1988
With a dream to take India to the technological forefront, Anil Agarwal established a copper cable manufacturing unit in Aurangabad, India - the early beginnings of what would become STL.
1993
To fuel growing aspirations as a technology pioneer, STL established an optical fibre cable manufacturing unit in Silvassa, expanding STL’s capabilities as well as its horizons.
1995
We established our first optical fibre plant in Aurangabad, India - a move that would define STL’s identity for the next 25 years.
2002
To fulfil ever-evolving customer needs, a data cable manufacturing unit was set-up in Dadra, adding breadth to STL’s growing portfolio. The unit remains one of India’s most advanced speciality cable manufacturing facilities, to this day.
2012
Expanding our global footprint, STL’s first overseas manufacturing unit was set up in Haimen City, China. The greenfield facility was a result of a joint venture between STL and Jiangsu Tongguang Communication Co. Ltd. (TGCl), to fulfil China’s 100 million fkm annual demand for optical fibre.
2013
Furthering our global strategy of building complementary partnerships in key geographical locations, STL formed a joint venture with Conduspar Condutores Eletricos Ltda. to establish a second overseas manufacturing unit in Curitiba, Brazil.
2015
With the acquisition of Elitecore Technologies, STL’s goal was to diversify beyond the infrastructure vertical, and provide end-to-end solutions to its Telco partners. This allowed STL to offer industry leading software solutions for operations support, business support, and revenue management.
2017
At STL, Innovation is in our DNA. To research and build accessible network technologies of the future, STL set up ‘Centre for Smarter Networks’ at Gurgaon, India. The centre is a part of STL’s growing list of innovation centres, which have collectively contributed to 376 patents over the years.
2018
In line with STL’s identity as an end-to-end global technology leader and integrator of digital networks, STL acquired Metallurgica Bresciana - an Italian specialised optical cable manufacturer. The move greatly augmented our access to strategic European markets and opened new pathways for STL.
2019
With a vision to make India the digital capital of the world, STL undertook various strategic initiatives in 2019:
2020
STL made yet another strategic investment in ASOCS - a developer of open, disruptive, and virtualized Radio Access Network (vRAN) solutions, delivering 4G and 5G for cellular networks. This allows STL to offer end-to-end capabilities for a converged network, i.e. both wireless and wireline, and deliver full-stack solutions to enterprise and telco customers.
2021
Expanded capacity for Optical Fibre Cable in Aurangabad
2023
STL established its first U.S. cable manufacturing plant in Kershaw County, South Carolina. The plant is strategically located closer to the customers in the region for speedier delivery.
enabling a digital-first future
STL’s high quality Optotec devices, in the domain of Exchanges, OSPs, Distribution & Access products, and Customer Premises products, enable faster and reliable connectivity.
Estelan is a complete portfolio of enterprise networking structured cabling solutions that includes single mode and OM3 fibre, shielded and unshielded copper cables (CAT6, CAT6A), patch cords and other components and accessories.
Your Virtual Marketplace for Cutting-Edge Optical Networking Solutions!
Celesta – Intelligently Bonded Ribbon Cable
World’s first G.657.A2 macro bend-insensitive optical fibre, compatible with legacy networks.
Industry’s first end-to-end solution for critical infrastructure security.
STL GARV is a multi-functional and easy-to-use digital access point that is designed for enabling rural citizens to benefit from the internet.
Neox is a product of STL specializing in Billing and Revenue Management, Wi-Fi & Packet Core Solutions – AAA, PCRF, DSC.
Despite the challenges of rugged terrain, unpredictable weather conditions, and scarcity of skilled resources, we completed a $350 million project for creating the world’s largest intrusion-proof smarter network infrastructure in J&K state of India for the Indian Army. 10,000 Kms OFC network with 25+ years of network life, with mission critical service support during cyclones.
Using the unique STL LEAD 360TM approach to connect 17 million people and 4,045 villages in the state of Maharashtra. A future-ready 20,000+ fkm optical fibre network, built using IP MPSL architecture, robotics, big data, and advanced analytics.
