Employer with a benefit plan ยท SEC filer
MONTROSE ENVIRONMENTAL GROUP
Also filed as Onterris, Inc.
5120 NORTHSHORE DR, NORTH LITTLE ROCK, AR 72118
EIN
46-4195044
SEC CIK
0001643615
SEC · 2026-08-14
Industry (SIC)
Services-Management Consulting Services (8742)
SEC · 2026-08-14
State of incorporation
DE
SEC · 2026-08-14
Ticker
ONT
SEC · 2026-08-14
Latest SEC filing
SCHEDULE 13G 2026-08-14
SEC · 2026-08-14
Benefit plan 1, 2024 filing
MONTROSE ENVIRONMENTAL GROUP 401(K) PLAN
DOL · 2025-10-10
Participants (start of year)
2,679
DOL · 2025-10-10
Plan features
code 2F2G2J2K2T3D2E3H2S
DOL · 2025-10-10
Plan type
Single-employer plan
DOL · 2025-10-10
Business code (NAICS)
541600
DOL · 2025-10-10
Benefit plan 501, 2024 filing
MONTROSE ENVIRONMENTAL GROUP HEALTH AND WELFARE PLAN
DOL · 2025-06-06
Participants (start of year)
2,073
DOL · 2025-06-06
Plan features
code 4A4B4D4E4F4G4H4Q
DOL · 2025-06-06
Plan type
Single-employer plan
DOL · 2025-06-06