This machine RA-67225 is a Bombardier BD-700 Global 5000, registered to Tulpar Air of Russia.
Picture from Porto airport in Portugal 29.4.2018 by Ilkka Siissalo.

M-AVIR is a Bombardier BD-700 Global 6000. It is registered in Malta, but according to the registration details it is owned by Anjet Co Ltd which is a company registered in Riga, Latvia. Its owners have expressed their wish that their plane's movements should not be shown on Flightradar or similar sites, but nevertheless some of its movements are shown and it is clear that this machine is usually in Moscow and makes trips from there in several directions.
Picture from Helsinki-Vantaa airport in Finland 24.8.2019 by Ilkka Siissalo.

The same machine as above, M-AVIR. When it arrived in Helsinki a follow me car guided it right in front of the border control corps building.
Picture from Helsinki-Vantaa airport in Finland 24.8.2019 by Ilkka Siissalo.

This machine is a Bombardier Global Express-BD-700-1A10, registered as PR-VDR. As owner is noted a private "trustee" of Wells Fargo Bank Northwest. The machine has been registered in July 2007.
Picture from Porto airport in Portugal 29.4.2018 by Ilkka Siissalo.

T7-GFA is a Bombardier CL601 Challenger operated by Golden Falcon Aviation.
Picture from München airport 18.3.2018 by Ilkka Siissalo.

D-AGBG is a Dassault Falcon 7X business jet operated by Volkswagen Air Service, probably for the big bosses of Volkswagen group.
Picture from München airport 18.3.2018 by Ilkka Siissalo.

N656FN is also a Dassault Falcon 7X. This one was registered first in February 2018. The registered owner is TVPX Aircraft Solutions, which is an aircraft registration and owner trust services company, that is, a name under which the real owners can lie without getting noticed.
Picture from Helsinki-Vantaa airport in Finland 12.5.2018 by Ilkka Siissalo.

OE-HII is a Bombardier Challenger 300 business jet in Austrian register, owned by the company Laudamotion. Laudamotion is an Austrian low-cost airline which is a subsidiary of Ryanair.
Picture from Helsinki-Vantaa airport in Finland 18.5.2018 by Ilkka Siissalo.

G-EGKB is a Raytheon/Hawker 125-800B operated by Mountfitchet Aircraft Ltd. It has had several owners and it was taken in use already in 1985.
Picture from Reykjavik City airport in Iceland 20.5.2018 by Ilkka Siissalo.

G-EGKB taking off from Reykjavik.
Picture from Reykjavik City airport in Iceland 20.5.2018 by Ilkka Siissalo.

2-AVCO is a Bombardier CRJ-200 (Bombardier Challenger 850) which was originally delivered to Air Dolomiti in 2002. It has flown also for Eurowings as D-ACRP in commercial traffic of Lufthansa Regional. Since 2017 it has been working for Avionco.
Picture from Keflavik airport in Iceland 20.5.2018 by Ilkka Siissalo.

HB-JTJ is a Dassault Falcon 900 EX EASy owned by the Swiss company Alpliner AG. The machine is from the year 2018.
Picture from Helsinki Vantaa airport 24.8.2019 by Ilkka Siissalo.

Comlux is a very special aviation company. They build the interiors of very luxurious private busness jets and they operate them and rent them out to "VIP customers"!. Comlux' headquarters are in Switzerland but the company operates as subsidiary companies based in Malta, Aruba, Kazachstan and San Marino. These locations alone may say something about the typical customers. This machine 9H-MAC belongs to Comlux' subsidiary based in Malta. It has been built from a Boeing B737 version 500.
Picture from Madrid Barajas 12.6.2023 by Ilkka Siissalo.