landlord(A person or organisation which owns land and / or buildings which are leased to tenants. LT Alexander Demidov); lessor(Landlord and tenant are used in relation only to the lease of real estate, while lessor and lessee may also be used in relation to the lease of other types of property. LE2 Alexander Demidov); letter; rental provider(встретилось в австралийском договоре аренды • This Agreement is between the resindential rental provider and the renter listed on this form.terrarristka)
renter(1. a person who lets his or her property in return for rent, esp a landlord; 2. a person who rents property from another; tenant; || someone who pays money to use something, or to live in a house, apartment, etc. that someone else owns:|| a person or company that charges money for the use of something that they own:
• The company is the world's largest renter of power generators.collinsdictionary.com)
rental property owner(Арендодатель — это владелец жилья. Он сдаёт недвижимость и предоставляет жильцу право проживания в своей квартире. (из рус. источников) • Ken Duncan is actually working to make life better for Westwood citizens, not enriching developers or rental property owners.ART Vancouver)
collinsdictionary.com)