R J O'Neil

Established in 1926, RJ O'Neil is a renowned, woman-owned and minority-owned business based in Aurora, IL, specializing in high-quality HVAC-R, plumbing, and mechanical services for municipal, industrial, commercial, and residential sectors. With a strong emphasis on teamwork, customer satisfaction, and safety, they are committed to delivering reliable solutions and building enduring partnerships with their clients.

RJ O'Neil takes pride in its exceptional culture that fosters positive relationships and supports employees, resulting in successful project outcomes. Their comprehensive approach includes dedicated project management and a proven track record of on-time completion, making them a leading choice in the mechanical services industry.

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