Our Executive Team

Geolocation Pioneers

Backed by an experienced management team that has built and operated multiple national wireless systems, NextNav is revolutionizing urban and indoor positioning for public safety and commercial applications.

  • Mariam Sorond

    Mariam Sorond

    Mariam Sorond is NextNav’s Board Chair and Chief Executive Officer, bringing extensive spectrum expertise and a proven track record of success to further NextNav’s leadership with 3D geolocation and GPS resiliency. For more than 28 years, she has led transformational change across mobile, wireless, fixed, and satellite networks, and held leadership positions within start-ups and large companies.

    Most recently, she served as the Chief Technology Officer at VMware as CTO of the Service Provider and Edge business unit to help define and evangelize the technical strategy internally and externally as well as lead engagements with service provider partners to influence and promote vision, product and solution alignment and adoption towards the digital transformation. Mariam has also served as the Chief Research and Development Officer at CableLabs, and the Chief Wireless Architect of DISH. Earlier in her career, she worked for vendors such as Lucent Technologies (now Nokia), and several operators including ICO, Nextel, and PrimeCo, where she began as an RF Engineer.

  • Dr. Arun Raghupathy

    Dr. Arun Raghupathy

    As Co-Founder and Chief Technology Officer, Arun Raghupathy heads Engineering at NextNav spanning Systems Algorithms, Hardware, Firmware and Software domains. Before co-founding NextNav, he spent more than 10 years as a technology leader developing innovative ideas and maturing them into commercial products at multiple technology companies. At Qualcomm, he was involved in development of technology for cellular modems including key contributions to transmitter design and to the design of the first CDMA direct conversion receiver chipset. At Texas Instruments, he led the GPS systems team and, as system architect, developed innovative GPS measurement and positioning techniques applied to multiple generations of smartphone multi-radio chipsets. At NextNav, he has been a key contributor to the critical IP and the architect for system/HW/SW design for the TerraPoiNT and Pinnacle services. He has more than 50 issued patents.

    He has a Ph.D in Electrical Engineering from the University of Maryland, College Park in 1999 and an M.S in Electrical Engineering from the University of Maryland, College Park 1996. with specialization in signal processing and communications. Prior to that, Arun obtained a Bachelors of Technology in Electronics Engineering and Communications degree from the Indian Institute of Technology, Madras in 1993.

  • Dr. Sanyogita Shamsunder

    Dr. Sanyogita Shamsunder

    As Chief Operating Officer, Sanyogita Shamsunder oversees NextNav’s business development, strategy, product and software, program and operations, and IT, bringing over 20 years of experience leveraging technology and innovation to scale growth. Recently, she held the title of the Head of Edge Network Infrastructure at Google, where she led the team that developed and maintained Google’s multi-vendor Global Edge Network. Prior to that, she managed various network and product teams at Verizon, including in her role as the Vice President of Product Strategy and Operations, where she led early 5G network technology development and trials. She has also held product development, leadership and advisory roles at several startups, such as Sandbridge and Meeami Technologies. Earlier in her career, she launched the first 4G devices as well as led various spectrum initiatives in collaboration with government and industry groups. Sanyogita received her MBA from the Wharton School and Ph.D in electrical engineering and math from the University of Virginia.

  • Christian Gates

    Christian Gates

    Christian Gates is NextNav’s Chief Financial Officer. Prior to that, he served as Senior Vice President of Strategy and Development, leading the business development team, managing the company’s corporate partnerships, and contributing to its policy outreach efforts. Before joining NextNav, he was VP of Strategy at SkyTerra. Mr. Gates’ background includes a range of telecommunications and technology ventures, after starting his career in finance. Mr. Gates is a graduate of Dartmouth College.

  • Gillian Smith

    Gillian Smith

    As Chief Marketing Officer, Gillian Smith is responsible for planning, developing, and implementing NextNav’s marketing and communications efforts. She is an award-winning marketing executive with over 25 years of experience with companies and organizations including Coca-Cola, Burger King, and Teach For America, and has been a pioneer in the digital media space.  Her marketing campaigns have won awards including Cannes Golden Lions, Effies, Association of National Advertisers Best Multicultural Advertising,  Best Viral Advertising (Wall Street Journal), and even Best Campaign of the Century according to The New York Times. Gillian is passionate about launching new products and leveraging the power of innovative technologies to enhance people’s lives and improve experiences.

