SIGMASMS.COM

SIGMA messaging is a messaging service provider and developer of an omnichannel platform for business communication. Our company is based in the Russia (St. Petersburg), it was formed in 2010. Over the years we have grown to become the leading expert in A2P technologies, rapidly expanding into global market... We make it easy for businesses to stay connected with their clients wherever they are and enable complex solutions in the field of omnichannel communications... We ensure effective communication with your clients across a range of communication channels: SMS, WhatsApp, Viber, FlashCall, Cascade.