Kirby Corporation KEX

TransportationMarket cap $6B2 connections

Kirby is the largest US inland waterway tank barge operator, moving petrochemicals, refined products, and agricultural chemicals along the Mississippi River system and coastal routes. Barge transport is 3x more fuel-efficient than rail and 10x more than truck. Kirby's captive routes on America's river system are irreplaceable.

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Customers 2

Companies Kirby Corporation sells to

ExxonMobilEnergy · $490BKirby transports ExxonMobil petrochemicals by barge
ChevronEnergy · $310BKirby barges Chevron refined products inland

Other Transportation companies

Union Pacific Canadian National Railway CSX Transportation Norfolk Southern Old Dominion Freight Delta Air Lines United Airlines Southwest Airlines Expeditors J.B. Hunt Transport

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Relationships are compiled by VexMap from company filings, announcements and reporting, and last reviewed September 2026. Spotted something wrong? Tell us. Not investment advice.