Ruiru

The Devki Group of Companies, commonly referred to as the Devki Group, is a privately owned conglomerate in Kenya. Narendra Raval, a wealthy Kenyan industrialist and philanthropist, is a majority shareholder in each of the companies in the Group. The majority of the companies in the group focus on the manufacturing of building materials, including cement, aluminum and steel. The group has subsidiaries in Kenya, Uganda, Rwanda and the Democratic Republic of the Congo.

Kamakis (or Kamaki's) is an area located along the Nairobi Eastern Bypass Highway. Often referred to as "Nairobi's Nyama Choma Belt", the area is administratively in Ruiru, Kiambu County which by extension falls within the greater Nairobi Metropolitan Region.

Paramount Dairies Limited (PDL), often referred to as Paramount Dairies, is a dairy processing company in Uganda. PDL is a leading manufacturer of Cheddar and Gouda cheeses in Uganda. In 2013, the Daily Monitor newspaper named this company among the 6 key milk processors in the country, out of at least 30 licensed operators.

Brookside Dairy Limited, often referred to as Brookside Dairies, is a dairy processing company in Kenya, the largest economy in the East African Community. The company offers fresh pasteurized milk, cream, butter, yogurt, ghee, and long life milk products in Indian Ocean Islands, East Africa, Rwanda and Burundi. It provides products through distribution depots, agents, and sub agents to outlets in East Africa.

Membley Estate is an upper middle-class suburb located near Nairobi, in the South-Western Ruiru Municipal area of Kiambu County. The suburb is located a short distance from Kenyatta University, Kamakis and Tatu City some 1.5 Kilometers from the Thika Road. The Membley Baptist, St. Lucia Catholic Church and ACK St Mathew's Membley Churches are found within this locality.

Sipet College is located in Meru County, Eastern province, below Mt. Kenya at Ncheege plaza (3rd floor) around Kirukuri street behind consolidated bank.

Kenyatta University (KU) is a public research university with its main campus in Nairobi, Kenya. It acquired the status of university in 1985, being the third university after University of Nairobi (1970) and Moi University (1984). As of October 2014, it was one of 23 public universities in the country.

Kenyatta University Solar Power Station is a 10 MW (13,000 hp) solar power plant under construction in Kenya.

Kahawa is a mixed-use settlement spanning the Kiambu and Nairobi county borders along Thika Road. It is electorally divided into four wards across the two counties: Kahawa and Kahawa West wards in Nairobi county and Kahawa Wendani and Kahawa Sukari wards in Kiambu county. Despite its proximity to the city, half of it is administratively in Ruiru, while some parts, such as Kenyatta University, Kahawa Barracks, Kiwanja and Githurai 44, are administratively in Kasarani.

Kenyatta University Hospital (Kenyatta University Teaching, Referral & Research Hospital (KUTRRH)) is a National Referral Hospital with a 650-bed capacity. The hospital is equipped to offer specialized Oncology, Trauma & Orthopedics, Renal, Accident & Emergency, among other services but the oncology center is its flagship project. The hospital was officially opened by President Uhuru Kenyatta on 10th of September 2020 though it had been in operation since October 2019. The hospital has an integrated molecular imaging center which helps in the treatment and diagnosis of cancer, one of the major reasons Kenyans travel abroad to seek.