EntityWire

EntityWire / EIN 43-1455766

Employer with a benefit plan

MAVERICK TUBE CORPORATION

EIN 43-1455766. What DOL Form 5500 filings (EFAST2) and SEC EDGAR company filings say about this entity, with the source and date on every fact. Latest record 2025-10-28.

Employer with a benefit plan ยท SEC filer

MAVERICK TUBE CORPORATION

2200 W. LOOP SOUTH, SUITE 800, HOUSTON, TX 77027

EIN

43-1455766

Benefit plan 8, 2024 filing

TENARIS 401(K) SAVINGS PLAN

DOL · 2025-10-28

Participants (start of year)

4,861

DOL · 2025-10-28

Plan features

code 2F2G2J2K2S2T2X3D3H

DOL · 2025-10-28

Plan type

Multiple-employer plan

DOL · 2025-10-28

Business code (NAICS)

332900

DOL · 2025-10-28

Benefit plan 510, 2024 filing

TENARIS GROUP HEALTH AND WELFARE PLAN

DOL · 2025-07-31

Participants (start of year)

4,026

DOL · 2025-07-31

Plan features

code 4A4B4D4E4F4H4L4Q

DOL · 2025-07-31

Plan type

Single-employer plan

DOL · 2025-07-31

Business code (NAICS)

331200

DOL · 2025-07-31

Benefit plan 8, 2023 filing

TENARIS 401(K) SAVINGS PLAN

DOL · 2024-10-03

Participants (start of year)

4,635

DOL · 2024-10-03

Plan features

code 2F2G2J2K2S2T2X3D3H

DOL · 2024-10-03

Plan type

Multiple-employer plan

DOL · 2024-10-03

From DOL Form 5500 filings (EFAST2) · SEC EDGAR company filings. Latest record 2025-10-28.

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