# The Lansing Group

The Lansing Group is a Single Family Office based in Minneapolis, United States.

## Overview

- **Organization type:** Single Family Office
- **Headquarters:** Minneapolis, United States
- **Region:** North America
- **Address:** 700 Meadow Lane North, Minneapolis, MN 55422, United States
- **Assets under management:** Undisclosed
- **Website:** mortensonfamily.org

## Regulatory record

- **Reports private funds:** No

## About

The Lansing Group operates as the single-family office for the Mortenson family. Mark Mortenson holds the role of President. The office traces its wealth origin to M. A. Mortenson Company, the engineering and construction firm founded by the family. The office deploys capital across public equities, private equity, real estate, private credit, and infrastructure. Confirmed investment stages include buyout, growth, seed, and pre-seed. Geographic focus remains North America. Paul and Yahara WINS carbon credits in Madison, Wisconsin. Team size and total deployment remain undisclosed. The office maintains its headquarters in Minneapolis. Amy Jensen serves on the Minnesota State Board of Investment Advisory Council and the Twin Cities PBS Board of Trustees. Mark Mortenson has served on the board of Alight. In 2022 the related Mortenson Family Foundation added two investment committee members and hired Ambar Cristina Hanson as executive director. The office maintains separation between its investment activities and the Mortenson Family Foundation, which was established in 1999 as an independent grantmaking vehicle. This structure allows distinct governance for financial deployment versus philanthropic commitments.

## Sectors

- Mobility & Transportation
- Industrial Tech
- Energy Transition & Renewables
- Digital Health
- Healthcare Services
- Circular Economy
- WaterTech
- AgriTech & FoodTech
- PropTech
- FinTech
- GovTech
- EdTech
- InsurTech

## People

- Mark Mortenson — President

## Questions

### Who runs investment decisions at The Lansing Group?

Amy Jensen serves as Chief Investment Officer and Managing Director. Mark Mortenson serves as President.

### Does The Lansing Group participate in fund commitments or only direct deals?

The office uses a mix of direct investments, co-investments, and strategic partnerships across private markets.

### What investment stages does The Lansing Group typically target?

Confirmed stages include buyout, growth, seed, and pre-seed.

### How is The Lansing Group related to the Mortenson Family Foundation?

The office and foundation share family principals but operate as separate entities with distinct mandates for investments and grantmaking.

### Which sectors does The Lansing Group focus on?

Sectors include Mobility & Transportation, Industrial Tech, Energy Transition & Renewables, Digital Health, Healthcare Services, and AgriTech & FoodTech.

### Does The Lansing Group maintain philanthropic structures?

Yes. The related Mortenson Family Foundation, established in 1999, handles grantmaking separately from the office's investment activities.

## Related profiles

- [The KEF Company Limited](https://altss.com/profile/the-kef-company-limited)
- [The Mifte Group](https://altss.com/profile/the-mifte-group)

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Last updated: 2026-06-28T22:09:58.367Z

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