Alva Welding Co. is a mobile welding service based in Logan Square, Chicago. Established in 2025, we’re dedicated to providing reliable, high-quality metalwork for residential projects of all kinds. Every job is handled with precision, professionalism, and pride — ensuring results that are built to last. As a locally owned and operated business, Alva Welding Co. takes pride in serving our community with dependable craftsmanship and honest service.