[3] In 2012 Yelena Greshnyakova unsuccessfully ran for Sakhalin Oblast Duma as No.3 in LDPR party list's Territorial group No.8.

[5] For the 2018 gubernatorial election State Duma member Sergey Furgal put Yelena Greshnyakova into his shortlist of candidacies for the Federation Council.

[7] In December 2019 Greshnyakova was also appointed to the Select Commission on Legislative Support of Agroindustrial Complex Technical-Technological Base Development.

[8] In 2019 Yelena Greshnyakova ran for the Khabarovsk Krai Legislative Duma as No.1 in LDPR party list's Northern territorial group.

The party won the election in a landslide, but Greshnyakova gave up her seat in Krai Duma and stayed in the Federation Council.

Senator Greshnyakova at the Federation Council session on 15 July spoke about Governor Furgal's arrest, asked "not to rush to conclusions and to respect the presumption of innocence", and publicly called out censorship of the protests in the Russian media.

Several Telegram channels reported in August 2020 that Yelena Greshnyakova would leave her seat in the Federation Council and run in the by-election to the Khabarovsk Krai Legislative Duma in the Sovetskaya Gavan constituency.

A new coordinating council of the regional office was elected but both senators Yelena Greshnyakova and Sergey Bezdenezhnykh were not nominated and lost their position in party's leadership.

Senator Greshnyakova cited the party's "abandonment" of Sergey Furgal and various conflicts in the Khabarovsk regional office as the main reasons for her departure.

In May–December 2018 Greshnyakova was director of the Centre of Spiritual and Moral Eastern Orthodox Upbringing "Russian Classical School".