M. a. Mortenson Company401(k)

Peer grade: A- · admin costs + employer contributions vs same-size plans · how grading works

M. a. Mortenson Company reported $353,140 in plan administrative expenses for 2024: 0.05% of average plan assets, below the peer median. Employer contributions averaged $10,389 per active participant. This ratio covers administrative expenses reported on the plan's Schedule H only; fund-level expense ratios are not included in public structured data — see methodology.

Across the 2 years on file its reported administrative ratio fell from 0.054% to 0.046%. The plan sits in the $250M–$1B size bracket, benchmarked here against 2,883 comparable plans and shown alongside other construction employers. By assets it is the 52nd-largest of 1,918 plans among Minnesota employers on file, and the 77th of 5,337 in construction. In 2024, employees put in $1.14 for every $1.00 the employer contributed; active participation has grown from 2,673 to 3,429 since 2022.