With this transaction, On Assignment becomes one of the largest professional staffing firms in the United States and the 2 nd largest IT staffing firm in the United States. On a pro forma basis, 2011 revenue of the combined entity was $1.3 billion.In connection with the closing, On Assignment also granted to 97 Apex Systems employees restricted stock unit awards covering an aggregate 825,327 On Assignment shares. Of these, Mr. Blazer and Mr. Hanson were each granted awards covering 32,895 On Assignment shares. The awards granted to Mr. Blazer and Mr. Hanson will vest, subject to continued service, (a) as to 40% of each award over three years based on the achievement of performance targets for each of the three years following the closing and (b) as to 60% of the awards in three equal installments on each of the first three anniversaries of the closing date. The awards granted to the remaining Apex Systems employees will vest, subject to the employee’s continued service, as to 25% of each award on the first anniversary of the closing and as to 75% of the award in twelve substantially equal quarterly installments thereafter. The restricted stock unit awards were granted to the Apex Systems employees, including Mr. Blazer and Mr. Hanson, as employment inducement awards pursuant to NASDAQ rules. About On Assignment On Assignment, Inc. (NASDAQ: ASGN), is a leading global provider of highly skilled, hard-to-find professionals in the growing technology, healthcare, and life sciences sectors, where quality people are the key to success. The Company goes beyond matching résumés with job descriptions to match people they know into positions they understand for temporary, contract-to-hire, and direct hire assignments. Clients recognize On Assignment for their quality candidates, quick response, and successful assignments. Professionals think of On Assignment as career-building partners with the depth and breadth of experience to help them reach their goals.