  • Robert Lantz

    Robert Lantz

    Robert Lantz, an attorney with over two decades of legal experience in the public and private technology and telecommunications space, serves as NextNav’s General Counsel and Secretary. His background includes extensive corporate securities, commercial, governance and regulatory work globally with publicly traded companies spanning technology, telecommunications, and more. In his role as General Counsel, Robert oversees NextNav’s legal function and supports the company’s commercial activities, including its partnership and growth endeavors such as NextNav’s transition to become a public company and the recent acquisition of Nestwave.

  • Ed Mortimer

    Ed Mortimer

    Ed Mortimer is NextNav’s Vice President of Government Affairs, bringing over thirty years of experience in infrastructure legislation and regulation to the team. Most notably, Mortimer served as the Vice President of Transportation and Infrastructure for the United States Chamber of Commerce from 2015 to 2022, a role in which he was an outspoken champion of and critical leader for the passage of the recent bipartisan infrastructure bill. Ed was named a “Top Lobbyist” by The Hill magazine in 2022.

  • Mary Lee Sharp

    Mary Lee Sharp

    As Vice President of People, Mary Lee Sharp is responsible for leading NextNav’s global people strategy and guiding human resources priorities to build and support a high performing organization, including workforce planning and design, talent recruitment and management, employee relations and engagement, learning and development, compensation and benefits, DEI & HR social media initiatives, and compliance. Most recently, Ms. Sharp served as the Senior Vice President and Chief Human Resources Officer of National Mortgage Insurance. She has also held executive positions in Human Resources at Financial Engines, Omnicell Inc., Sybase Inc. and Panalpina Inc. Mary Lee holds a J.D. from Santa Clara University School of Law and a B.A. degree in political science and public affairs from the University of Denver.

  • Mariam Sorond

    Mariam Sorond

    Mariam Sorond is NextNav’s Board Chair Chief Executive Officer, bringing extensive spectrum expertise and a proven track record of success to further NextNav’s leadership with 3D geolocation and GPS resiliency. For more than 28 years, she has led transformational change across mobile, wireless, fixed, and satellite networks, and held leadership positions within start-ups and large companies.

    Most recently, she served as the Chief Technology Officer at VMware as CTO of the Service Provider and Edge business unit to help define and evangelize the technical strategy internally and externally as well as lead engagements with service provider partners to influence and promote vision, product and solution alignment and adoption towards the digital transformation. Mariam has also served as the Chief Research and Development Officer at CableLabs, and the Chief Wireless Architect of DISH. Earlier in her career, she worked for vendors such as Lucent Technologies (now Nokia), and several operators including ICO, Nextel, and PrimeCo, where she began as an RF Engineer.

  • Bandel L. Carano

    Bandel L. Carano

    Bandel L. Carano is a Managing Partner at Oak Investment Partners, which he joined in 1985 and became a General Partner in 1987. Bandel is currently on the Boards of Airspan Networks, Centric Software, MobiTV, Mojix, NeoPhotonics, NextNav, nLight, and SmartDrive. Bandel has also led investments in and/or served on the Boards of 2Wire, Avici, CoreTek, Endwave, Fiber Tower, Good Technology, Kratos Defense & Security Solutions, Netopia, Phononic Devices, Picture Tel, Polycom, Presidio, Protean Electric, Qtera, Sentient Networks, Solarflare Communications, Tegic, Trapeze Networks, Wellfleet, Entropic, Illustra/Informix, Sybase, Tele Atlas, Actel, Airgo Networks, CommQuest, Kenet, Level 5, NanoH2O, NemeriX, Newport Media, Resonext, SMIC, Synaptics, Virata, Interconnectix, Parametric, Synopsys, Tensilica, Wavestream, and Zayo.

    Bandel received BS and MS degrees in Electrical Engineering from Stanford University. He currently serves on the Investment Advisory Board of the Stanford Engineering Venture Fund.

