com
N/A
$0
46
1336
N/A
**********@***.***
86*****32
0236513121
26
Gulf South Medical Supply INC
USA
Ontario
2151 Proforma Ave Ste B
N/A
San Bernardino
91761
gsms.com
N/A
$0
45
1336
N/A
*******@****.***
01080620375

Companies by Employee Size

  • 0 or Unknown 81
  • 1 to 100 1,209
  • 101 to 499 38
  • 500 to 999 3
  • 1.000 to 4.999 5

Companies by Revenue Size (in USD)

  • 0 or Unknown 1,210
  • 100.001 to 499.999 16
  • 500.000 to 999.999 17
  • 1.000.000 to 4.999.999 47
  • 5.000.000 to 9.999.999 7
  • 10.000.000 to 49.999.999 19
  • 50.000.000 to 99.999.999 7
  • 100.000.000 to 499.999.999 9
  • 500.000.000 to 999.999.999 2
  • 1.000.000.000 or more 2
Download Data

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Explore McKesson's Global Corporate Structure

McKesson’s corporate hierarchy is part of more than 41 million corporate networks tracked in our company ownership database. This database shows how companies are organized worldwide, displaying parent companies and subsidiaries with verified information from firms in over 200 countries and regions. See how our data works — and ask for a custom sample.

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McKesson Company Facts

Where is McKesson headquartered?

In the United States (McKesson Corporation headquarters).

How many subsidiaries does McKesson have?

About 1,336 subsidiaries across 7 countries.

Who owns McKesson?

McKesson Corporation is publicly traded; no single majority shareholder.

Is McKesson a US company?

Yes. McKesson Corporation is incorporated in the USA.

How many people work for McKesson?

McKesson employs over 80,000 people worldwide.

Corporate family tree

Why Ownership Structure Data Matters

Understanding ownership is key to seeing how companies connect and operate. Our corporate hierarchy data helps you trace relationships between parent companies, subsidiaries, and shareholders, showing control, structure, and risk inside any global group. Whether you’re analysing McKesson or another large multinational, this type of insight supports compliance checks, market research, and better CRM data management. With verified ownership records covering millions of companies worldwide, CompanyData.com gives a clear view of who owns whom across industries and countries.

How We Track Global, National, and Local Headquarters

At CompanyData.com, every company profile – such as McKesson – is organised using a three-level hierarchy: Global, National, and Local headquarters. This setup shows how each entity fits into the larger corporate family.

Three levels explained

  • Global Headquarters — McKesson Corporation serves as the global headquarter of the McKesson Group, located in the United States. This top entity oversees all other parts of the group.
  • National Headquarters — Country-specific subsidiaries manage operations locally and report to the global parent. Examples include McKesson Canada Corporation and McKesson UK Ltd.
  • Local Headquarters — These regional subsidiaries manage local distribution centers, pharmacies, or service units within their markets, ensuring local regulatory compliance and brand presence.

Each entity has a unique ID, helping you connect subsidiaries to parent companies, follow ownership paths, and integrate the data with your systems.

How ownership and control are shown

Control is based on ownership levels. When one company owns more than 50% of another, we classify it as a controlled subsidiary. Our data focuses on these majority-owned links to show clear corporate structures. This method gives a transparent view of complex ownership like McKesson’s and applies to any large multinational.

Why this information is important

This model helps show who the real decision-makers are within the McKesson Group, simplifies compliance and risk assessment, and aids mergers and acquisitions analysis. By mapping all entities with verified ownership data, CompanyData.com lets users explore McKesson’s corporate hierarchy with confidence. With data on more than 1,300 related companies in 8 countries and regions, including the USA, Canada, and UK, our platform brings clarity to global corporate structures.

 

McKesson

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McKesson ownership & subsidiary data – FAQs

You can access McKesson company data through API, bulk files, or the Bold Platform. We create custom datasets based on your target countries, industries, and company profiles. After you share your criteria, our experts prepare a tailored dataset and send a free quote with record counts and sample data within 24 hours. Once approved, we deliver your data quickly in your preferred format — via Excel, API, bulk file, or directly in the Bold Platform.

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The price of our McKesson company data varies based on your chosen details and delivery method. Whether you need a list of subsidiaries or a full dataset via API or bulk files, we offer flexible pricing to suit your needs. You can request a free quote and record count within 24 hours — our team will provide transparent pricing and a free sample of 10 company contacts. At CompanyData.com, you only pay for the verified global data you need.

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At CompanyData.com, you can access detailed, verified data on McKesson Corporation and all its subsidiaries, updated daily. This includes company names, registration details, locations, industry classifications, financial indicators, and key contacts. McKesson’s global corporate network includes 1,336 subsidiaries across several countries, including 900 in the US, 303 in Norway, 56 in Canada, 52 in Belgium, 8 in the UK (UK), 7 in Ireland (Ireland), 5 in Luxembourg (Luxembourg), 3 in Bermuda, and 2 in Germany (German). Download the data via the Bold Platform, API, or bulk file delivery. Our database offers 100% worldwide company coverage, ensuring complete and accurate insights.

At CompanyData.com, our data comes from verified global business sources to ensure accuracy and full coverage. We combine official registers, financial filings, LEI records, trusted partners, and verified company websites. All data is cross-checked and validated by our experts, ensuring it’s accurate, up-to-date, and GDPR-compliant.

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