What types of cruises and tours does the company offer?

The company offers a variety of river, harbor, and island tours, including expertly narrated history tours of Portsmouth Harbor, the Isles of Shoals, and the New Hampshire Seacoast.

What are the advantages of chartering the M/V Thomas Laighton?

The main advantages of chartering the M/V Thomas Laighton are the breathtaking views, tremendous service, and the fact that the boat and all of its amenities are yours alone for the event.

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Isles of Shoals Steamship Company

315 Market St, Portsmouth, NH, 03801, United States

Last Updated Apr 17, 2026

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Company Overview

Company Name

Isles of Shoals Steamship Company

Address

315 Market St, Portsmouth, NH, 03801, United States

Website

islesofshoals.com

Phone

(603) 431-5500

Established

1996

Google Reviews

4.7 (456 reviews)

Locations

About Isles of Shoals Steamship Company

The Isles of Shoals Steamship Company is a maritime tourism business located in Portsmouth, New Hampshire, United States. The company offers a variety of cruises, charters, and special events, including history tours of the Portsmouth Harbor, the Isles of Shoals, and the New Hampshire seacoast. The M/V Thomas Laighton, the company's 300-capacity passenger vessel, is available for private events such as weddings, company outings, and celebratory parties.