About Grandstream Networks
Grandstream Networks has been a pioneer in unified communications technology since 2002, designing and manufacturing award-winning IP voice and video telephony, video conferencing systems, and physical security solutions. As a trusted global VoIP provider, Grandstream serves enterprises, service providers, and small businesses across more than 150 countries.
Grandstream's comprehensive portfolio of business communication solutions includes IP phones for enterprise, UCM series IP PBX systems, video conferencing equipment, WiFi networking solutions, and IP surveillance cameras—all engineered to deliver seamless collaboration and robust security. With a commitment to innovation, reliability, and cost-effectiveness, Grandstream has become the preferred choice for unified communications worldwide.
From carrier-grade IP phones and hotel IP phone systems to WiFi7 access points and SIP gateways, Grandstream continues to set industry standards in VoIP technology and enterprise networking solutions.
About Cohesive Technologies - Official Grandstream Distributor
Cohesive Technologies is the official National Distributor of Grandstream Networks for India, Sri Lanka, and Nepal, operating as Grandstream India. As the largest authorized Grandstream distributor in the region, we bring world-class VoIP solutions and IP communication systems to businesses across diverse industries including healthcare, education, hospitality, telecommunications, and enterprise sectors.
Our Role as Grandstream's Official Partner
As the exclusive Grandstream distributor for three countries, Cohesive Technologies provides end-to-end unified communications solutions with:
- Complete Product Range: Full portfolio of Grandstream IP phones, video conferencing systems, IP PBX solutions, networking equipment, and access control systems
- Technical Expertise: Certified Grandstream engineers providing expert consultation for VoIP deployment and network infrastructure
- Professional Installation Services: Turnkey deployment of IP telephony systems, video conferencing setups, and WiFi networks
- Configuration & Integration: Custom IP PBX configuration, SIP trunk setup, and integration with existing business systems
- Warranty & Support: Official Grandstream warranty support with dedicated technical assistance across India, Sri Lanka, and Nepal
- Training Programs: Grandstream certification training for partners and enterprise IT teams
Why Choose Grandstream India (Cohesive Technologies)?
- Official Authorization: Certified National Distributor for Grandstream in India, Sri Lanka & Nepal
- Comprehensive Portfolio: Complete range of IP telephony, video conferencing, networking, and security solutions
- Technical Mastery: Grandstream-certified engineers with expertise in VoIP technology and unified communications
- Pan-India Presence: Sales, installation, and technical support services across major Indian cities
- Proven Success: 500+ successful enterprise VoIP deployments across industries
- End-to-End Services: From VoIP consultation to IP PBX installation and ongoing support
- Genuine Products: 100% authentic Grandstream products with official warranty
- Industry Solutions: Specialized expertise in hotel IP phone systems, enterprise communications, educational institutions, and healthcare facilities
Our Vision
To be respected as the leading enabler of VoIP Technology in the most innovative & cost effective way. The vision is to enable the success of employees, partners & customers who directly or indirectly are associated with Cohesive Technologies.
Why Choose Us?
Our solutions are used throughout the public and private sectors to help increase physical security and improve your daily life. Choose the area of your interest.




