This is a list of popular corporate 401k plans across key industry segments. Click on a company’s name to see their specific 401k plan details. 401k plan data includes information about plan participants, plan size and specific investment options.

Professional, Scientific, and Technical Services 401k Plans

Popular 401k Plans in Professional, Scientific, and Technical Services 401k Plans
Allegis Group, Inc.
The Allegis Group, Inc. Retirement Savings Plan at Allegis Group, Inc. in the Professional, Scientific, and Technical Services industry has 23 investment options, and a total of $722,321,540.00 in assets. With 225,887 participants, the Allegis Group, Inc. Retirement Savings Plan has an average balance per participant of $3,197.71.
International Business Machines Corporation
The Ibm 401 (k) Plus Plan at International Business Machines Corporation in the Professional, Scientific, and Technical Services industry has 12 investment options, and a total of $50,338,947,788.00 in assets. With 195,209 participants, the Ibm 401 (k) Plus Plan has an average balance per participant of $257,872.06.
Adp Totalsource
The Adp Totalsource Retirement Savings Plan at Adp Totalsource in the Professional, Scientific, and Technical Services industry has 14 investment options, and a total of $2,734,265,856.00 in assets. With 152,698 participants, the Adp Totalsource Retirement Savings Plan has an average balance per participant of $17,906.36.
Unitedhealth Group Incorporated
The Unitedhealth Group 401(k) Savings Plan at Unitedhealth Group Incorporated in the Professional, Scientific, and Technical Services industry has an unknown number of investment options, and a total of $7,038,465,277.00 in assets. With 124,515 participants, the Unitedhealth Group 401(k) Savings Plan has an average balance per participant of $56,527.05.
Amazon Corporate Llc
The Amazon.com 401(k) Plan at Amazon Corporate Llc in the Professional, Scientific, and Technical Services industry has 26 investment options, and a total of $1,479,510,086.00 in assets. With 101,905 participants, the Amazon.com 401(k) Plan has an average balance per participant of $14,518.52.
Randstad North America, L.p.
The Randstad North America Retirement Savings Plan at Randstad North America, L.p. in the Professional, Scientific, and Technical Services industry has 4 investment options, and a total of $108,732,378.00 in assets. With 96,575 participants, the Randstad North America Retirement Savings Plan has an average balance per participant of $1,125.89.
Express Services, Inc.
The Express Personnel Services 401(k) Retirement Savings Plan at Express Services, Inc. in the Professional, Scientific, and Technical Services industry has 2 investment options, and a total of $1,304,868.00 in assets. With 81,187 participants, the Express Personnel Services 401(k) Retirement Savings Plan has an average balance per participant of $16.07.
Oracle Corporation
The Oracle Corporation 401(k) Savings And Investment Plan at Oracle Corporation in the Professional, Scientific, and Technical Services industry has 20 investment options, and a total of $12,115,998,539.00 in assets. With 71,972 participants, the Oracle Corporation 401(k) Savings And Investment Plan has an average balance per participant of $168,343.22.
Ernst & Young U.s. Llp
The Ernst & Young Retirement Savings Plan at Ernst & Young U.s. Llp in the Professional, Scientific, and Technical Services industry has 19 investment options, and a total of $5,155,366,966.00 in assets. With 63,052 participants, the Ernst & Young Retirement Savings Plan has an average balance per participant of $81,763.73.
Trinet Hr Corporation
The Trinet 401k Plan at Trinet Hr Corporation in the Professional, Scientific, and Technical Services industry has 27 investment options, and a total of $964,151,275.00 in assets. With 59,282 participants, the Trinet 401k Plan has an average balance per participant of $16,263.81.
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