SPRINGFIELD, ILLINOIS, U.S. — Gavin O’Reilly, 58, president of Perten Instruments, died Sept. 22.

O’Reilly was born Dec. 19, 1960, in Cape Town, South Africa. He received a bachelor’s degree in electrical engineering and a master’s of business administration.

Prior to being president of Perten Instruments, O’Reilly co-owned Lab World in South Africa. He enjoyed scuba diving, running, golfing, hiking, photography and travel.

Memorial contributions may be made to the Levine Cancer Institute, Rare and Complex Cancer Fund, c/o Atrium Health Foundation, 208 East Blvd., Charlotte, North Carolina, U.S., 28203.

O’Reilly is survived by his wife, Deborah Jane (Fox) O’Reilly, who he married on Dec. 5, 1987, in Johannesburg, South Africa; four children Ashleigh (Claude Jacobs) O’Reilly of Springfield, Matthew O’Reilly of New York, New York, Kerryn O’Reilly of Springfield, and James O’Reilly of Springfield; three siblings, Noreen (Paul) Beets and Sean O’Reilly of South Africa, and Brendan (Lauren) O’Reilly of Springfield; two aunts; and numerous nieces, nephews, and cousins.