  • Alan B. Howe

    Alan B. Howe

    Alan Howe is NextNav’s Lead Independent Director. Mr. Howe has served as a co-founder and the Managing Partner of Broadband Initiatives, LLC, a boutique corporate advisory and strategic consulting firm, since 2001. Previously, he held various executive management positions at Covad Communications, Teletrac, Inc., Sprint and Manufacturers Hanover Trust Company. Mr. Howe is an experienced public company director. He currently serves on the boards of Babcock & Wilcox (NYSE: BW), Resonant (NASDAQ:  RESN), Sonim Technologies Inc. (NASDAQ: SONM), and Orion Energy Systems, Inc. (NASDAQ: OESX).  Mr. Howe was previously a director of Spartacus Acquisition Corporation.

    Mr. Howe received a Masters of Business Administration from the Kelley Business School at Indiana University and a Bachelors of Science – Business Administration and Marketing from the Gies School of Business at the University of Illinois. Mr. Howe was selected to serve on our board of directors because of operational, corporate finance, business development and leadership experience as well as his in depth strategic knowledge of the wireless, location technology, telecommunications, and software industries.

  • Jon Marcus

    Jon Marcus

    Jonathan Marcus currently serves as the Chairman of Alimco Financial Corp., (“Alimco”) and previously served as CEO of the Company from March 2019 to May 2023. He is also currently on the board of directors for Anacomp, Inc. and Kaspien Holdings Inc. Earlier in his career, Mr. Marcus was a managing member and co-founder of Broadbill Partners, L.P., a fund focused on special situations and distressed securities. Prior to Broadbill, Mr. Marcus was the Chief Investment Officer of Cypress Management, L.P., the predecessor fund to Broadbill, which he founded in 1995. Mr. Marcus’ career also includes extensive investment banking and financial advisory work at Prudential-Bache Securities and Credit Suisse First Boston. Since January 2018, Mr. Marcus has served as Special Advisor to Milfam LLC.

  • John Muleta

    John Muleta

    John Muleta is currently CEO of ATELUM LLC, a technology transfer firm specializing in mobile and Internet services, and the Managing Member of SNR Wireless. He was previously partner and co-chair of the Communications Practice at the law firm of Venable LLP. Prior to his legal career, Mr. Muleta served as chief of the FCC’s Wireless Telecommunications Bureau, where he was responsible for developing and implementing spectrum policy, managing the FCC’s auction and licensing processes, and implementing the Agency’s wireless E911 mandate. Additionally, he served as Deputy Bureau Chief of the FCC’s Common Carrier Bureau from 1994 to 1998.

    Mr. Muleta also has a distinguished private sector record as an entrepreneur and business executive. He served as founder, director and CEO of M2Z Networks and as Chairman and CEO of Tellus Technology. In addition, he was a senior officer of two publicly traded companies, Navisite, Inc. (NASDAQ: NAVI) and PSINet, Inc. (NASDAQ: PSIX,). In those roles, he was responsible for international expansion and new business initiatives. During his career, Mr. Muleta has served on the boards of Fibertower, HRsmart, and Folio Investing, and on the advisory boards of Good Technology, Cognio, and Packethop. Mr. Muleta holds an undergraduate degree in Systems Engineering and an MBA/JD from the University of Virginia and was a founding alumni Trustee of UVA’s Inclusion, Diversity, Equality and Access (IDEA) Fund and served as chair for two years.

  • Neil Subin

    Neil Subin

    Neil currently serves as Chief Investment Officer for MILFAM, a single-family office.

    Throughout his career, Neil has served as a director and major shareholder for a number of telecommunications companies through various cycles of their growth and development. His efforts include advising companies on the appropriate approach to support the growth and development of their spectrum assets via effective financial and operating plans. He has also been integral in providing substantial transaction support for spectrum assets tied to several of the major telecommunications companies which has resulted in significant value creation for these businesses.

    Neil also has extensive experience as investor, including roles as Managing Director of the investment advisor to Aspen Advisors and as Chairman of Broadbill Partners.

    Neil currently serves on the boards of Alimco Financial Corp, Centrus Energy Corp, Frontiersman Holdings, Inc., and Quantlab Financial LLC. Prior board memberships include Phazr Inc., Federal-Mogul Corporation, Fibertower Corp, First Avenue Networks, Inc., WCS Wireless LLC, 360networks (USA), Inc., Primus Telecommunications Group, Institutional Financial Markets, Inc., and Komag, Inc.

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