Advanced Utility Systems Corporation and Mitchell Humphrey Sign Partnership Agreement

Toronto, Canada and St. Louis, Missouri, August 23, 2005

Advanced Utility Systems Corporation, a leading provider of customer information and billing software for the utility industry and Mitchell Humphrey, a long-time specialist in financial accounting software and related services are pleased to announce that they have formalized a business partner agreement. Under the terms of this agreement Advanced and Mitchell Humphrey will leverage their North American presence and utility industry experience to offer an integrated and comprehensive customer information, billing and accounting management solution for the utility market.

Advanced Utility Systems Corporation offers CIS Infinity®, feature-rich, flexible customer information and billing software, exclusively to utilities and municipalities. CIS Infinity combines comprehensive functionality, a reliable technology base, and an industry-leading integration strategy to help utilities improve their revenue stream and provide first-rate customer service. Founded in 1997, Advanced quickly emerged as an innovative software provider that today has a client roster of more than 65 utilities. Since its start-up, Advanced has rapidly become a key player in the diverse CIS market across North America and the Caribbean.

Founded in 1977, Mitchell Humphrey offers a highly customizable, feature-rich accounting software solution. FMS II, developed and supported by leading CPAs and IT professionals, is widely utilized in the government and public sectors, as well as by mid-sized firms and Fortune 1000 companies. Mitchell Humphrey continually invests in new technology and has recently developed FMS-CashTrack; a cashiering software solution suitable for municipalities and other mid to large-sized organizations.

Kim Schaefer, President and Chief Operating Officer of Mitchell Humphrey commented, "We look forward to working with Advanced on our new partnership. Much of our client base is municipalities and Advanced offers a comprehensive customer information and billing software that will be attractive to the municipal segment of our business."

Patricia Sorbara, President and Chief Executive Officer of Advanced Utility Systems had this to say about the partnership: "We are very pleased to announce our partnership with Mitchell Humphrey. This partnership will allow us to offer our clients and other organizations a choice of accounting management products. Mitchell Humphrey offers a complete suite of products as part of FMS II including General Ledger, Accounts Payable, Accounts Receivable, Budgeting and Financial Planning which can be purchased individually as modules or as part of an integrated solution."

About Advanced: Advanced Utility Systems Corporation is a privately owned and operated software and services company in Toronto, Canada. Founded by three partners the company has grown from its 1997 start-up to serve more than 65 North American and Caribbean water, electric, and natural gas utilities with its billing and customer information solution, CIS Infinity®. Advanced recruits seasoned utility and technology staff to bolster its implementation and support teams. Today, all of Advanced’s core teams are replete with industry veterans who bring deep technical and business expertise to Advanced and its clients. Advanced has built its organization around its core competency: serving utilities’ needs with state-of-the-art software and support. With approximately 90% of its staff devoted specifically to development, support, and customer service, Advanced has the technical strength of a large multi-solution vendor with the focus and commitment of a dedicated partner.

About Mitchell Humphrey: Mitchell Humphrey specializes in business process management, offering financial management solutions backed by over 27 years of Best Practices methodology. Clients include mid-to large-sized organizations in a variety of industries including retail, insurance, service, distribution, county and municipal government, and not-for-profit organizations. Our team of CPAs and IT professionals specializes in the design, development, and implementation of accounting software. Our FMS II solution provides a unique combination of powerful functionality and the ability to be personalized to each client's unique business needs.

For more information, contact:

Philip Playfair
Chief Marketing Officer
Advanced Utility Systems Corporation
(416) 496-0149 x229

Tim Kiely
Business Development Manager
Mitchell Humphrey
(314) 991-2440

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