We Are ECSite.

Innovating site testing and closeout.

Meet Our Team


The core ECSite team has deep technical background in RF, telecom, civil, construction, test automation, mobile and cloud apps. Comprised of a highly innovative leaders in the industry from Silicon Valley, ECSite is building a world-class team that can automate everything.

Subbu Meiyappan

CEO and Co-Founder

Subbu Meiyappan is a leader in wireless telecom with over 25 years of entrepreneurial and technology development experience.  He is a serial entrepreneur, having previously co-founded NextNav, an inventor and an author. As CEO of ECSite, he is responsible for leading the company’s vision to automate everything, everywhere, helping transform the Telecom industry into the all-digital era.

Subbu previously co-founded NextNav in 2007  – an indoor location company. The technology (a terrestrial based network of highly-synchronized beacons that emit GPS-like signals on a licensed spectrum) he helped develop at NextNav has been adopted by NASA and is finding its way into public-safety, E-911 and myriad of location applications where GPS does not work.

Prior to NextNav, Subbu was Principal Engineer at Qualcomm and Airgo Networks leading the development of first commercial implementations of MIMO WiFi ICs. He has also worked at Cisco Systems, Philips Semiconductors (NXP) and VLSI Technology.

Subbu has over 25 issued US and international patents and several more pending. He has written several technical publications and spoken at industry and academic conferences. He also taught courses at Arizona State University and been on several industry standards committees.

He has a Bachelors Degree in Electronics and Instrumentation from Annamalai Unversity (India) and dual Masters in Electrical Engineering from Stanford University and Tennessee Tech.

He also co-founded a non-profit organization Vetrivelfoundation.org that is helping take world-class education to the masses by converting Khan Academy videos into Indian regional languages.

Padhu Balamani

VP of Engineering

Padhu is an experienced leader and successful entrepreneur with a demonstrated history of envisioning, creating and delivering successful products. Padhu Co-Founded Entappia and 10jumps bringing to ECSite his knowledge in enterprise software and product development for Cloud and Mobile SDK/App, Analytics and big data product. In addition, Padhu has held senior level positions at SAP Labs, Hewlett-Packard, Fishbowl Inc., and GE Healthcare.

John Coste

Vice President of Sales

John brings over 21 years of wireless industry experience working with mobile operators, DAS and tower solutions providers, property owners and enterprises, utilities, and government agencies to develop wireless infrastructure solutions, including senior roles with NexGen Vertical, Centerline Communications, ExteNet Systems, American Tower, and a startup tower and outdoor DAS provider sold to SBA Communications. Prior experience also includes work with private and public economic development agencies supporting commercial and industrial real estate development, and as a managing partner in a small business services enterprise.

John holds bachelor’s and master’s degrees in economics and business from the University of California, Santa Barbara. Originally from Victoria, British Columbia, Canada, John has resided in many parts of the U.S., from the northeast to the southern California coast, and currently resides in Raleigh, North Carolina.

Jayakumar Kadirvelu

Director of Product Management and Customer Success

Jayakumar has 20 years of experience in Software Architecture, Product Management, and Customer collaboration.  At his last company, Cisco Systems, his passion for innovation and customer focus has helped him spearhead multiple next-generation and award-winning products. The last product he worked on, Intelligent Traffic Director (ITD) won both the Cisco Pioneer and Interop ITX Awards. With years of cross-functional experience and leadership, Jay has won key customer deals, strategized delivery across platforms, and solved critical customer escalations. His expertise lies not only in developing products from conception to production but also in building and leading energetic teams to execute it. He strongly believes that trust and empathy are the fabric of an exceptional company, and has incorporated such a culture in all his teams.

Outside of work, Jay loves to volunteer along with his family in the local community. His educational background includes an Engineering Leadership Certificate Program from UC Berkeley, a Masters in Computer Science from the University of Illinois at Chicago, and a Bachelors in Computer Science from Annamalai University, India.

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