[9][non-primary source needed] She attests that she was then employed for a period by the prosecutor's office in Moscow Oblast, where she worked on legislation,[9] and claims to have won over 300 legal cases.

[13][14] Rinat Akhmetshin, a naturalized U.S. citizen from Russia, who has worked as a Washington lobbyist since 1998, agreed to lobby for the foundation backed by Denis Katsyv.

[8][22] Two days after the Trump Tower meeting, the Human Rights Accountability Global Initiative Foundation (who Akhmetshin worked for, as a lobbyist) registered to lobby Congress on the Magnitsky Act.

[25] Veselnitskaya represented Pyotr Katsyv's son, Denis, when Preet Bharara, the United States Attorney for the Southern District of New York, charged him with money laundering.

[10] Federal prosecutors accused Katsyv of using Manhattan real estate deals to launder money stolen from Browder's Hermitage Capital Management.

[34] President Donald Trump fired Bharara on 11 March 2017 and Jeff Sessions replaced him with Joon Kim as the acting US Attorney for the southern district of New York during the rest of the case.

[35][36] In May 2017, the international money laundering case was settled with Katsyv's company, Prevezon Holdings, which was represented by Louis Freeh, paying $6 million (without any admission of wrongdoing).

[26][37][38][a] In November 2017, Katsyv's company Prevezon stated that it would pay the fine using money from AFI Europe which is a subsidiary of Lev Leviev's Africa Israel Investments.

[38] In March 2017, Senator Chuck Grassley filed a complaint alleging that the Human Rights Accountability Global Initiative foundation, Akhmetshin, Prevezon Holdings, and Fusion GPS had violated the Foreign Agents Registration Act.

[45] On 8 January 2019, Veselnitskaya was indicted for obstruction of justice by the office of the U.S. Attorney for the Southern District of New York, in connection with a 2015 money laundering case.

[46][52] On 11 April 2016, while on a trip to Moscow, Dana Rohrabacher obtained from Yuri Chaika a confidential memo of accusations against prominent donors to the Democratic Party.

[55][56] According to Barry Meier, Veselnitskaya and Denis Katsyv received critical information for Prevezon from Glenn Simpson and his Fusion GPS which had been hired to support her efforts through Mark Cymrot and John Moscow of the BakerHostetler law firm.