GRAND RIVER NAVIGATION CO INC

USA ship manager & owner with 8 vessels totalling 97,714 DWT: Self-Discharging Bulk Carrier (6), Pusher Tug (2). Fleet composition, flag and age profile on Rynda.io.

• Role: Ship manager & owner
• Country: USA
• Fleet: 8 vessels
• Total deadweight: 97,714 t
• Median deadweight: 13,432 t
• Built: 1929–1982
• Flag states: United States of America (6), Not Known (1), Canada (1)
• Age profile: over 15 years: 8
• Fleet by type: Self-Discharging Bulk Carrier (6), Pusher Tug (2)

Notable vessels

• DEFIANCE (IMO 8109761) — Pusher Tug, 661 DWT, built 1982
• MANITOWOC (IMO 7366398) — Self-Discharging Bulk Carrier, 20,416 DWT, built 1973

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