Fidelity Investments has announced that for the first half of 2015 it has made new defined contribution retirement plan sales of $35 billion, in addition to getting commitments for another $21 billion for 2016.

Plans sold in the first six months of the year were of all sizes, from large corporation to tax-exempt employers and emerging companies. Some sales came via financial advisors. Altogether, plans sold in 2015 represent nearly 800 employers with 700,000 employees.

Among the companies opting for Fidelity were these Silicon Valley emerging companies:

• Airbnb

• NerdWallet

• eSilicon

• Prysm

And these tax-exempt health care institutions opted for Fidelity:

• Allegiance Health, based in Jackson, Michigan

• UnityPoint Health of West Des Moines, Iowa

Clients representing more than $100 billion in assets under administration included these:

• Delta Airlines

• General Motors

• Halliburton,

• Amway,

• Wolters Kluwer

• Synopsys

• First American Financial Corporation

• Marshfield Clinic

And companies opting for additional services included Blue Cross and Blue Shield of Minnesota and University of Vermont Medical Center.

In addition, the ability to offer multiple benefits on the same platform, such as high-deductible health plans with health savings accounts as a complement to a 401(k) plan, was a factor in some companies’ decisio

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As of June 30, Fidelity had $5.2 trillion in assets under administration, including managed assets of $2.1 trillion.

Read: What DOL fiduciary rule means for plan communications

Altogether Fidelity provides investment assistance for 24 million people, employee benefit programs for nearly 20,000 businesses, and technology solutions for nearly 10,000 advisory firms that invest their own clients' money.