COMCAST CORP
Customers
1
1 active
Suppliers
4
4 active
Largest customer
—
No % disclosed
Named-customer revenue
—
No estimate available
Latest period
Jun 30, 2026
10-K filed 2026-08-20
Customers 1
Companies CMCSA discloses as major customers, as a share of CMCSA revenue. 1 active, 0 lapsed.
| Company | % of CMCSA revenue | Est. revenue | Period | Trend | Status | Source |
|---|---|---|---|---|---|---|
| SCSC Distributor SCANSOURCE, INC. |
Named | — | FY 2026-06-30 | — | Active | 10-K 2026-08-20 |
Our key suppliers include AT&T, Avaya, Axis, Cisco, Comcast Business, Dell, Elo, Extreme, Five9, Fortinet, Hanwha, Honeywell, HP Poly, HPE/Aruba, HPE/Juniper, Ingenico, Lumen, Microsoft, NiCE, RingCentral, Ubiquiti, Verifone, Verizon, Zebra Technologies and Zoom. | ||||||
Suppliers 4
Companies that disclose CMCSA as a major customer, as a share of their own revenue. 4 active, 0 lapsed.
| Company | % of their revenue | Est. $ from CMCSA | Period | Trend | Status | Source |
|---|---|---|---|---|---|---|
| VISN Vistance Networks, Inc. |
59% | $188.6M | 3M 2026-06-30 | +20.0pp | Active | 10-Q 2026-08-06 |
There were no material changes in the Company’s significant accounting policies during the three or six months ended June 30, 2026.Concentrations of Risk and Related Party TransactionsNet sales to Comcast Corporation and affiliates (Comcast) accounted for approximately 59% and 60% of the Company’s total net sales during the three and six months ended June 30, 2026, respectively. There were no material changes in the Company’s significant accounting policies during the three months ended March 31, 2026.Concentrations of Risk and Related Party TransactionsNet sales to Comcast Corporation and affiliates (Comcast) accounted for approximately 39% and 21% of the Company’s total net sales during the three months ended March 31, 2026 and 2025, respectively. Customer and Supplier InformationNet sales to Comcast Corporation and affiliates (Comcast) accounted for approximately 35%, 21% and 20% for the years ended December 31, 2025, 2024 and 2023, respectively. There were no material changes in the Company’s significant accounting policies during the three or nine months ended September 30, 2025.Concentrations of Risk and Related Party TransactionsNet sales to Comcast Corporation and affiliates (Comcast) accounted for approximately 16% and 14% of the Company’s total net sales during the three and nine months ended September 30, 2025, respectively. For the three and six months ended June 30, 2025, net sales to Comcast accounted for approximately 48% and 42%, respectively, and net sales to Charter accounted for approximately 15% and 14%, respectively, of the Company's total net sales. | ||||||
| CSG SYSTEMS INTERNATIONAL INC CSG SYSTEMS INTERNATIONAL INC |
17% | $208.0M | FY 2025-12-31 | −2.0pp | Active | 10-K 2026-02-19 |
For 2025 and 2024, revenue from Comcast was $210 million and $225 million, respectively, representing approximately 17% and 19% of our total revenue. A large percentage of our revenue is generated from a limited number of customers in the global communications industry, with our three largest customers being Charter Communications, Inc. (“Charter”), Comcast Corporation (“Comcast”), and DISH Network L.L.C.Revenue from customers exceeding 10% of our total revenue for the following years were as follows: 2025 2024 2023 Charter 19 % 20 % 21 % Comcast 17 % 19 % 18 % As of December 31, 2025 and 2024, the percentage of net billed accounts receivable balances attributable to these customers were as follows: As of December 31, 2025 2024 Charter 18 % 20 % Comcast 15 % 17 % | ||||||
| UEIC UNIVERSAL ELECTRONICS INC |
12.3% | $45.3M | FY 2025-12-31 | Active | 10-K 2026-03-12 | |
Comcast Corporation $ 45,431 12.3 % (1) (1) (1) (1) | ||||||
| DY DYCOM INDUSTRIES INC |
7.4% | $410.4M | FY 2026-01-31 | −1.1pp | Active | 10-K 2026-03-09 |
Comcast Corporation 7.4% 8.5% 10.7% | ||||||
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