Kandana

De Mazenod College (DMC), founded in 1931, is a Catholic school in Kandana, Sri Lanka, now managed by the De La Salle Brothers. De Mazenod College is a mixed school and has classes from grade 1 to grade 13. Classes are conducted in Sinhala as well as English. Girls are admitted to the school from grade 6 upwards.

Basilica College (RBC), founded in 1993, is a Catholic school in Ragama, Sri Lanka, managed by the Ragama Zonal Ediucation Office and is affiliated with the Religious of the Virgin Mary order. Basilica College is a mixed school and has classes from grade 6 to grade 13. Classes are conducted in Sinhala as well as English. The college houses is Gamunu, Vijaya, and Parakum. Old Basilicans Association start with about 15 members was inaugurated in 2015,

Ragama (Sinhala: රාගම Tamil: ரா௧ம) is an outer suburb of Colombo, located in the Gampaha District, Western Province, Sri Lanka. It is governed by the Ja-Ela Divisional Secretariat.

The Faculty of Medicine of the University of Kelaniya located in Ragama, is one of eleven state medical schools in Sri Lanka. It is on a 35-acre (140,000 m2) campus at Ragama, and the faculty began classes with the admission of 120 students in September 1991. Before that it was called the North Colombo Medical College (NCMC).

Ja-Ela Divisional Secretariat is a Divisional Secretariat of Gampaha District, of Western Province, Sri Lanka.

Navy Ground is a cricket ground in Welisara, Sri Lanka. The first recorded match held on the ground came in 2002 when Galle Cricket Club Under-23s played Nugegoda Sports and Welfare Club Under-23s. First-class cricket was first played there in 2006 when Burgher Recreation Club played Saracens Sports Club in the 2006/07 Premier Trophy. To date twenty first-class matches have been held there, though home side Sri Lanka Navy Sports Club didn't start playing there until the 2009/10 season. The first List A was held there in the 2006/07 Premier Limited Overs Tournament when Kurunegala Youth Cricket Club played Sri Lanka Army Sports Club. To date, ten List A matches have been played there.

Naval Boat Building Yard (NBBY) is a shipyard of the Sri Lanka Navy situated in Welisara that produce small and specialist watercraft for the Sri Lanka Armed Forces, state institutions and civilians.

Batuwatta is a town situated approximately 4 km from the town of Ganemulla, in the Gampaha District of Sri Lanka. It belongs to the Ja-Ela Electoral District.

Kerewalapitiya is a suburb of Wattala, which acts an interchange to connect the Airport Expressway and the OCE-Expressway. Kerawalpitiya has opened an icon for Sri Lanka's largest privately owned power station, the Yugadanavi Power Station, and the beach resorts are attested in provision to satisfy the creation to the Airport Expressway and the reclamation of the old Dutch Canal.

The Basilica of Our Lady of Lanka (Sinhala: ලංකා අප ස්වාමිදුවගේ බැසිලිකාව, romanized: Laṁkā Apa Svāmiduvagē Bæsilikāva; Tamil: லங்கா மாதா பேராலயம், romanized: Laṅkā Mātā Pērālayam) is a Roman Catholic basilica in Tewatte, Sri Lanka. Being thus in a somewhat distant suburb of Colombo, it comes under the purview of the Roman Catholic Archdiocese of Colombo and is a site of pilgrimage for Sri Lankan Catholics. The church is home to the venerated statue of Our Lady of Lanka.

Sobadhanavi Power Station is a 350MW LNG-fired combined cycle power station located in Kerawalapitiya, Sri Lanka. The first phase of 220MW was commissioned on 28 August 2024, consisting of a single F-class gas turbine manufactured by Siemens Energy. The second phase in anticipated to be completed by early 2025.

The Yugadanavi Power Station (also known as Kerawalapitiya Power Station) is a large oil-fired power station in Sri Lanka. The 300 MW power station is located in Kerawalapitiya, in the Western Province of Sri Lanka. Construction of the power station began in November 2007, and progressed in two phases, with the first 200 MW phase completing in a record 10 months, and the second phase completing later in February 2010. Phase 1 of the power station was ceremonially inaugurated by President Mahinda Rajapakse on 8 December 2008. The US$300 million power station was supported by a €152 million debt component through HSBC, which was supported by export credit agencies in the United States, Germany, Netherlands, Poland, France, and Austria.