A $500 million multi-year project to design, execute, operate & maintain the Indian Naval Digital Network. An independent high capacity end-to-end communication network, linking multiple naval sites and Indian administered islands.
Using STL’s smart IoT-driven infrastructure to positively impact 325K lives in Kakinada Smart City in the state of Andhra Pradesh. Over 120 Km of underground optical fibre laid to support 350 city surveillance cameras, 400 free Wi-Fi access points, and 640 smart lights, resulting in reduced crime rates.
The task was to bring together two of India’s largest telecom networks, while not affecting the consumers’ experience. The project involved unprecedented scale and complexity, poor inventory database, and risk of capex realisation and resource dimensioning. The result was a P-MPLS network with data centre and disaster recovery centre to define infrastructure for SDWAN. We were also able to reduce the total cost of ownership (TCO)
Going beyond its well-established profile as a prominent tourist destination, the city of Jaipur wanted to reinvent itself as a leader in the smart city initiative of the central government. The city envisioned a digital infrastructure that not only enhances the quality of life of its citizens, but also creates a user-friendly administration for visiting tourists. It was with this aim that Jaipur Smart City Limited, a special purpose vehicle, was set up as a nodal agency to oversee the efficient execution of the Jaipur smart city project.
Gandinagar had the vision of being an equitable urban centre that provides a high quality of life to all its citizens. Towards this vision, Gandhinagar Municipal Corporation (GMC) endeavoured to create a world-class ICT infrastructure to cater to the growing population as well as to empower the citizens to easily and digitally access administrative services.
STL built a state-of-the-art high capacity fibre optic network for a leading ISP in the Philippines. Even the surge in bandwidth demand during the Covid outbreak was comfortably handled by the network, keeping thousands of businesses connected when it mattered the most.
STL enabled the global front runner in 4G mobile network to achieve desired scale and customer experience through its Crestel BSS/OSS Suite offering. The solution helped enable a convergent platform in eight months of transformation time. Real-time tracking of customer usage across both (Wi-Max, 4G LTE/VOLTE) networks ensured faster turnaround times.
For a leading telecom infrastructure provider in Indonesia, STL built a vast fibre optic network, complemented by 6 reliable and secure data centres, and 11.000G backbone capacity. The project enabled 17000+ islands and over 300 ethnic groups with high-speed internet, transforming everyday living for an entire nation,
STL utilized its Smart Wi-Fi Offload Solution for faster FTTH provisioning. Despite congested LTE network, spectrum shortage for expansion, and under-utilized WiFi access points, the project was a success with 20-30% reduction in network congestion.
We used STL Yogalite Cable with Micro-Module, for faster FTTH provisioning for a leading French Carrier. Despite challenges related to lack of manpower and time-consuming training sessions, we were able to reduce the installation time by 30%, while providing improved signal strength.
Using the FTTx Mantra and iCORE solutions, STL provided ubiquitous access of high speed broadband in 4.5 million homes in the state of Telangana. We were able to build a scalable, flexible, future proof, and reliable 17,000+ fkm OFC network.
Tackling the challenges of time consuming installation and expensive right of way permissions, we were able to achieve 35% reduced costs, as well as 30% faster network buildout for a leading South African telco. Other highlights include zero splicing, zero connecter points at drop locations, and upto 33% reduced trench depth.
Using STL’s LEAD 360 and FTTx Mantra offerings, STL was able to build the world's first exabyte network, for a leading South Asian telco. Despite the massive scale and tight timelines we reduced manpower requirements by 50% and provided an end-to-end full stack solution.
Using STL’s LEAD 360 and FTTx Mantra offerings, STL was able to build the world's first exabyte network, for a leading South Asian telco. Despite the massive scale and tight timelines we reduced manpower requirements by 50% and provided an end-to-end full stack solution.
One of the Maharatna electric utility companies envisaged a converged, next-generation, highly secure network infrastructure for providing "state-of-the-art" services to their client base to create differentiation in the market. We designed and developed an entire IP-MPLS network with state-of-the-art data centre and disaster recovery centre to host all required applications to define infrastructure for SD-WAN for the service provider's client base.
