He was born on 16 December 1943 in Rugaaga, modern-day Isingiro District, Western Region of Uganda. Following early public education in his home area, he moved to Mbarara, the largest town in the sub-region, when he was a teenager. He later relocated to Kampala, Uganda's capital and largest city.
Work experience
His parents owned a retail shop and he helped in running it as a young boy. When he moved to Mbarara as a teenager, he worked as a shop assistant in a produce store owned by an Asian family. Later, he began to purchase farm produce from the nearby villages. He would then sell the produce to the Asian shops and families in Mbarara. When he acquired his first automobile, he began a special hire taxi service in the town. He expanded this business to include a driving school. In his mid 20s, he relocated to Kampala and pooled all his resources to start Spear Touring Company. This served as the beginning of his corporate enterprise. In 1973, one year after the expulsion of Ugandan Asians by dictator Idi Amin, Wavamunno leveraged his assets and started , the sole Mercedes Benz dealership in Uganda. The dealership is also the sole authorised dealer in Jeep, Dodge, and Chrysler automobiles and parts. In addition, Spear Motors is the sole distributor of tractors and farm machinery in Uganda. Deutz Fahr is a farm equipment manufacturer based in Treviglio, northern Italy.
Investments
, the following were some of the enterprises owned wholly or in part by Wavamunno. The businesses listed here are sometimes referred to as the Spear Group of Companies or simply the Spear Group.
Spear Motors Limited - Franchise distributor and dealer in Mercedes Benz, Jeep, Dodge, Chrysler, and Deutz Fahr brands in Uganda.
Wavah FM - A private radio station.
Star Times Digital Satellite Television Service - A digital satellite distributor of television signals in Uganda.
Wavah Water Limited - A manufacturer and distributor of drinking mineral water in Uganda.
GM Tumpeco Limited - A manufacturer and fabricator of steel products, including number plates, traffic road signs, and billboards. Also, furniture, spring mattresses, uniports, wheelbarrows, and truck and bus bodies.
Fancy Furniture Limited - Importer and distributor of high-end office and household furniture.
Wavah Books Limited - A publisher of school text books and other writings.
Wavamunno has an honorary doctorate degree from Makerere University, Uganda's oldest institution of higher learning, and from Nkumba University. He is a professor in business and entrepreneurship at Makerere and is the chancellor at Nkumba. In January 2013, Wavamunno was appointed Knight of the Order of Saint John. Recipients of knighthoods in this order are not normally entitled to the honorific of "Sir". The award was in recognition of his philanthropic work with St. John Association of Uganda, where he has been a member since 1983. He currently serves as the chairman of the association. Among other charitable acts, he has donated two ambulances to the association, renovated their offices in Kampala, and offered bursaries to orphans.