Supply Chain Map
MTZCIK 15615

MASTEC INC

EDGAR filings
Customers
7
0 disclosed, 1 prime contractor
Suppliers
0
None disclosed
Largest customer
—
No % disclosed
Named-customer revenue
—
No estimate available
Latest period
Mar 31, 2024
10-Q filed 2025-05-01
SuppliersCustomersNo supplier discloses itGDsubcontract · $1.1MGD (prime contractor): $1.1M in FY2025 across 2 awardsMTZ
Band height is the estimated dollar value: the disclosed share × the discloser's revenue for that period (latest full year where available) or federal dollars obligated. Each side is scaled on its own; dashed outlines are named without a figure. Click a band to open its source.

Customers 6

Companies MTZ discloses as major customers, as a share of MTZ revenue. 0 active, 6 lapsed.

Company% of MTZ revenueEst. revenuePeriodTrendStatusSource
T
AT&T INC.
 17%$181.3M 3M 2015-06-30
3M ending 2013-09-30: 16%3M ending 2014-03-31: 22%3M ending 2014-06-30: 25%3M ending 2014-09-30: 16%3M ending 2015-03-31: 19%3M ending 2015-06-30: 17%−2.0pp
Lapsed
Last seen 2015-06-30
 10-Q 2015-08-17
AT&T (a)(c) 17% 25% 18% 24%
10-Q filed 2015-08-17 Period 3M 2015-04-01 to 2015-06-30 (17%), 3M 2014-04-01 to 2014-06-30 (25%)Accession 0000015615-15-000066
AT&T (a) (c) 19% 22%
10-Q filed 2015-08-07 Period 3M 2015-01-01 to 2015-03-31 (19%), 3M 2014-01-01 to 2014-03-31 (22%)Accession 0000015615-15-000060
AT&T (a) (c) 21% 18% 18%
10-K filed 2015-07-31 Period FY 2014-01-01 to 2014-12-31 (21%), FY 2013-01-01 to 2013-12-31 (18%), FY 2012-01-01 to 2012-12-31 (18%)Accession 0000015615-15-000053
AT&T (a) 16% 16% 21% 18%
10-Q filed 2014-10-30 Period 3M 2014-07-01 to 2014-09-30 (16%), 3M 2013-07-01 to 2013-09-30 (16%)Accession 0000015615-14-000091
ENB
ENBRIDGE INC
 16%$1.3B FY 2021-12-31
FY ending 2012-12-31: 3%FY ending 2013-12-31: 18%FY ending 2014-12-31: 8%FY ending 2015-12-31: 1%FY ending 2020-12-31: 4%FY ending 2021-12-31: 16%+12.0pp
Lapsed
Last seen 2021-12-31
 10-K 2024-03-01
For the year ended December 31, 2021, revenue for Enbridge, Inc. represented 16% of the Company’s total consolidated revenue.
10-K filed 2024-03-01 Period FY 2021-01-01 to 2021-12-31 (16%)Accession 0000015615-24-000021
For the three and nine month periods ended September 30, 2021, revenue from Enbridge, Inc. represented 21% and 19%, respectively, of the Company’s total consolidated revenue.
10-Q filed 2022-11-03 Period 3M 2021-07-01 to 2021-09-30 (21%)Accession 0000015615-22-000026
For the three and six month periods ended June 30, 2021, Enbridge, Inc. represented 12% and 18%, respectively, of the Company’s total consolidated revenue.
10-Q filed 2022-08-04 Period 3M 2021-04-01 to 2021-06-30 (12%)Accession 0000015615-22-000021
For the three month period ended March 31, 2022, no customer represented greater than 10% of the Company’s total consolidated revenue, and for the three month period ended March 31, 2021, Enbridge, Inc. represented 25% of the Company’s total consolidated revenue.
10-Q filed 2022-05-05 Period 3M 2021-01-01 to 2021-03-31 (25%)Accession 0000015615-22-000017
Enbridge, Inc. (a) 16 % 4 % — %
10-K filed 2022-03-01 Period FY 2020-01-01 to 2020-12-31 (4%)Accession 0000015615-22-000011
Enbridge, Inc. (a) 21 % 1 % 19 % 1 %
10-Q filed 2021-11-04 Period 3M 2020-07-01 to 2020-09-30 (1%)Accession 0000015615-21-000035
Enbridge, Inc. (a) 12 % 1 % 18 % 1 %
10-Q filed 2021-08-05 Period 3M 2020-04-01 to 2020-06-30 (1%)Accession 0000015615-21-000027
Enbridge, Inc. (a) 25 % 1 %
10-Q filed 2021-05-06 Period 3M 2020-01-01 to 2020-03-31 (1%)Accession 0000015615-21-000017
Enbridge, Inc. (c) 1% 8% 18%
