Employees
As of December 31, 2006, we had approximately
492 full-time and part-time employees worldwide,
458 of which are in the United States and 34 elsewhere.
None of our employees based in the United States are unionized
or subject to collective bargaining agreements. We believe that
our current relationship with our employees is good.
Properties
and Facilities
Our principal executive offices are located in Madison,
Wisconsin, where we lease three buildings:
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an office building totaling approximately 61,000 square
feet under a lease expiring 2014;
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a manufacturing facility totaling approximately
64,000 square feet under a lease expiring 2018; and
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a portion of an office building totaling approximately
17,000 square feet under a lease expiring 2008.
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In addition, we lease office space totaling approximately
5,000 square feet in Brussels, Belgium under a lease
expiring in 2014. We believe that our existing facilities are
adequate for our current needs and that suitable additional or
alternative space will be available on commercially reasonable
terms to meet our future needs.