Inova Technology (IVTH) 8-K Changes in Registrant.s Certifying Accountant

George Brenner, CPA
A Professional Corporation
10680 W. PICO BOULEVARD, SUITE 260
LOS ANGELES, CALIFORNIA 90064
310/202-6445 – Fax 310/202-6494

March 28, 2007

Securities and Exchange Commission
450 Fifth Street, NW
Washington, DC 20549

Re: Edgetech Services, Inc. (the "Company")

Ladies and Gentlemen:

I have read the statements made by Edgetech Services, Inc. (copy attached), which I understand will be filed with the Securities and Exchange Commission, pursuant to Item 4.01 of Form 8-K, as part of the Form 8-K report of the Company dated March 20, 2007. I agree with the statements concerning my firm in such Form 8-K.

Very truly yours,