Quotes from an article on Information Week:

Google executives on Wednesday called on the U.S. government to raise the number of foreign worker visas — or H-1B status — by illustrating the plight of one of its founders.

In congressional testimony, Google VP of people operations Laszlo Bock cited the emigration of the parents of company co-founder Sergey Brin from the Soviet Union to the United States in 1979 as evidence that admitting foreign workers into the country benefits the U.S. economy.

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Bock said that Google is not the only Silicon Valley company to benefit from immigration. “Intel, eBay, Yahoo, Sun Microsystems, and many other companies were all founded by immigrants who were welcomed by America,” said Bock.

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According to Bock, some 8% of Google’s U.S. employees are in this country on a six-year H-1B visa…

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The current annual cap of 65,000 H-1B visas isn’t enough, according to Bock, who urged Congress to increase the cap.

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Over the last year alone, the artificially low cap on H-1B visas has prevented more than 70 Google candidates from receiving H-1B visas.

The full article can be read here.

There is a related post on the Official Google Blog  – What U.S. immigration policies mean to Google.