Lansing is the single-family office for the Mortenson family, the sole owner of M.A. Mortenson Companies, Inc. and its subsidiary companies, including Mortenson Construction. Lansing serves as investment advisor for the Mortenson corporate entities, as well as a family foundation and a number of private investment partnerships/LLCs and trusts. The Foundation has a 100% impact goal while many of the other entities have some impact investment program. Based in Minnesota, US.