About company The SIGMA company was established in 1992. The beginnings of the company's activity were related to the electrical industry, but the dynamic development led to the expansion of the business with air conditioning and sanitary installations in its broadest sense. SIGMA provides professional services in the field of: Design and technical consultancy Investor supervision Energy certificates Deliveries of complete installations Launch of warranty and post-warranty service WE GUARANTEE: - Individual care of a sales representative (technical advice / valuation) - High quality of installations - Convenient implementation dates - Affordable prices We are an authorized distributor of devices and materials from dozens of brands from various manufacturers. SIGMA INSTALACJE, Powered by op7.pl