Streetdirectory.com Jansen Mansions is located at Serangoon Gardens, a huge estate. You can find businesses, industry, residential property and entertainment in equal amounts here, unlike other districts that specialize in one. Commerce in Serangoon Gardens ranges from technology and manufacturing to pet supplies. This makes the district a convenient place to work and live, especially since it has many amenities as well. There are many public and international schools here, such as Nanyang Junior College and Australian International School, as well as nursing homes. And of course, Serangoon Gardens is the home of Chomp Chomp Food Center, famous for its local food.