Think History!

 One could write a book about your history?



Think History!

Do you want to make historical documents accessible online?



Think History!

Do you need a historical fact checking on

a script, a documentary or movie?



Think History!

Are you curious about your family history? Would you like to know more on your family’s past?




Welcome to Our Newscycle!

Postman Lars Falk, Ställdalen. ca. 1958. Photo by Anders von Bogland, Örebro County Museum, Sweden. Presented by Europeana

Inspired by our 25th anniversary, we invite all to subscribe to our upcoming newsletter. Here is the link to the subscription page! Stay tuned about our projects, anniversary events, publications, launches and activities!

Our Motto Is: Think History!

Facts & Files is the expert on historical research, provenance research, archive management and History Communication.

We are combining academic expertise with efficiency and due dilligence. Facts & Files has been conducting historical research, provenance research, and archive management since 1999. An introduction to our services and projects can be found on the coming pages. To get in contact, please write or call us!


Archive Study on SBZ/GDR Record Groups

Facts & Files was commissioned in 2021 by the Berlin Commissioner for the Study of the SED Dictatorship to conduct a study on archives from the SBZ or GDR in Berlin.

Museum of Natural History Berlin

Archival Services

Facts & Files was commissioned by the Berlin Museum of Natural History from 2021 to 2023 to inventories archival records and coordinate the archive project.

Provenance Research on the Library of the Berlin State Archive

commissioned by the Berlin State Archive

Starting January 2020, Facts & Files had been investigating the provenance of the holdings of the Berlin State Archive’s library. This academic reference library contains about 150,000 records.

Art Collection of Lotte and Georg Koch, Wiesbaden

Provenance Research

The research project aimed to reconstruct the art collection of the Wiesbaden pediatrician Georg Koch and his wife Lotte, née Seeligmann. The project started in January 2021. The works of art, among them works by Alexej Jawlensky, Christian Rohlfs and Emil Nolde, were packed into the lift vans, and “disappeared” in the port of Hamburg in 1942.

Wittenberg, 2020

Provenance Research at Municipal Collections of Lutherstadt Wittenberg

From August 2020 to February 2022, the provenance of objects from the collection of Julius Riemer, which is no part of the Municipal Collections of Lutherstadt Wittenberg was researched. The objects belonged to the Berlin zoologist and mammalogist Oscar R. Neumann before.

Research Project on Counterintelligence during the Cold War

commissioned by Professor Michael Wala of the Ruhr-Universität Bochum.

Facts & Files conducted research on intelligence and counterintelligence operations of the Ministry for State Security for the research project of Professor Wala. His study was published in October 2023.

Estate Carlshagen, Potsdam, around 1930.

Research on the Hagen Family, Berlin/Potsdam

The Hagen Family owned the banking house Hagen & Co. in Berlin, Germany. When the Anti-Jewish laws were enacted the bank house was forced into liquidation by January 1, 1938. The family was forced to sell property, including paintings, books, and other works of art.

Art Collection of Richard Semmel

Provenance Research

Since 2002, Facts & Files has been conducting research on the art collection of the Berlin factory owner Richard Semmel, who collected Old Dutch masters as well as works by French artists, mostly impressionists paintings.

Forum Opposition

Facts & Files was commissioned by the Robert Havemann Association in 2021 with a concept for a feasibility study for the “Forum for Opposition and Resistance”.

United States Holocaust Memorial Museum

Research at German Archives

Facts & Files inventories records for the United States Holocaust Memorial Museum (USHMM), Washington D.C. within the framework of the “USHMM International Acquisitions Program”.



Facts & Files was conducting research on vocational training and professions in East Germany for the online multi media project DDR-Box.

Art Collection of Herbert M. Gutmann

Provenance Research

Herbert M. Gutmann (1879-1942) collected paintings, porcelain, tapestries, and antiques. Mr. Gutmann was a collector of Dutch landscape as well as French and German Rococo paintings. Mr. Gutmann also collected Asian porcelain, Persian sculpture and porcelain.

Europeana Transcribe

Citizen Science & Crowdsourcing

Europeana Transcribe is the crowdsourcing platform for European cultural heritage on to for enriching, transcribing, annotating or geo-tagging of historical documents.

Art Collection David and Lola Leder, Chemnitz/Berlin

Provenance Research

The project on the collection of David and Lola Leder, Chemnitz/Berlin, began in June 2021 and ended in August 2022. The project aimed to reconstruct David and Lola Leder’s art collection, research the provenance and whereabouts of artworks from the collection, and identify artworks.

Building at Berlin, Hohenzollernkorso 11, now Manfred-von-Richthofenstrasse, undated

Research on Julio Metal

Julio Metal was a banker and investor, who lived in Berlin and Vienna. His property was “aryanized” after 1933. He fled to the USA in 1938. His granddaughter produced the podcast “Recovering Julio” about the history of her family and Julio Metal.

GDR History Museum in Perleberg

Cataloguing of Objects and Museum Concept

Facts & Files was commissioned by Dokumentationszentrum Perleberg Geschichte des 20. Jahrhunderts in der Prignitz e.V.  with cataloguing of the Hans-Peter and Gisela Freimark’s collection in 2023.

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