LORENZ GMBH
FAMILY OFFICE
Established 2006 · Krummhörn, Germany

An entrepreneurial family business.

Lorenz GmbH is a family-owned investment company that backs operating businesses, owns real estate, and manages listed investments.

Investment Philosophy

Investment philosophy.

We invest with a multi-year horizon and form our own view on every position. In real estate, we focus on quality locations and repeatable demand. In operating businesses, we look for aligned management, durable economics, and a clear thesis we can hold for a decade or longer.

Our capital is permanent. We have no outside LPs and no fixed exit clocks. We can be patient when it matters, and decisive when it matters more.

Principles

What guides us.

Discretion

We share details selectively and directly with relevant parties. No press, no public mandates, no league tables.

Patience

Our capital base is permanent. We do not work to a fund clock and have no obligation to sell.

Operator's lens

We bring direct experience from backing, scaling and exiting technology businesses. We evaluate opportunities the way an operator would, not the way a fund would.

Direct decisions

Small team. Flat structure. Clear accountability. When we say yes, we mean it.

Heritage

Two decades of building, exiting, and reinvesting.

A condensed record of the firm's twenty-year arc, from the first technology investment in 2006 through completed exits in 2015 to today's long-term portfolio.

2006

Lorenz GmbH formed. First operating investment: lead stake in Adnologies GmbH (Hamburg), an early-stage European ad-serving and retargeting platform.

2011

Co-led Adnologies growth round with ViewPoint Capital Partners. International expansion follows.

2013

Investment in Device9 GmbH (Hamburg), a cookie-less cross-device recognition platform.

2015

Adnologies acquired by Tradedoubler AB (Stockholm) in January. Device9 acquired by Flashtalking (New York) in September.

2019

Hotel Achterum (Greetsiel) and Hotel MF1 (Emden) consolidated under Lorenz Hotels GmbH.

2023

Hotel Grachtenhuus (Greetsiel) acquired; operations placed under Lorenz Hotels GmbH.

2026

Investment in Mathonyx GmbH, a quantitative trading technology venture building institutional-grade execution infrastructure and the LISA automation platform.

Selected Holdings

What we hold today.

Operating companies

Long-term equity stakes in operating businesses. Currently Lorenz Hotels GmbH (hospitality in Ostfriesland) and Mathonyx GmbH (quantitative trading technology).

View investments —›
Real estate

Hospitality, residential, and selected commercial properties. Held long-term.

View real estate —›
Representative holdings only. We do not publish detailed position information.
Track Record

Built in operations.

German technology businesses backed by Lorenz GmbH as lead shareholder, sold to strategic acquirers in 2015.

Device9 GmbH
Exit 2015

Cookie-less identity platform. Acquired by Flashtalking (2015).

Acquirer
Flashtalking
Region
USA
Adnologies GmbH
Exit 2015

Ad-serving and programmatic infrastructure. Acquired by Tradedoubler AB (2015).

Acquirer
Tradedoubler AB
Region
Sweden
View full track record  —›