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Employer with a benefit plan

ALTERRA MOUNTAIN COMPANY U.S. INC.

The Employer Identification Number (EIN) for ALTERRA MOUNTAIN COMPANY U.S. INC. is 91-1616891.

At a glance

EIN
91-1616891 · 911616891
Legal name
ALTERRA MOUNTAIN COMPANY U.S. INC.
Also filed as
ALTERRA MOUNTAIN COMPANY; INTRAWEST U.S. HOLDINGS INC.
Address on file
3501 WAZEE STREET, SUITE 400, DENVER, CO 80216
Records show
Employer with a benefit plan; state registration
Latest record
2026-09-05

State registration

Florida Division of Corporations (Sunbiz) bulk data · Texas Comptroller active franchise taxpayers file · records as of 2026-09-05

Texas registration
Forfeited · Foreign profit corporation
Source: Texas Comptroller · as of 2026-09-05
Texas document number
0011921906
Source: Texas Comptroller · as of 2026-09-05
Florida registration
Inactive · Foreign profit corporation
Source: Florida registry · as of 2026-07-10
Florida document number
F99000000637
Source: Florida registry · as of 2026-07-10
Registered in Florida
1999-02-02
Source: Florida registry · as of 2026-07-10
Last registry activity
2020-04-01
Source: Florida registry · as of 2026-07-10

Benefit plans

DOL Form 5500 filings (EFAST2) · records as of 2025-10-15

Benefit plan 1, 2024 filing
ALTERRA MOUNTAIN COMPANY U.S. INC. 401(K) RETIREMENT PLAN
Source: DOL 5500 · as of 2025-10-15
Participants (start of year)
12,628
Source: DOL 5500 · as of 2025-10-15
Plan features
ERISA 404(c) plan; Participant-directed; 401(k) feature; 401(m) matching; Plan sponsor is a member of an affiliated service group; Pre-approved plan
Source: DOL 5500 · as of 2025-10-15
Plan type
Single-employer plan
Source: DOL 5500 · as of 2025-10-15
Business code (NAICS)
713900
Source: DOL 5500 · as of 2025-10-15
Benefit plan 502, 2024 filing
ALTERRA MOUNTAIN COMPANY U.S. INC MEC BENEFIT PLAN
Source: DOL 5500 · as of 2025-08-07
Participants (start of year)
756
Source: DOL 5500 · as of 2025-08-07
Plan features
Health (other than dental or vision)
Source: DOL 5500 · as of 2025-08-07

What this record is

Public filings that carry this EIN (DOL Form 5500 filings (EFAST2), Florida Division of Corporations (Sunbiz) bulk data and Texas Comptroller active franchise taxpayers file), shown as filed. Nothing is scraped from the IRS, and a public-record match is not IRS TIN validation.

What it is not

Registry status, formation date, and registered agent come from the Colorado Secretary of State, Business and Licensing Division; see the Colorado business entity search.

If something is wrong

A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.

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