Overview
Steve’s Plumbing has been serving San Antonio, Texas since 1978, when founder Robi Jalnos started the business in his mother’s garage. Named after his father Stephan Jalnos, a Holocaust survivor and plumber, the company built a legacy of trusted service across the region. With over 40 years of hands-on experience, Jalnos grew Steve’s Plumbing to serve approximately 4,500 customers throughout the area before merging with Shafer Services Plus to become one of San Antonio’s largest heating, air conditioning, and plumbing companies.
Services Offered
Steve’s Plumbing, now operating under Shafer Services Plus, provides comprehensive plumbing solutions for both residential and commercial properties. The combined company has extensive experience with diverse infrastructure projects throughout San Antonio, including significant commercial installations. Services cover emergency plumbing repairs, maintenance, and installations designed to address urgent issues whenever they arise.
Why Customers Choose This Business
The business is built on a foundation of family values and customer-first principles. Robi Jalnos holds a green plumbers certification and previously served on the Texas State Board of Plumbing Examiners, where he chaired the examination, medical gas, water supply protection specialists, and personnel committees for seven years. This level of expertise and regulatory involvement demonstrates a deep commitment to industry standards and professional excellence.
The merger with Shafer Services Plus, which installed the first commercial air conditioning system in the Milam Building downtown, combines decades of institutional knowledge with expanded resources. Chase Anderson, president and CEO of the merged entity, emphasized that both organizations share mutual respect and dedication to putting customers first.
Service Area and Availability
Operating in San Antonio, Texas, Steve’s Plumbing and Shafer Services Plus serve thousands of residential and commercial customers across the region. The merged company maintains 24/7 availability for emergency plumbing situations, ensuring customers can access assistance whenever urgent issues arise.
Final Thoughts
With roots dating back to 1978 and a commitment to treating employees and customers like family, Steve’s Plumbing represents the kind of established, professional service that San Antonio residents and businesses depend on. The merger with Shafer Services Plus strengthens this legacy while expanding capabilities to meet diverse plumbing and HVAC needs across the area.



