Doppler is a private limited company which is into Domestic and office building renovation Security system installation and maintenance & Electronics trade. Tiling and sanitary ware installation Plumbing Glass partition and green cubicle fabrication Interior designing Electrical wiring We’ve been in the business since 2015. We have a large corporate and domestic clientele. Our showroom and office are located in 51, St michael’s Road, Colombo 03 Sri lanka. For any service requirement feel free to contact us on 0779400999 or visit our showroom. CCTV Srilanka, CCTV in colombo, CCTV in Srilanka, Access control in Sri Lanka, CCTV in Kandy