SiWorks Inc. Appoints Mr. Xerxes Wania to the Board of Advisors

(Calgary, Canada - April 19th, 2004) - SiWorks Inc., a leading provider of wireless semiconductor intellectual property cores and design services, is pleased to announce the appointment of Mr. Xerxes Wania to the company’s Board of Advisors. Xerxes joins existing Advisory Board members Duane Sharman and Michael Mertens.

Mr. Wania has over 15 years of experience in the semiconductor intellectual property industry. He was most recently the Director of Mixed-Signal Marketing at Synopsys (Nasdaq: SNPS) where he was involved in marketing and business development activities for Synopsys’ mixed-signal semiconductor IP products. Prior to Synopsys, Mr. Wania was the President of inSilicon Canada and Vice President of Mixed-Signal Business for inSilicon (Nasdaq: INSN) worldwide. inSilicon was a semiconductor IP market leader before being acquired by Synopsys in 2002. Mr. Wania was also previously the founder and CEO of Xentec Inc, a successful semiconductor design services and semiconductor IP core company located in Ontario, Canada.

“SiWorks is pleased to have Xerxes join SiWorks’ Board of Advisors,” says Roger Bertschmann, President of SiWorks. “Xerxes brings to SiWorks a wealth of information directly related to the sales and marketing of semiconductor intellectual property. We are excited to have him on our team.” SiWorks is actively developing new and innovative semiconductor IP solutions for 802.16 WiMAX broadband wireless and the newly emerging 802.15.3a UWB (ultra wideband) wireless standards.

“SiWorks has developed a portfolio of world class wireless communication semiconductor IP cores for new and emerging wireless communication standards,” says Xerxes Wania. “ SiWorks is positioned to be a market leader in wireless semiconductor IP solutions. I am excited to join the team and look forward to further develop and grow this innovative Canadian semiconductor company.”

About SiWorks Inc.

SiWorks is a leading provider of semiconductor intellectual property cores and design services. SiWorks specializes in analog, digital and mixed-mode integrated circuit design for wired and wireless communications. SiWorks has successfully licensed semiconductor IP solutions and has completed complex integrated circuit designs for both start-up and established semiconductor companies world-wide. The company has assembled a team of talented design engineers with over 80 years of experience in the design of integrated circuits. SiWorks is a privately held Canadian corporation with offices in Calgary, Alberta Canada. For more information, please visit the SiWorks web site: www.siworks.com.