In an interview with Telecom Industry Review, Mahdi Noorani, CEO, Sigma Telecom, talked about the company’s services, projects & future plans. Tell us about the history of Sigma Telecom. What gave you the inspiration to move from telecommunication infrastructure services to the VoIP market? Sigma was formed in 2003; then, we were a small firm dealing in[…]
By sigmatelecom Business, Interview, VoIP Nov 27, 2018
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