thanks to your assistance; thanks to your help; thanks to your support
A polite, formal expression of gratitude, often used in speeches or written acknowledgments. Similar to おかげさまで but more directly attributes the positive outcome to the listener's help.
See also: おかげさまで
Thanks to everyone's support, we were able to open the store safely.
お陰をもちまして、今年もこの日を迎えられました。
Thanks to your help, we are able to celebrate this day again this year.
Mixed kana-kanji spelling; less common but still used.
Full kanji spelling; somewhat formal and less frequent.
Combination of お陰 (polite form of 陰, 'shadow, influence, help') + を + 持ちまして (polite form of 持つ, 'to have'). Literally 'having your help', it is a set phrase expressing gratitude.