Carrier profile · USDOT 348454 · MC-538273 · Updated Jun 13, 2026

PORT SERVICE LLC

DBA ENSTRUCTURE NEW HAVEN

29 power unitsavg 7.1 yrRegional · 4 statesNEW HAVEN, CT75/100

CARRIER ACTIVEMC-538273 ACTIVERATED SATISFACTORY

Authority & Insurance

Active operating authority by type and the full insurance continuity timeline — insurer, policy, coverage, and any lapses — so you can confirm they can legally and adequately haul your load today.

Operating authority· 49 CFR · per type

Operating authority

Common: None
Contract: Active
Broker: Active

Insurance & bonds

BIPD / liability$1,000,000 in force

Cargo filing (census)Not recorded per census

Surety bond (census)Recorded per census

Insurance adequacy· filed BIPD vs the $750K federal floor

$1M in forcegeneral-freight federal minimum

$750K floor

Filed BIPD coverage of $1M meets or exceeds the $750K federal minimum for general freight (49 CFR 387.9). Some commodities (hazmat, larger vehicles) require $1M–$5M — confirm against your load.

Insurance continuity· insurer · policy · lapses

$1M BIPD last filed ’25 · 3 insurers · 1 lapseCoverage lapse

American Home’05–’09

National Union’09–’17

National Union’17–’25

2005201120172023now

Shorter eras are too brief to label at this scale — all 4 insurers are named in the list below.

BIPD in force — $1,000,000 · TRAVELERS PROPERTY CASUALTY CO. OF AMERICA · since Apr 2025

All 4 insurer eras · dates, limits, renewals

Insurer	Period	Limit	Renewals
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA	May 2017 → May 2025	$1M	4
STATE NATIONAL INSURANCE CO., INC.	May 2009 → Aug 2009	$1M	2
NATIONAL UNION FIRE INS. CO. OF PITSBGH. PA	May 2009 → May 2017	$1M	2
AMERICAN HOME ASSURANCE CO.	May 2005 → May 2009	$1M	1