Companies of the group, which are present in almost 40 regions of Russia and abroad, employ more than 10 thousand people.

[3] Among the assets controlled by Sumy: NCSP Group (25%, the Novorossiysk Commercial Sea Port is a part of the group), FESCO Transport Group (32.5%), Yakutsk Fuel and Energy Company (over 90%), SUIproekt, telecommunication National Telecom, operator of the terminal in the port of Rotterdam Shtandart TT BV (100%), engineering and construction companies Stroynovatsiya and Transengineering.

From 2011 and until February 13, 2019, Summa owned a 50% package minus one share of the United Grain Company received as a result of the 2012 privatization, carried out by Summa Group president Alexander Vinokurov, who held this post in 2011–2013.

Ziyavudin Magomedov took 63rd place in 2017 in the rating of the Russian Forbes with a fortune of $1.4 billion On March 31, 2018, Ziyavudin Magomedov, the head of company, was detained for two months by a decision of the Tverskoy court of the city of Moscow, until May 30, on suspicion of theft of 2.5 billion rubles at the head of a criminal organization.

The court ruling noted that the term of punishment for a particularly serious crime incriminated to Magomedov exceeds 10 years in prison, and the case file contains testimony of witnesses who reported pressure on them[5][6] The criminal case was the first in the history of the Russian Federation, when the investigation considered the business group as a criminal community, some media compared it in scale with the Yukos case.