Leadership

AireSpring's management team is composed of veterans with years of experience in the industry.

AireSpring’s management team is made up of industry veterans, most of whom have over 25 years of experience in the technology and competitive communications business with companies ranging from smaller carriers to some of the world’s largest telecom conglomerates and tech companies.

AireSpring combines the latest technology and solutions with a commitment to delivering the highest quality, reliability, and service at a competitive price and ensuring that the customer is always #1.

Avi Lonstein - Chief Executive Officer

Avi Lonstein has been a telecom entrepreneur for over 25 years. In 1989, Mr. Lonstein co-founded ADDTEL Communications. As President of ADDTEL, he was directly responsible for growing the company from a start-up operation to one of the country’s most successful nationwide long distance resellers. Under Mr. Lonstein’s direction, ADDTEL was recognized as one of the telecom industry’s most innovative and well-managed companies, and experienced substantial growth during his tenure. Mr. Lonstein’s next entrepreneurial venture was AireSpring which he co-founded in 2001. Mr. Lonstein and his team foresaw the massive changes in telecom technology, and rapidly built AireSpring’s own next-generation IP network to become a full-fledged VoIP carrier, offering a range of SIP Trunking and telephony services. Mr. Lonstein later spearheaded development of the company’s own nationwide MPLS network and created an innovative Mesh MPLS product that has won several awards. As chief executive officer for AireSpring, Mr. Lonstein is responsible for the company’s operations, strategy, and transformation into a nationwide provider of managed services for IP communications, intelligent networking and cloud computing applications and services. He continues to lead AireSpring as the company expands its portfolio of award-winning services and applications to keep it on the cutting edge.

Avi Lonstein

Chief Executive Officer

Daniel Lonstein - President And Chief Revenue Officer

Daniel Lonstein is responsible for the day-to-day operations of AireSpring, including the sales and marketing of its award-winning cloud communications solutions. He possesses extensive experience in the sales process both inside and outside of the communications industry. Since AireSpring was founded in 2001, Mr. Lonstein has consistently anticipated and led the transition from legacy services to VoIP and cloud solutions. Mr. Lonstein draws upon his over twenty-five years of experience in the telecommunications and high tech industries to create cutting edge products, direct sales and channel programs, and the operational teams necessary to support the delivery of mission critical products and services to small businesses and Fortune 100 brands alike in the highly competitive Unified Communications and Contact Center industries. In his position at the forefront of change in the industry, Mr. Lonstein has participated in multiple panels and published numerous articles on the latest products and technology trends in the US and abroad. He has lived and worked in Japan, Israel, and South Africa. Prior to AireSpring, Mr. Lonstein was co-founder and Chief Operating Officer of ADDTEL Communications and has previously held positions at On Target Market Research and Tel-Aviv based USTM Partners, as well as consulting for various international telecommunications conglomerates on how to export high tech and telecom products to the US.

Daniel Lonstein

President and Chief
Revenue Officer

Arno Vigen - Chief Financial Officer

Mr. Vigen has 30 years of experience in financial and executive management positions, including as the Chief Operating Officer of Justice Technology, which was named the Inc. 500 Winner for #1 Fastest Growing Private Company in the USA 1999. He also served as the Vice President of Finance for GSM and national carriers overseas. Mr. Vigen oversaw acquisitions by IDB Communications of FTC Communications – France Telecom (USA) and World Communications (formerly part of ITT – International Telephone and Telegraph), as well as the sale of IDB itself to LDDS.

Arno Vigen

Chief Financial Officer

Tony C. Lonstein - Executive VP

With over 30 years experience in international trading, Mr. Lonstein was the former co-founder and Chairman of ADDTEL Communications. Mr. Lonstein was responsible for the overall strategic direction for ADDTEL. Mr. Lonstein was involved in extensive negotiations with major carriers, including AT&T and MCI, as well as with major customers, which included such company as Earthlink Network. Mr. Lonstein’s prior experience includes the complex structure of several multinational trading agreements, as well as international import/export and commodities trading.

