Giacomo Quarenghi, Rus soylu sınıfından kabul edildi ve 1814'de St. Vladimir Nişanıyla mükafatlandırıldı. 72 yaşında St. Petersburg'da öldü.
St. Petersburg çalışmaları
- 1782-83 - the Collegium of Foreign Affairs on the İngiliz Embankment;
- 1782-87 - St. Mary's Hastanesi Pavlovsk'de;
- 1783-84 - Bezborodko Halk Meclisi in Polyustrovo;
- 1783-87 - Hermitage Tiyatrosu,St Petersburg'da 18. yüzyıldan kalan tek tiyatro Quarenghi'nin tasarımı olan tiyatro oyma işleriyle 1787'de açıldı ve Avrupa'da büyük üne kavuştu.
- 1783-89 - Embankment Üniversitesi'nde Bilim Akademisi
- 1783-89 - Assignation Bank, Sadovaya caddesinde
- 1784-87 - the Silver Rows Nevsky Prospekt'de;
- 1787-92 - the Raphael Loggia Kış Sarayı'nda;
- 1789-96 - the Main Apothecary on Millionaya Street;
- 1784-86 - the Saltykov house on the Field of Mars;
- 1788-90 - the Vietinghoff house on Admiralty Prospect;
- 1790 - the Yusupov house on Sadovaya Street;
- 1791 - the belfry of the Vladimirskaya Kilisesi;
- 1792-96 - Alexander Sarayı, designed for St Petersburg but simplified when it was erected in the Alexander Park of Tsarskoye Selo; pavilions in the landscape part of the Catherine Park, including the Concert Hall pavilion (1782 - 1786/88), the Kitchen Ruins (1780s), the Hall on the Island (1794);
- 1797-1800 the Maltese Chapel at the Vorontsov Palace;
- 1803-05 - St. Mary's Hospital for the Poor on Liteiny Prospect;
- 1804-07 - the Catherine Institute on the Fontanka Embankment (affiliated with the Russian National Library); near Hermitage Theatre, 1824, by Karl Beggrov]
- 1803-09 - the Imperial Cabinet of the Anichkov Sarayı on Nevsky Prospect;
- 1806-08 - the Smolny Enstitüsü (illustrated, to the right);
- 1804-07 - the Cavalry Manege, or Riding Academy on St Isaac's Square (1804-07);
- 1814 - Narva Triumphal Gate, later replaced by a permanent structure to a design by Vasily Stasov;
- 1814-16 - Anglikan Kilisesi on the English Embankment.