# Inasis

Inasis is a Single Family Office based in Askola, Finland.

## Overview

- **Organization type:** Single Family Office
- **Headquarters:** Askola, Finland
- **Region:** Europe
- **Address:** Sepäntie 4, 07230 Askola, Finland
- **Founded:** 1989
- **Assets under management:** Undisclosed
- **Website:** inasis.fi
- **LinkedIn:** https://www.linkedin.com/company/inasis-oy

## Regulatory record

- **Reports private funds:** No

## About

Inasis was established in 1989 as the primary investment vehicle for the Miettinen family. Anna Miettinen, Iida Miettinen and Noora Miettinen hold partner roles; Marjo Miettinen chairs related family entities including Ensto Invest Oy. The office sits alongside Ensto Invest Oy, which serves as the main family office for the industrial group Ensto Oy. Inasis directs capital into PropTech, Energy Transition & Renewables and EdTech. It deploys through direct equity, private credit, infrastructure and real estate positions. Confirmed holdings include a controlling stake in Sewatek, a construction-sector company. Geographic reach spans Europe, Asia and Oceania. The firm targets growth-stage opportunities and maintains membership in the Helsinki Region Chamber of Commerce. No public AUM figure exists. The team lists a financial manager, Sini Fieandt. No operational events from the last 24 months appear in available records. Inasis functions as a dedicated sister entity to Ensto Invest Oy, separating construction-industry direct ownership from the broader industrial holding structure of the Miettinen family.

## Sectors

- PropTech
- Energy Transition & Renewables
- EdTech

## People

- Anna Miettinen — CEO and Partner
- Noora Miettinen — Partner
- Iida Miettinen — Partner

## Questions

### Who runs investment decisions at Inasis?

Anna Miettinen serves as CEO and Partner. Noora Miettinen and Iida Miettinen hold partner roles. Decisions rest with these three family members.

### What is Inasis's primary investment focus?

The firm concentrates on the building and construction industry. It maintains a long-term ownership stake in Sewatek and allocates to PropTech, Energy Transition & Renewables and EdTech.

### Does Inasis commit to external funds or invest directly?

Inasis executes direct holdings in private equity, real estate and infrastructure. No external fund commitments are disclosed.

### Where does the underlying wealth originate?

Wealth traces to the Miettinen family through its industrial holdings, principally Ensto Oy and Ensto Invest Oy.

### How is Inasis structured relative to Ensto Invest Oy?

Inasis operates as a sister-owned entity focused on construction assets while Ensto Invest Oy serves as the main family office for the broader industrial group.

## Related profiles

- [Impact Venture](https://altss.com/profile/impact-venture)
- [Inci Family Office](https://altss.com/profile/inci-family-office)

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Last updated: 2026-06-03T20:00:00.000Z

Canonical page: https://altss.com/profile/inasis

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