Employer with a benefit plan ยท SEC filer
LYONDELL CHEMICAL COMPANY
Also filed as LYONDELL PETROCHEMICAL CO
2800 POST OAK BLVD., HOUSTON, TX 77056
EIN
95-4160558
Benefit plan 12, 2024 filing
LYONDELLBASELL PENSION PLAN
DOL · 2025-10-15
Participants (start of year)
13,913
DOL · 2025-10-15
Plan features
code 1A1B1C3H
DOL · 2025-10-15
Plan type
Single-employer plan
DOL · 2025-10-15
Business code (NAICS)
325900
DOL · 2025-10-15
Benefit plan 501, 2024 filing
DISCONTINUED OPERATIONS HEALTH PLAN
DOL · 2025-10-14
Participants (start of year)
467
DOL · 2025-10-14
Plan features
code 4A4B4D4E
DOL · 2025-10-14
Plan type
Single-employer plan
DOL · 2025-10-14
Business code (NAICS)
325100
DOL · 2025-10-14
Benefit plan 519, 2024 filing
LYONDELLBASELL GROUP WELFARE BENEFITS PLAN
DOL · 2025-10-14
Participants (start of year)
10,253
DOL · 2025-10-14
Plan features
code 4A4B4D4E4F4H4L4Q
DOL · 2025-10-14
Plan type
Single-employer plan
DOL · 2025-10-14