# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000015615-26-000020
Filing Date
2026-02-26
Accepted
2026-02-26 16:38:18
Documents
146
Period of Report
2025-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | mtz-20251231.htm iXBRL | 10-K | 2931237
2 | EX-10.19 | mtz12312510-kex1019.htm | EX-10.19 | 69702
3 | EX-10.20 | mtz12312510-kex1020.htm | EX-10.20 | 67504
4 | EX-21.1 | mtz12312510-kex211.htm | EX-21.1 | 115105
5 | EX-23.1 | mtz12312510-kex231.htm | EX-23.1 | 2389
6 | EX-23.2 | mtz12312510-kex232.htm | EX-23.2 | 2375
7 | EX-23.3 | mtz12312510-kex233.htm | EX-23.3 | 2176
8 | EX-31.1 | mtz12312510-kex311.htm | EX-31.1 | 8575
9 | EX-31.2 | mtz12312510-kex312.htm | EX-31.2 | 8826
10 | EX-32.1 | mtz12312510-kex321.htm | EX-32.1 | 5717
11 | EX-32.2 | mtz12312510-kex322.htm | EX-32.2 | 5733
12 | EX-95.1 | mtz12312510-kex951.htm | EX-95.1 | 81716
18 | GRAPHIC | mtz-20251231_g1.jpg | GRAPHIC | 2150
19 | GRAPHIC | mtz-20251231_g2.jpg | GRAPHIC | 100164
| Complete submission text file | 0000015615-26-000020.txt |  | 16818053

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
13 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | mtz-20251231.xsd | EX-101.SCH | 101266
14 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | mtz-20251231_cal.xml | EX-101.CAL | 148815
15 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | mtz-20251231_def.xml | EX-101.DEF | 721126
16 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | mtz-20251231_lab.xml | EX-101.LAB | 1245531
17 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | mtz-20251231_pre.xml | EX-101.PRE | 1041179
149 | EXTRACTED XBRL INSTANCE DOCUMENT | mtz-20251231_htm.xml | XML | 2491439

Mailing Address 800 S. DOUGLAS ROAD 10TH FLOOR CORAL GABLES FL 33134
Business Address 800 S. DOUGLAS ROAD 10TH FLOOR CORAL GABLES FL 33134 3055991800
MASTEC INC (Filer) CIK: 0000015615 (see all company filings)

EIN.: 650829355 | State of Incorp.: FL | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-08106 | Film No.: 26689589
SIC: 1623 Water, Sewer, Pipeline, Comm & Power Line Construction
(CF Office: 05 Real Estate & Construction)