ZSL has a presence in the US, UK, Canada, France, Switzerland, Germany, India, Singapore, Malaysia and Middle East.

ZSL's market focus is small to mid-sized businesses (SMBs) and enterprises in a wide range of industries including Banking, Insurance, Finance, Manufacturing, Telecom, Wholesale, Retail, Media & Entertainment, Business Services, Pharma & Life Sciences and Healthcare.

ZSL has offices in North America (Canada, US), Europe (UK, Switzerland, France, Germany), Asia (Singapore) and a Middle East office in Dubai, UAE and is listed in NSEI(National Stock Exchange India) In USA, Zylog Systems Ltd has subsidiary named ZSL Inc.[3] Zylog Systems Limited subsidiaries are:[4] In 2004 ZSL acquired IMPECsoft and JDAN Systems.

[7] In 2008 it acquired Ducont FZ, a mobile and wireless solutions[buzzword] provider based in Dubai, for $7.5 million.

[8] In 2010 it acquired Brainhunter, a Canadian IT consulting and engineering staffing services company for $33 million.