We strive for excellence incorporated with absolute commitment and are always prepared to change to accomplish our vision. We aim to develop superior quality asphalt and concrete batch mix plants with zero defects and on-time delivery. And, most importantly, we seek to help customers find the best possible plant solution
We aim to be the market leaders for all categories of asphalt and concrete batch mix plants in India by producing and supplying high-quality, valuable and innovative products. This will allow us to offer our customers the best possible solutions when it comes to delivering the highest quality asphalt in an economical process
At STG & Ardent Maschinfabrik Pvt. Ltd, advanced systems and innovative structure combine to assure those unyielding morality requirements are fulfilled or even exceeded. These values are -
Mr. Ashok Tanna’s illustrious career in industrial manufacturing and infrastructure spans over four decades. Known for his relentless pursuit of excellence and innovation, he has transformed a modest workshop into a diversified business empire under the banner of Stg Infrastructure Pvt Ltd.
Mr. Tanna’s journey began in 1984 in a small workshop where he started by manufacturing steam boilers and thermal oil heaters. This humble start laid a solid foundation of hands-on expertise and a deep understanding of manufacturing processes, setting the stage for his future ventures.
Building on his early successes, Mr. Tanna expanded into the paint industry by supplying advanced resin manufacturing plants. His efforts focused on producing high-quality Alkyd and polyester resins, positioning him as a trusted supplier and innovator in a highly competitive market.
In the new millennium, Mr. Tanna strategically forayed into the manufacturing of asphalt and concrete batch plants. From 2000 to 2019, he forged successful partnerships with renowned companies like Linnhoff and Lintec. This collaboration culminated in 2019 when he took over 100 percent of the stake in the joint venture, marking a pivotal moment in his career. Additionally, he partnered with Eurotech to further enhance concrete batch plant manufacturing capabilities.
Mr. Tanna’s vision extended into other areas of infrastructure. He partnered with Guntert & Zimmerman to introduce slip form pavers in India, addressing critical needs in the construction sector. Perhaps one of his most celebrated contributions is the introduction of the Jetpatcher—a revolutionary pothole patching solution launched in 2008. The Jetpatcher quickly became synonymous with quality and efficiency, reshaping road maintenance practices in the Indian market.
Under Mr. Tanna’s leadership, Stg Infrastructure Pvt Ltd has evolved into a multifaceted enterprise. Today, the company not only manufactures asphalt and concrete batch plants for domestic and international markets but has also diversified its product portfolio. The brand Cobra now offers backhoe loaders and skid steer loaders, reinforcing the company’s reputation for innovation and adaptability in meeting the global demand for robust construction equipment.
Mr. Ashok Tanna is celebrated not only for his technical expertise and strategic business decisions but also for his visionary leadership. His ability to identify emerging trends and form strong partnerships has been instrumental in driving growth and innovation. Through social media and various industry forums, Mr. Tanna is frequently recognized by peers and industry leaders as a pioneer who has consistently pushed the boundaries of what is possible in industrial manufacturing and infrastructure.
Today, as the head of Stg Infrastructure Pvt Ltd, Mr. Tanna continues to lead with a focus on quality, sustainability, and technological advancement. His journey from a small workshop in 1984 to a leader in a diversified industrial conglomerate serves as an enduring inspiration for aspiring entrepreneurs across India and beyond.
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Mr. Chintan Engineer, Director of STG & Ardent Group, has been actively contributing to the infrastructure and industrial manufacturing sector since 2014. With a strong foundation in mechanical and industrial engineering and business management, Mr. Engineer brings over 11 years of hands-on experience in the manufacturing of Asphalt Batch Mix Plants and Concrete Batching Plants.
Since joining the industry, Mr. Engineer has been at the forefront of driving product innovation, operational efficiency, and technical excellence. His in-depth understanding of plant machinery, production processes, and control systems has helped position the company as a reliable and forward-thinking manufacturer in the competitive infrastructure equipment market.
Mr. Chintan Engineer continues to play a key role in shaping the future of STG & Ardent Group, fostering a culture of innovation, customer satisfaction, and global competitiveness.
Mr. Anil Jadhav has been a vital force at STG & Ardent Group since 2005, bringing over 20 years of industry experience in production, quality control, and technical project services. As General Manager – Technical Services (Projects), he plays a strategic leadership role in aligning engineering excellence with operational efficiency across the company’s asphalt and concrete manufacturing units.
Anil’s expertise spans a broad spectrum—from quality control and vendor management to logistics, factory production, and the erection & commissioning of manufacturing plants. His in-depth understanding of materials, equipment, and process optimization has been instrumental in ensuring that our asphalt and concrete plants consistently deliver to the highest standards of performance and reliability.
Throughout his tenure, Anil has led the execution of complex, large-scale infrastructure projects, ensuring seamless coordination between production, logistics, and on-site execution. His leadership has contributed significantly to building a resilient supply chain and driving innovation in plant operations and project delivery models.
Known for his sharp technical insight and hands-on management style, Mr. Jadhav is a trusted mentor to his team and a respected leader across the organization. His dedication to quality, commitment to continuous improvement, and long-term vision have had a lasting impact on the company’s growth, operational integrity, and industry reputation.
Mr. Chetan Kalyani has been an integral part of the STG & Ardent Group since 2014, serving as the Manager of Quality Assurance for Asphalt and Concrete Plants. With over a decade of hands-on industry experience, Chetan embodies our commitment to excellence, precision, and continuous improvement in construction materials and processes.
As a seasoned quality professional, Chetan leads with a clear vision—to uphold the highest standards of quality and reliability in every stage of our operations. His leadership in quality control has been instrumental in ensuring that all our materials and processes meet strict regulatory and engineering benchmarks, contributing directly to the success and durability of numerous infrastructure projects.
Chetan’s approach combines technical depth with proactive team collaboration. He has implemented robust quality management systems across production sites and has played a key role in driving process efficiency, minimizing wastage, and ensuring long-term performance of asphalt and concrete works.
More than just a manager, Chetan is a mentor and motivator who leads by example. His dedication to quality and operational excellence continues to inspire our teams and reinforce STG & Ardent Group’s reputation for delivering results that stand the test of time.
thank you for providing such a good machinery at nh1, karnal, haryana and making us efficient with your one and only innovative and aggressive plants for asphalt mixing
Malyadri. A employeestg & ardent india is a team of highly talented professionals who deliver the highest quality road construction equipment. nord drivesystems pvt. ltd. is very pleased to be associated with this market-leading company. the relationship continues to grow & develop and we look forward to working closely with them for the foreseeable futuret
Jyoti Mishra Marketing Headstg & ardent india is a team of highly talented professionals who deliver the highest quality road construction equipment. nord drivesystems pvt. ltd. is very pleased to be associated with this market-leading company. the relationship continues to grow & develop and we look forward to working closely with them for the foreseeable future
Jyoti Mishra Marketing Head