Tony C. Lonstein

Executive VP

David Lonstein - Executive VP Product Management

Mr. Lonstein previously ran the Customer Service Division at ADDTEL Communications and has 20 years of experience in all aspects of the telecommunications industry, including customer service, repair, and product management. Since joining AireSpring, he has been deeply involved in the company’s growth as the Director of Customer Service and later the Vice President of Carrier Relations. In his current role as Executive Vice President of Product Management, Mr. Lonstein oversees product development and management, special pricing, and the QuoteSpring proposal generation platform.

David Lonstein

Executive VP Product
Management

Ellen Cahill - Senior VP Marketing

Ellen Cahill is a strategic marketing expert with more than 20 years of proven results in the technology and software industry. She has served as Vice President of Marketing for Natural MD Search, VP of Product Marketing for IT Security provider Beyond Trust, and VP of Marketing for mobile solutions provider Thinque. Ellen is accomplished in relaunching acquired companies under new corporate brands to accelerate revenue and integrating products lines into existing product portfolios. She is recognized as a highly savvy marketing guru with specialties including Software-as-a-Service (SaaS), cloud computing, enterprise software, product marketing, lead generation and social media.

Ellen Cahill

Senior VP Marketing

Darren Sandford - Senior VP Operations

Darren Sandford has over two decades of experience building and operating telecommunication networks across the United States of America and Canada. Darren has recognized expertise in innovating and launching unique products into the marketplace, optimizing significant annual budgets for operational and financial success, and assisting executives in developing and implementing corporate strategies. He has previously held senior management and executive roles at various national and global telecom corporations, including Covad Communications, Pac-West Telecomm, and Primus Telecommunications, and also served as the Vice President for Technology Deployment at the California Emerging Technology Fund, a nonprofit organization that provides statewide leadership to close the “digital divide.”

Darren Sandford

Senior VP Operations

Rod Rummelsburg - General Counsel

Rod Rummelsburg brings extensive experience in intellectual property, corporate and commercial Law, litigation and alternative dispute resolution to AireSpring including over 15 years of managing the transactional, litigation, negotiation and IP/patent needs of several domestic and international telecommunications and Internet companies. Mr. Rummelsburg has represented both plaintiffs and defendants in multimillion dollar litigation matters in California, numerous state and federal courts and various appellate courts including the Ninth Circuit Court of Appeal. As in-house counsel at American Tower Corp. (NYSE: AMT), formerly Interpacket Networks, Inc., Mr. Rummelsburg managed telecommunications, regulatory, and legal issues for subsidiaries and customers in approximately 125 countries. Additionally, Mr. Rummelsburg has negotiated and structured telecommunication deals with numerous foreign government-owned utility companies. Mr. Rummelsburg is admitted to practice law in all federal and state courts in California and is a registered patent attorney with the United States Patent and Trademark Office. Mr. Rummelsburg has a comprehensive understanding of all phases of software development, having worked for many years at the Jet Propulsion Laboratory, TRW and Hughes Aircraft designing and developing software communications and information systems. After earning a BA from UCLA, Mr. Rummelsburg graduated with honors from Loyola Marymount University, Los Angeles, CA with a MS in Computer Science and earned a J.D. degree with honors from Loyola Law School, Los Angeles, CA.

Rod Rummelsburg

General Counsel

John Young - Senior VP Of Channel Sales

John Young is a highly respected telecom industry executive, with a deep record of innovation and leadership in both direct and channel sales. John joined AireSpring after more than 13 years at NetFortris where he was Executive Vice President of Global Sales and Global Channel Chief. His broad range of responsibilities there included both Enterprise and Channel Sales, Channel Marketing and Account Management. John previously served as Senior Vice President of Global Sales at Fonality (acquired by NetFortris in 2018) where he developed the North American and international sales teams and programs from the ground up, managing a large team of global Enterprise, Channel and Account Management sales reps, directors and VPs. During his career John has been invaluable in developing many unique partnerships with VARs, master agencies and sub-agents.

John Young

Senior VP Channel Sales

Wendell Nelson - Senior VP Wholesale

Wendell Nelson is a telecom industry veteran, with more than 25 years in the industry, successfully managing teams and building partnerships that deliver results. He has served as Vice President of Corporate Development at TailWind Voice & Data, expanding their opportunities beyond national technical support and dispatch services and into the connectivity business. Previously, he ran wholesale sales for Global Capacity, MegaPath and Covad Communications, building a reputation for success as an executive in corporate development, mergers and acquisitions, finance, engineering, sales and operations.

