3/12/07 TierOne Converged Networks Appoints Ronald Celmer, CFO.

Dallas, March 12, 2007 - TierOne Converged Networks, a Dallas based Wireless Internet Service Provider, announced today that it has appointed Ronald Celmer to the position of Chief Financial Officer (CFO). In this newly created position, Celmer will report to Kevin Weaver, TierOne's President and CEO. He will be responsible for directing all financial activities for the company, including accounting, legal, facilities, human resources, as well as banking and investment community relations.

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"TierOne is uniquely positioned to provide wireless broadband access to consumers and businesses in rural areas surrounding Dallas, Texas. TierOne's wireless internet service enables communities to tap into the rich array of information, video, music downloads and applications available only through broadband internet access", said Celmer. "I am delighted to join TierOne at such an important time in its development, and look forward to being part of a company that will fulfill an essential need in a previously underserved market segment."

"Ron joins TierOne at a critical and exciting time in the company's evolution," said Weaver. "With the company preparing to complete a merger with Zyterra Solutions and capitalize on our newly built network in Ellis County, Texas which delivers broadband internet access to over 200,000 households -- it's time to drive TierOne to the next level and Ron will be instrumental in taking us there."

Celmer brings over two decades of financial and high technology industry experience to TierOne, including 6 years as Managing Director of Bear Stearns where he invested a $450 million venture capital fund focused on early stage technology companies in t he media, communications and broadband application industries. Prior to joining TierOne, Celmer was the CEO of NASDAQ-listed Mediabay, Inc. a $40 million consumer products company. In addition, Celmer has held 15 board seats and invested in numerous internet-related companies, including Capital IQ and Savvus both of which were sold to strategic acquirers at multiples of the original investment.

Celmer holds bachelor's degrees in Economics and Psychology from the University of Pennsylvania, is licensed as a registered representative and was a CTP (Certified Turnaround Professional) in 1997.

About TierOne Converged Networks

By harnessing a new generation of leading-edge wireless technologies TierOne Converged Networks is a next generation WISP (Wireless Internet Service Provider) and is on the forefront of IP Convergence with the build out of commercial real estate turning them into next-generation smart buildings while providing turn key solutions for both building owners and tenants.

The Company's business focus is a two pronged approach:

1) TierOne's Municipal Solution. Bridge the digital divide by targeting underserved areas that don't have or have limited access to broadband services. The deployment of Secure Broadband Wireless Mesh Networks that will provide enhanced high-speed internet voice, and video to residential & business customers. While building our niche market for 4.9GHz Emergency Services, mobile/fixed wireless internet services to Municipalities and Independent School Districts.

*Multiple Applications that include Public Safety, Wi-Fi, Automatic Meter Reading, Video Surveillance, & Mobility.

2) TierOne's Commercial Office Building Solution. This Solution finally offers building owners/managers the ability to profit from the "Fourth Utility"; at the same time offering tenants enhanced lower priced services, high-speed bandwidth, mobility solutions, IP communications, and maximum flexibility. Building owners/managers will also increase the bottom line with cost savings in energy, lighting & HVAC systems, building security & access.

For more information please visit www.tieronecn.com

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This news release may include forward-looking statements, with respect to achieving corporate objectives, developing additional project interests, the company's analysis of opportunities in the acquisition and development of various project interests and certain other matters. These statements involve risks and uncertainties that could cause actual results to differ materially from those in the forward-looking statements contained herein.

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