Exhibit 16(b) March 21, 2001 Securities and Exchange Commission 450 Fifth Street, N. W. Washington, D. C. 20549 Re: MAS ACQUISITION XIX CORP. Dear Sir/Madam: Pursuant to the request of the above-referenced company, we affirm that: 1. We have read the Company's response to Item 4 of 8-K dated December 31, 1999; and 2 We agree with the response. Sincerely, /s/ Tubbs & Bartnick, P.A. Tubbs & Bartnick, P.A. 2300 GLADES ROAD, SUITE 415E, BOCA RATON, FL 33431, TEL (561)361-0330, FAX (561)368-7720 (MEMBER - AICPA DIVISION FOR CPA FIRMS)