Achieve Excellence.
Deliver Results.
Exceed Expectations.

Quality workmanship completed by experienced and dedicated employees has established Alterman as San Antonio's leading electrical contractor.  Superior installations, completed on time, provide our clients with lasting results that minimize life cycle costs.  Alterman's success can be attributed to the professional attitudes and exceptional skills and expertise of our managers, supervisors, electricians, technicians, and support personnel.  An employee-owned company that attracts the best employees, Alterman has served commercial and industrial clients in San Antonio and surrounding areas in South Texas since 1923.

Today, our capabilities include electrical construction and pre-construction management, the design and installation of voice and data communications systems, video cabling, access controls, security and surveillance systems, electrical service, preventive maintenance, and 24-hour emergency service.

Alterman's ability to achieve outstanding results comes from our core strengths:

• Qualified and dedicated team of licensed electricians and certified technicians
• Excellent safety record acquired through structured, pro-active training programs
• Experience with diverse commercial and industrial projects
• Technical expertise in specialized systems and processes
• Alliances with knowledgeable and responsive vendors
• Commitment to continuous improvement practices