Your partner since 1755

Weilbach were established over 265 years ago. You can read about our journey here…

2024 Image of numerous ships on a pink-hued ocean with the OceanPass logo on top

Part acquisition of OceanPass

Weilbach acquired a 51% stake in OceanPass, paving the way for the integration of their advanced emissions reporting system into OneLog, our digital log book system.

2023 Close up of Chersoft logo on the company's office building

On the move in the UK

Our software company, CherSoft, moved to a new office in Sheffield.


Supporting The Americas

Weilbach expanded to North America, setting up a sales office in Vancouver, Canada.


Changes ahoy!

In Egypt we opened an office in Alexandria, and moved the office in Port Said to a larger one. We relocated our head office to Lyngby, Denmark. The company name was changed from Iver C. Weilbach Co. A/S to Weilbach A/S.


Acquisition of software companies

Weilbach acquired the software development company, CherSoft Ltd. and the subsidiary AtoBviaC, who develop nautical software applications for the UK Hydrographic Office. This marked Weilbach’s global expansion in the market for digital nautical applications.

2016 Wendis Viewer chart on monitor with route

WENDIS is born

The WENDIS (Weilbach Nautical Digital Information Systems) family of digital products were launched, and it continues to grow.

2015 A convoy of container ships sailing through the Suez Canal

Supporting Egypt

Weilbach set up a joint venture with Leth Agencies and Concord Shipping in Port Said, to serve vessels in Suez Canal transit with nautical charts and handbooks.


Supporting Asia

Weilbach expanded into Asia by setting up a new office in Singapore to provide sales and services.

2008 ECDIS with chart on the bridge of a merchant ship

Maritime software

Weilbach started its first program to develop maritime software for seafarers and shipping companies.

2005 Torben Frerks, CEO Weilbach A/S

New CEO, Torben Frerks

Torben Frerks took over as CEO Weilbach when Erik Klitgaard retired. Klitgaard had been CEO of Weilbach since 1974 and transferred his Weilbach shares to the Weilbach Foundation, which became sole owners of Weilbach.


Technological changes in navigation

In response to technological changes in navigation, Weilbach ceased the compass adjustment business. In 2010, it ceased the production of traditional magnetic compasses, focusing entirely on nautical charts and publishing.

1978 Cover of Weilbach's Fishery yearbook from 1957

Agreement with Danish maritime authorities

Weilbach entered a maritime handbook publishing agreement with Danish maritime authorities, thus expanding the publishing business. This was in response to the expansion of IMO’s global shipping regulation for maritime safety and environmental protection, which imposed new requirements for maritime publishing and onboard handbook libraries.

1976 Drawing of the Seaview window made by Weilbach. The revolving window ensured a clear sight for navigators during rain.

Shares aquired

Weilbach acquired shares in the competitor, nautical instrument maker, Einar Weilbach & Co. The remaining shares were taken over by Weilbach in 1981.


The Weilbach Foundation

Weilbach’s management established the Weilbach foundation, which became part owner of the company and ensured continuity in the business. The foundation supports the development of shipping through grants to institutions, societies and persons engaged in shipping.

1957 A.P. Møller's Lindø Shipyard in 1963, featuring ships under construction or repair.

First major chart contract

Weilbach entered a nautical chart contract with A.P. Møller, supplying the Maersk fleet with nautical charts for world-wide trades. The nautical chart business expanded in the post-World War II period.


A Limited company

Weilbach’s management reformed the company into a limited liability company, and named the company Iver C. Weilbach & Co.

1931 Weilbach's department of nautical charts grows after setting up an agency for UKHO charts

An agency for the UK Hydrographic Office

Weilbach set up a Danish agency for the UK Hydrographic Office, offering nautical charts to the Danish shipping and shipbuilding markets for the first time. The nautical chart business gradually grew, and complemented the nautical instrument and publishing businesses.

1921 Cover for the Nautical Almanac from 1940. First edition was published 1921

The Nautical Almanac

Weilbach started the maritime publishing business, releasing the first edition of the Nautical Almanac. Soon Weilbach also released the Fishery Yearbook from the publishing department. The company continued its traditional business of producing nautical instruments and adjusting magnetic compasses.

1908 Knud Prahl was partner in Weilbach from 1908 to 1928

Captain Knud Prahl becomes partner

Iver C. Weilbach made Captain Knud Prahl partner in the company. Iver C. Weilbach was the last member of the Weilbach family to manage the firm and he passed away in 1921, but the company continued to carry his name. In subsequent decades, several former captains managed and owned the company. After 1928, the company used the marketing name Iver C. Weilbach (Sølver and Svarrer), reflecting that Captain Carl Sølver and Captain Anker Svarrer had taken over management.

1887 Iver C. Weilbach, who took over the compass-maker business in 1887

Weilbach split in two

Iver C. Weilbach focused on the production of nautical instruments, and his business formed the basis for the current day Weilbach. It engaged in the business of compass adjustments. Johannes S.V. Weilbach, who came from another branch of the Weilbach family, took over the flag and sail-making business and developed this as a separate business.

1799 Oil painting on canvas, portrait of Johan Philip Weilbach, painted by Christian Albrecht Jensen in 1834

The Weilbach name

Iver Jensen Borger passed on his business to his son-in-law, Johan Philip Weilbach, who introduced the Weilbach name.

1755 Weilbach's old trademark logo, which was in use until 2006

The company is founded

Iver Jensen Borger set up his own compass, flag and sail-making shop in Copenhagen. Borger had seafaring experience from his work on a Danish East Indiaman and utilised his maritime knowledge in his new business.

A dynamic company

Over the years, the industry has moved away from the traditional methods and into the digitalisation of shipping.

We have always been a dynamic company and have moved with the times to meet the changing needs of the shipping industry. 

Our digital future is important and so is our rich history of over 265 years. Since the company was established in 1755 making sails, flags and compasses, we have remained dedicated to supplying the latest technology and products.

Worldwide coverage

Weilbach has grown a lot over the past years with offices worldwide, including Denmark, Singapore, Egypt, United Kingdom and Canada.

Weilbach’s staff photographed on 24 November 1930, on the 175th anniversary of the company. Carl Sølver and Anker Svarrer stand as number two and three from the left in the back row.

Compass makers

Weilbach started life selling flags, sails and manufacturing compasses. We are proud to say that we still stock all of these items.

Operations employee takes a customer call
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