Wendell Nelson

Senior VP Wholesale

Mike Chase - Senior VP Of Solutions Engineering

Mike Chase serves on AireSpring’s executive team in the role of Senior VP of Solutions Engineering. He is a telecom veteran with deep expertise in advanced SD-WAN networking and related technologies. Mike leads AireSpring’s Solutions Engineering team which serves as a full-service network engineering resource to our channel partners and their enterprise clients. Mike brings experience across a vast portfolio of other telecom/VoIP, networking, datacenter and cloud services enterprises. He has over 25 years of experience designing complex datacenters worldwide during his work with such firms as Wells Fargo Bank, IBM, Mobil Oil Corporation, Union Oil, LA Cellular, Capitol Records, Equant, AT&T, Broadcom, Experian, tamCloud, dinCloud and others. In addition, Mike, also known as Dr. Cloud, is a published author of many online magazine articles, columns and blogs. He holds 20+ industry certifications, such as the prestigious Cisco Certified Internetwork Expert (CCIE# 7226), Linux LPIC2, VMware Certified Professional (VCP #26676) and others, along with a Juris Doctor (J.D.) degree in law from California Southern University. He previously co-founded and was former CTO of several cloud ventures, including one of the first Cloud Service Providers (CSP) to offer hosted virtual desktops worldwide.

Mike Chase

Senior VP Solutions
Engineering

Yang Yu - Senior VP Information Technology

Yang Yu is a highly regarded technology executive who spent over 15 years in various roles with IBM, rising from Systems Engineer with IBM Global Services to Delivery Project Executive, and ultimately Group CIO. In his role as Delivery Project Executive for IBM’s Business Transformation Program, Yang was responsible for implementation of the Blue Harmony software application throughout IBM worldwide. Following the success of this project, Mr. Yang was promoted to IBM Greater China Group CIO for China, Hong Kong and Taiwan. Following his tenure at IBM, Yang accepted a position as CIO with Prolacta Bioscience, a pioneer in providing human milk-based nutritional products for premature infants in the neonatal ICU. Mr. Yu’s role at AireSpring incorporates his background in solution architecture and strategy, resource management and more. His deep experience in global markets and technology is instrumental in creating the innovative, adaptive environment that will best serve our partners and customers into the future. Yang holds a Bachelor of Science degree in Business Administration and Management from the University of California, Riverside, as well as an MBA with emphasis in Management Information Systems (MIS) and Finance from the prestigious Hong Kong University of Science and Technology. Additionally, Mr. Yu has added certifications including the Project Management Professional (PMP) from the Project Management Institute, and certification in IT Architecture from The Open Group, a global technology standards consortium.

Yang Yu

Senior VP Information
Technology

Mike_James_lightblue_200px_300px_portrait

Mike James - Senior VP Of Customer Experience

Mike James serves on AireSpring’s executive team as the Senior VP of Customer Experience. Throughout his long career in the telecommunications industry, Mike has built a reputation for success as an executive in customer experience, sales, account management, technical support, customer care, marketing, training, installation, mergers and acquisitions, engineering, and operations.

Mike has extensive national and international experience having worked in numerous telecommunications companies in Europe, LATAM, Asia, Australia, the Caribbean, and the US. Prior to joining AireSpring, he worked at TPx Communications, most recently as SVP Customer Experience, while during his 19-year career there, he played a key role in their evolution to becoming a Managed Services Provider, which was a key factor in growing their revenue and customer value realization.

Mike has also held management positions at Nortel Networks, Sprint PCS, BellSouth Mobility, Optus Communications, Hong Kong Telephone, and Cable & Wireless. Additionally, Mike is an Advisory Board Member for the University of California – Irvine, Customer Experience program.

Mike holds a Master of Science degree in Telecommunications Management from the Arden University (UK), and a degree in Telecommunications Electronics and Engineering from Anglia Ruskin University (UK).

Mike James

Senior VP Customer
Experience