This is a list of notable companies based in the United States. For further information on the types of business entities in this country and their abbreviations, see Business entities in the United States. Largest firms. This list shows firms in the Fortune Global 500, which ranks firms by total revenues reported before 31 March 2017.
More details on the retirement plan limits are available from the IRS. 457 Plans. The normal contribution limit for elective deferrals to a 457 deferred compensation plan remains unchanged at $18,000 in 2017. Employees age 50 or older may contribute up to an additional $6,000, for a total of $24,000.
Both 401k and 403b plans have limits on how much an employee can contribute to them (i.e. maximum 401k contribution limits). For 2011, the standard elective deferral limit is $16,500 for both plans.Further, both allow âcatch-upâ contributions for employees age 50 and older.oth 401k and 403b plans have limits on how much an employee can contribute to them (i.e. maximum 401k contribution limits). For 2011, the standard elective deferral limit is $16,500 for both plans.