# Kirby

> Kirby Corporation transports bulk liquids by inland and coastal tank barge and operates an equipment distribution, manufacturing, rental and service business. Its customers include chemical producers, refiners, marine operators and industrial power users. The Houston-based public company reported $3.364 billion in 2025 revenue.

- **Founded:** 1921
- **Headquarters:** Houston, United States
- **Founders:** John Henry Kirby (Founder of predecessor Kirby Petroleum Company)
- **Products:** Inland tank-barge transportation, Coastal tank-barge transportation, Ocean dry-bulk transportation, Distribution and Services, Power generation and electrical systems
- **Notable:** Built the largest U.S. domestic tank-barge operation, according to its corporate description., Christened Green Diamond, a U.S. plug-in hybrid inland towing vessel, in August 2023., Reported $354.6 million net earnings attributable to Kirby in 2025.

## Products & services

- **Inland tank-barge transportation** — Dedicated unit tows and shared linehaul service moving bulk liquids through the Mississippi River system and Gulf Intracoastal Waterway.
- **Coastal tank-barge transportation** — Transportation of refined products, black oil and other bulk liquids in U.S. coastal markets.
- **Ocean dry-bulk transportation** — Marine transportation of dry-bulk cargo including in the Alaska trade.
- **Distribution and Services** — OEM equipment and parts sales, engine and transmission repair, equipment rental and specialized manufacturing.
- **Power generation and electrical systems** — Generator packages, electrical distribution and control systems, and energy storage equipment for industrial and energy applications.
- **Green Diamond** — Plug-in hybrid inland towboat christened in 2023; entered service in April 2024, with Shell as charter customer.
- **DieselDash** — Online sales of genuine replacement parts through Diesel Dash LLC.

## Achievements

- Built the largest U.S. domestic tank-barge operation, according to its corporate description.
- Christened Green Diamond, a U.S. plug-in hybrid inland towing vessel, in August 2023.
- Reported $354.6 million net earnings attributable to Kirby in 2025.
- Issued more than 2,000 course-completion certificates at its training facility in 2025.

## Latest updates

- **2026-09** — Scheduled third-quarter 2026 earnings release and webcast for October 28, 2026; results had not been released as of October 24.
- **2026-07** — Reported second-quarter revenue of $922.4 million and diluted EPS of $1.67; marine transportation revenue increased 9% and Distribution and Services revenue 6% year over year.
- **2026-01** — Reported fiscal 2025 revenue of $3.364 billion and net earnings attributable to Kirby of $354.6 million.

## Links

- Website: https://kirbycorp.com
- LinkedIn: https://www.linkedin.com/company/kirby
- Twitter/X: https://twitter.com/kirby_corp

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Profile page: https://yespress.io/kirby
Published by YesPress — https://yespress.io
Last updated: 2026-10-24