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Single Family OfficePuts its own capital into companiesLAST VERIFIED Oct 2026 · 4 SOURCES

Miston Investment

Privately owned investment company and family office in Espoo, Finland; invests in start-ups to mature companies and owns and operates commercial real estate.

USEFUL FOR Founders · Business owners seeking a long-term partner · Co-investors

Family & background

HEADQUARTERS
Espoo, Finland
FOUNDED
1987

Investment approach

STAGES
SeedGrowth
ROUTES
Companies (own capital)
STRATEGIES
Direct investmentsReal estate

Overview

Miston Oy is a privately owned investment company and family office based in Espoo, Finland. It invests in and helps develop companies with growth potential, from start-ups to more mature businesses. It also owns, develops and operates commercial real estate, including an office and warehouse building at Sinikalliontie 18 in Espoo that it lets to tenants.

People

  • Arto Tammisto
    Partner · source
  • Timo Tammisto
    Partner · source

Frequently asked questions

Miston Investment is a single family office based in Espoo, Finland, founded in 1987.

Miston Investment invests its own capital into companies. Its stated asset mix includes direct investments and real estate.

Miston Investment invests at Seed and Growth stages in Real Estate & PropTech.

Key people at Miston Investment include Arto Tammisto (Partner) and Timo Tammisto (Partner).