Two years later, after steady growth and stability under the direction of the manager Antonio Kombouare and the president Robin Leproux The prospects for Paris Saint-Germain changed dramatically when Qatar Sports Investments (QSI) acquired the club in the year 2011. The purchase led to the creation of PSG not just the most affluent team in France but also among the most wealthy clubs worldwide. President of the club Nasser Al-Khelaifi has pledged to create an effective team that could win the UEFA Champions League and make the club the biggest name in France.
Legendary club Leonardo returned to the club to the club in as a sporting director role and directed a expenditure spree during the summer of 2011. It has been unheard of for Ligue 1 history, including the signings of Blaise Matuidi, Salvatore Sirgu, Maxwell, Kevin Gameiro and Javier Pastore. The result is that the Parisians have been the dominant force in French football. Despite being beaten by Montpellier in 2011-12. The title was returned in Paris in 2012-13 by the star player Zlatan Ibrahimovic and captain of the team Thiago Silva and legendary director Carlo Ancelotti. In the course of the season, before the deadline for transfer applications, it was reported the fact that David Beckham signed an agreement for five months for the team. Zlatan's 30 goals almost entirely brought the capital club their debut Ligue 1 title in 19 years, and a third place overall. It also saw them regularly in the knockout stage in the Champions League, being eliminated from the UEFA Champions League on away goals scored by Barcelona in the quarter-finals , after losing both games. Major money signings continued, with the arrival of Edinson Cavani in 2013 for a record league fee in the amount EUR64 million, which is the sixth largest transfer ever as well as David Luiz in 2014 for the PS50 million fee for the transfer, a world record for an defense player. Even after the resignation from Carlo Ancelotti, PSG kept its winning manner during the tenure of Laurent Blanc. The club won its maiden domestic triple (Ligue 1 and Coupe de France, Coupe de la Ligue and Trophee des Champions) during the 2013-14 season. It then went on to getting an unprecedented quadruple national title (Ligue 1 Coupe de France, Coupe de la Ligue and Trophee des Champions) twice in the span of 2015-16 and 2014-15, winning the last one with a record-breaking 96 points. PSG became the only French men's side to accomplish this feat.
After winning three consecutive UEFA Europa League wins together with Sevilla, Unai Emery was scouted by PSG because of his European lineage. However, with their the star player Zlatan Ibrahimovic out and the club suffering an unsatisfactory 2016-17 season. Paris were knocked out of defeat to the Ligue 1 title by Monaco and missed the top place at the top for just the fifth time. In the UEFA Champions League the club was a victim of several poor nights, including the most painful club defeat on the continent in the notorious as well as controversial "La Remontada" ("The Comeback") against Barcelona which they lost six to one in the first phase in"La Remontada" in the second leg of round of 16 even though they won the first game in France with the score of 4-0.
In response, PSG signed title="Neymar Jr.">Neymar Jr. for a record cost of EUR222 million which made him the most expensive player in history as well as French star Kylian Mbappe on a first loan that was extended in the year 2018 with a deal worth EUR180 million with add-ons which made him the second-highest priced player as well as the most expensive teenager. He was able to form an impressive attacking trio with Edinson Cavani. The capital club won back their Ligue 1 title and also was awarded the Trophee des Champions and it was also the Coupe de la Ligue and the Coupe de France winning the quadruple of domestic titles three times in the span of four seasons. Despite their huge investment, during their Champions League, PSG lost to Real Madrid in the round of 16 which forced the manager Unai Emery to quit the club at the close of the season.
In May of 2018, Thomas Tuchel signed a two-year deal with PSG and was replaced by Unai Emery. Paris Saint-Germain again fell in the Champions League round of 16 in 2018-19, suffering a shock 3-1 defeat at home to Manchester United after winning the opening leg by 2-0 with a 2-0 win at Old Trafford. This season, they also won the Ligue 1 for the 8th time in their history, but lost in the Coupe de France final against Rennes. PSG had to be eliminated in the Coupe de la Ligue in an embarrassing manner, after they fell 2-1 at home against Guingamp at the end of the quarters. For the 2019-20 campaign, PSG were crowned the Ligue 1 for the ninth consecutive time throughout their history despite the season closing early as a result of the COVID-19 virus as well as reclaiming their place in the Coupe de France defeating Saint-Etienne in the final and also won the final Coupe de la Ligue defeating Lyon in the penalty shootout. In the 2019-20 UEFA Champions League, PSG reached the semi-finals for the second time since 1995, after a last minute 2-1 win over Atalanta before losing against Bayern Munich 1-0 in the finals in Lisbon and the former PSG players Kingsley Coman scoring the winning goal.
The tenure of Tuchel as a coach at Paris Saint-Germain was marred by his conflict with the club's management and he was removed on the 24th of December despite being in the top spot in the club's Champions League group. The 2nd January of 2021 was the day that the former PSG teammate Mauricio Pochettino was named director of football for the first time. The good run of PSG's during the Champions League continued in 2021 with the club's second consecutive UCL semi-final , which was an unprecedented feat in the history of PSG. In the domestic league, PSG won the Coupe de France, however, they were unable to keep its Ligue 1 title and finished one point behind Lille and dropping the title for the second time in the span of four years.
In the 2021 summer transfer period, PSG completed one of the most important window of transfer in football history and opted to purchase Danilo Pereira and signing Achraf Hakimi from Inter Milan for an estimated price that was EUR60 million. Additionally, the club has registered free transfers of Netherlands captain Georginio Wijnaldum, Real Madrid and Spain Sergio Ramos and Euro 2020's most popular player Gianluigi Donnarumma. PSG ended their transfer window by appointment of one of their best footballers of the past, and world record Ballon d'Or winner Lionel Messi, who departed unexpectedly Barcelona after the expiration of his contract and the promising defensive player Nuno Mendes with the first loan, which was extended to 2022 as part of a deal that was worth EUR38 million. The following campaign, PSG went on to win its Ligue 1 title for the record 10th time. However, they failed to win the Champions League at the hands of Real Madrid in the round of 16, a match that was further complicated by uncertainty over Kylian Mbappe's next move. On the 21st of the 21st of May, 2022 Mbappe signed a contract extension with PSG for a period of 2025 speculations about his possible move for Real Madrid, which prompted La Liga officials to submit a complaint to UEFA concerning the accumulating losses at PSG in previous seasons.