Yes they do, They are one of the largest foreign investors in the USA, Canadians too. Canada is targeting US banks, railroads and a lot of other things. This Canadian provides quality rental housing to three American families.
Here are statistics:
https://www.selectusa.gov/FDI-in-the-US
In 2014 here are the top 10
The United Kingdom is the largest contributor to the foreing direct investment in the United States by a large margin at $449 billion.
Japan with $373 billion.
The Netherlands with $305 billion.
Canada with $261 billion.
Surprisingly, the tiny country of Luxembourg with $243 billion.
Germany with $224 billion.
Switzerland also at $224 billion.
France at $223 billion.
The British Virgin Islands at $100 billion.
Belgium with $89 billion.
Here is another link
https://howmuch.net/articles/foreign-investment-usa