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Boris Kogan and his Lady K Yacht (Thunder)

Yacht Name: Thunder - Yacht Length: 50 m (164 ft) - Guests: 10 in 5 cabins - Crew: 7 in 4 cabins - Yacht Value: US$ 7 million -

Boris Kogan Net Worth: US$ 50 Million + - Owners Company: Kaalbye Shipping - Owners Country: Ukraine -

The yacht was built as Thunder B for Boris Berezovsky. He sold the yacht to Boris Kogan. Kogan died in 2017. The yacht is now named Thunder again and is listed for sale.

Author: Peter Yachtfan

Thunder Yacht (Lady K) - Boris Kogan

Boris Kogan was the owner of the motor yacht Lady K. He died in 2017. He was a millionaire from the Ukraine and founder of Kaalbye Shipping.

Kaalbye Shipping

Kaalbye Shipping is shipping group specializing in marine transportation. And vessel management services. It is based in Odessa, Ukraine.

The group was founded in 1995 by Kogan. The Kaalbye Group has a wide variety of subsidiaries. Including Kaalbye Oil Services, Ukrainian Maritime Agency, Kaalbye Marine Service, and Kaalbye Shipping Cyprus.

These companies provided crewing, chartering and freight forwarding. And container and bulk shipping, project and heavy-lift work, and luxury yacht services.  

Kaalbye owns four ships named the Ocean Glory, Ocean Marvel, Ocean Haven and the Ocean Treasure. The group is said to be used by the Russian Government to transport weapons.

Boris Kogan

He was one of the cofounders of Kaalbye Shipping Ukraine. And served as a director and senior manager of the company.

Kogan was also on the board of directors of a Russian company, RT-Logistika. RT-Logistica is active in over-sized and heavy load cargo transportation, project transportation and cargo storage services.

Trump Tower

Early 2017 Kogan purchased a one bedroom apartment in Trump Tower for US$ 2 million. Unfortunately he died that same year.

Boris Kogan Net Worth

We estimate his net worth at more than US$ 150 million.

Yacht Thunder

The yacht Thunder was built as Thunder B for the late Boris Berezovsky. The yacht is one of the fastest yachts in the world. As she is powered by a 4500 HP Textron gas turbine and twin 3049 HP MTU diesels.


Her top speed is 40 knots. Thunder B was custom built by the Australian yard Oceanfast in 1998. Her interior is designed by the late Jon Bannenberg.


Thunder can accommodate 10 guests and has a crew of 7. One of her features is a small pool on the foredeck.

She was sold by Boris Berezosvky for US$ 20 million. When her ordered his new 110 meter yacht at Lurssen. This yacht is now known as Radiant.

Later she was bought by Kogan, who named her Lady K. Kogan paid near US$ 5 million for the yacht. The yachts interior was refitted by Roberto Cavalli, who created an ‘over the top’ interior.

Yacht Charter

The boat is not available for yacht charter. The yacht is listed for sale.

Boris Kogan Resources

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yacht Thunder (ex Lady K)

Photo by Mehmet Guney.

Thunder yachtThunder BBoris Kogan yachtPool on fore deck

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Inside the yacht Thunder, her amazing interior

yacht thunder interiorinside thunder yachtRoberto Cavalli interiorthunder yacht interioryacht Thunder - location
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