US · FMCSA ACTIVE
ISSC INC
dba SEAPORT STEEL CO
Seattle, WA 98134 · DOT 343395
Company profile
Web-discovered · as of 2026-07-30
Seaport Steel (ISSC Inc.), a Varsteel company located in Seattle, WA, is a steel distributor and processor operating its own fleet of trucks to deliver metal products regionally.
Fleet use
Private fleet
Operating scope
Regional
Service model
own account
Equipment
flatbed, specialized
Ownership
Subsidiary
part of Varsteel Ltd.
Employees
51-200
HQ · 3660 E Marginal Way S, Seattle, WA 98134
Active website in 2026 confirms facility operations and fleet usage.
Registry record
Source FMCSA · as of 2026-07-08
Fleet size
26
power units
Activity
road freight carrier
private licence
In operation since
1989
21 drivers
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