For a leading European internet company, we designed aninnovative Global Connect solution - low fire-hazard cable complying with the EU Construction Products Regulation (CPR) for Data Cabling and FTTO scenarios. By providing them a world-class data centre offering, we were able to achieve optimum balance of stiffness and flexibility, maximized duct size, and ROW utiziliation.
We took the initiative of designing an integrated system, STL Garv, for empowering the people of rural Telangana, UP, and Maharashtra with transformational digital services. Garv is a supercomputer in the form of a kiosk that enables access to multiple coordinated digital infrastructure and services for rural communities.
STL enabled the client to achieve desired scale and customer experience with an integrated end to-end fibre rollout offering for its hyper scale network powered by LEAD 360° approach. Through fibre deployment powered by design innovation, digital governance and advanced survey techniques, we were able to ensure faster and high quality project execution for building our client's Network of the future.
We used STL’s dWiFi solution for a leading Emirati carrier to enable their vision of a smart city. We created a network of 12000 access points at 165+ locations, with ultra fast deployment speed, and reduced OPEX and CAPEX. The end result is 7.5k active users availing the service with 100% uptime, and 10K+ taxis providing free WiFi to their customers.
We built a state-of-the art OFC network for a leading Indian ISP. The project utilized STL’s innovative Bow Lite (E) technology, resulting in more than 10x reduced Macro Bend loss, and a more reliable network.
Known for its design, installation, and infrastructure builds for hyper scale and colocation data centres, IDS created hyper scale data centres for one of the largest cloud providers across EMEA spanning 10 countries. The data centre achieved a capacity of 120MW, with 40% reduced build time.
A leading wireline provider in India wanted to provide connectivity to underserved areas in a viable and innovative way. To that effect, it laid a nationwide fiber network, complementing it with an ambitious carrier grade Wi-Fi deployment. The result was a Wi-Fi network that is secure, flexible and easy to connect to for subscribers as well as visitors.
I can validate that STL is a thought leader in optical business and its strategy of virtualised radio and FTTX is in the right direction.
Now we are fully convinced to partner with STL because of your technical skill set, installing capabilities and production strength. We wish to do more work with STL in the future.
We are ready to make a joint venture with STL as an exclusive partner for network build for the next 10 years.
STL has been our partner since inception. As we enhance our value proposition for our customers, STL as our network partner is enabling the reach of our digital sol. to the last mile.
We have been working with STL for the last 5 years and we have grown a tremendous business together. The partnership has worked out amazing for us.
I can't explain how impressed we were by STL. It is good to know that the investment we are making is going to be sustainable for the long term.
We can really witness how evolved STL is from the glass to the actual implementation and application of the networks and products in the networks. I haven’t witness this ever in my life before.
The Fibre tech, deep vertical integration, and interesting product line create an opportunity for partnering in the future.
It is really exciting to see the growth in 5G. There is a shift that is required towards bringing the adoption of wireless connectivity and I congratulate the entire STL team for being the growth-driver of this industry.
5G Edge Mantra is a very innovative product because it brings together backhaul and front end connectivity. I hope that STL gets a good market for it and we are proud that an Indian company is doing it.
STL has transformed itself, you have been producing stuff in India, you are major exporter of stuff that is made in India. You have innovated on your core and transformed into being an integrator of sorts.
STL has done a very professional job with the NCN project. We are really happy to partner with STL. STL's tech which is the best we could have ever got.”
We know STL as a pioneer in optical Fibre but what I found interesting is that they have moved up the value chain of connectivity with solutions at both application and access level.
The company has come a long way from a product company to an integrated networks solutions provider.
Wishing the management the very best in achieving their targets and creating shareholder value
STL's programmable network function suite across wired-wireless network deployments running on top of VMware Telco Cloud, keeps us in an advantageous position to support our mutual customers.
STL is sitting on a sweet spot (a non-chinese digital network builder), where if STL takes right actions, it can grow 10x.
STL technology develops and delivers optical communication products, and network and system integration services
We are thrilled to partner with STL, their staunch focus on technology and strong customer relationships will go a long way in delivering flexible and innovative solutions to customers.
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