10-K filed 2016-02-26 Period FY 2015-01-01 to 2015-12-31 (1%), FY 2014-01-01 to 2014-12-31 (8%), FY 2013-01-01 to 2013-12-31 (18%)Accession 0000015615-16-000093
Enbridge, Inc. (d) 1% 8% 1% 11%
10-Q filed 2015-08-17 Period 3M 2015-04-01 to 2015-06-30 (1%), 3M 2014-04-01 to 2014-06-30 (8%)Accession 0000015615-15-000066
Enbridge, Inc. (d) 1% 14%
10-Q filed 2015-08-07 Period 3M 2015-01-01 to 2015-03-31 (1%), 3M 2014-01-01 to 2014-03-31 (14%)Accession 0000015615-15-000060
Enbridge, Inc. (c) 0% 10% 1% 10%
10-Q filed 2015-11-03 Period 3M 2014-07-01 to 2014-09-30 (10%)Accession 0000015615-15-000084
Enbridge, Inc. (c) 10% 20% 10% 14%
10-Q filed 2014-10-30 Period 3M 2013-07-01 to 2013-09-30 (20%)Accession 0000015615-14-000091
Enbridge, Inc. (d) 8% 18% 3%
10-K filed 2015-07-31 Period FY 2012-01-01 to 2012-12-31 (3%)Accession 0000015615-15-000053
EQT Corporation Non-SEC
EQT Corporation
 12%$232.7M 3M 2019-06-30
3M ending 2018-06-30: 19%3M ending 2018-09-30: 28%3M ending 2019-06-30: 12%−16.0pp
Lapsed
Last seen 2019-06-30
 10-Q 2019-08-01
EQT Corporation (b) 12 % 19 % 9 % 11 %
10-Q filed 2019-08-01 Period 3M 2019-04-01 to 2019-06-30 (12%), 3M 2018-04-01 to 2018-06-30 (19%)Accession 0000015615-19-000028
EQT Corporation (b) 20% —% —%
10-K filed 2019-02-28 Period FY 2018-01-01 to 2018-12-31 (20%)Accession 0000015615-19-000011
EQT Corporation (b) 28% —% 18% —%
10-Q filed 2018-11-01 Period 3M 2018-07-01 to 2018-09-30 (28%)Accession 0000015615-18-000036
Equitrans Midstream Corporation Non-SEC
Equitrans Midstream Corporation
 11%$295.6M 3M 2024-03-31
3M ending 2023-09-30: 11%3M ending 2024-03-31: 11%±0.0pp
Lapsed
Last seen 2024-03-31
 10-Q 2025-05-01
For the three month period ended March 31, 2024, Equitrans Midstream Corporation represented approximately 11% of the Company’s total consolidated revenue.
10-Q filed 2025-05-01 Period 3M 2024-01-01 to 2024-03-31 (11%)Accession 0000015615-25-000052
For the three month period ended September 30, 2023, Equitrans Midstream Corporation represented 11% of the Company’s total consolidated revenue.
10-Q filed 2024-10-31 Period 3M 2023-07-01 to 2023-09-30 (11%)Accession 0000015615-24-000107
Equitrans Midstream Corporation/EQT Corporation Non-SEC
Equitrans Midstream Corporation/EQT Corporation
 11%$790.2M FY 2019-12-31
FY ending 2018-12-31: 20%FY ending 2019-12-31: 11%−9.0pp
Lapsed
Last seen 2019-12-31
 10-K 2020-02-27
Equitrans Midstream Corporation/EQT Corporation (b) 11 % 20 % — %
10-K filed 2020-02-27 Period FY 2019-01-01 to 2019-12-31 (11%), FY 2018-01-01 to 2018-12-31 (20%)Accession 0000015615-20-000005
Equitrans Midstream Corporation/EQT Corporation (b) 17 % 28 % 12 % 18 %
10-Q filed 2019-10-31 Period 3M 2019-07-01 to 2019-09-30 (17%), 3M 2018-07-01 to 2018-09-30 (28%)Accession 0000015615-19-000049
EXXON MOBIL CORP
EXXON MOBIL CORP
 10%$156.9M 3M 2020-06-30
3M ending 2020-06-30: 10%
Lapsed
Last seen 2020-06-30
 10-Q 2021-08-05
Permian Highway Pipeline (c) 0 % 10 % 0 % 7 %
10-Q filed 2021-08-05 Period 3M 2020-04-01 to 2020-06-30 (10%)Accession 0000015615-21-000027

Federal subcontracts received 1

Prime contractors that subcontracted federal work to this company. From USAspending.gov subaward reports; amounts are as reported by the prime contractor, latest report per subaward, $500K+ a year.

CompanySubawardsFiscal year CountTrendLargest subaward
GD
GENERAL DYNAMICS CORP
 $1.1MFY 2025 2 W519TC24F0346
ELECTRICAL SYSTEMS UPGRADE TO INCLUDE A DEEP CLEAN OF TRANSFORMERS, PURCHASE OF SECONDARY BREAKERS.
Prime award W519TC24F0346 on USAspending.gov ↗ Subaward 87658: $873.9K · Department of Defense (DOD)

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