Summacumfemmer

Summacumfemmer is a German architecture firm founded in Leipzig in 2015 by Florian Summa and Anne Femmer. The practice works across housing, adaptive reuse, and socio-cultural buildings, and is known for pursuing flexible, low-cost, resource-efficient, and high-quality construction. Its portfolio includes the renovation of a multi-family house on Dieskaustraße in Leipzig, Haus B in Ottendorf-Okrilla near Dresden, conference rooms in Frankfurt am Main with Meier Unger, the San Riemo cooperative apartment building in Munich with Juliane Greb, and the repair and conversion of a residential building in Radebeul. The firm's founders combine practice with extensive academic teaching. Florian Summa studied architecture at RWTH Aachen and ETH Zurich, worked at Lütjens Padmanabhan and Caruso St John, and has taught at ETH Zurich, TU Munich, TU Graz, UdK Berlin, and since 2025 at EPF Lausanne. Anne Femmer studied at ETH Zurich, worked at Adolf Krischanitz, Go Hasegawa, von Ballmoos Krucker, and De Vylder Vinck Taillieu, and has taught at ETH Zurich, TU Munich, TU Graz, UdK Berlin, since 2025 at EPF Lausanne, and at HFBK Hamburg. In 2023, Summa and Femmer curated the German Pavilion at the Venice Architecture Biennale together with Arch+ and Juliane Greb & Petter Krag, under the theme "Open for Maintenance." The practice has received numerous awards, including the 2019 Bauwelt Prize in the Erstlingswerk category for Haus B, a 2022 Mies van der Rohe Award nomination for Haus B, a 2022 DAM Prize for San Riemo, and the 2024 Kunstpreis Berlin in the Baukunst section. Summacumfemmer operates as a private partnership owned by its founders and remains active in Germany and beyond.

Summacumfemmer was founded in Leipzig in 2015 by Florian Summa and Anne Femmer. Summa, born in Cologne in 1982, studied architecture at RWTH Aachen and ETH Zurich until 2011, worked at Lütjens Padmanabhan and Caruso St John, and taught under Adam Caruso at ETH Zurich, TU Munich, TU Graz, UdK Berlin, and from 2025 at EPF Lausanne. Femmer, born in Dresden in 1984, studied architecture at ETH Zurich until 2010, worked at Adolf Krischanitz, Go Hasegawa, von Ballmoos Krucker, and De Vylder Vinck Taillieu, and taught under Christian Kerez and Jan de Vylder at ETH Zurich, TU Munich, TU Graz, UdK Berlin, from 2025 at EPF Lausanne, and at HFBK Hamburg. The practice's early work focused on housing and renovation. Since 2015 it has worked on the conversion and renovation of a multi-family house at Dieskaustraße 101 in Leipzig. Between 2016 and 2019 it realized Haus B in Ottendorf-Okrilla near Dresden, which won the 2019 Bauwelt Prize in the Erstlingswerk category and was nominated for the 2022 Mies van der Rohe Award. In 2019 the firm completed conference rooms in Frankfurt am Main with Meier Unger. From 2017 to 2020 it built San Riemo, a cooperative apartment building for around 100 residents in Munich, with Juliane Greb; the project received a 2022 BDA Preis Bayern commendation in the housing category, the 2022 DAM Prize, and the 2022 Nike in the social engagement category with Juliane Greb. Between 2020 and 2023 the firm repaired and converted a residential building in Radebeul. In 2023, Summa and Femmer curated the German Pavilion at the Venice Architecture Biennale together with Arch+ and Juliane Greb & Petter Krag, under the theme 'Open for Maintenance.' The firm was nominated for the 2022 Schelling-Architekturpreis and received the 2024 Kunstpreis Berlin in the Baukunst section. Its work has been published in the BDA Bayern volume 'BDA Preis Bayern 2022 Ausgezeichnete Architektur in Bayern' and in the 'Deutsches Architektur Jahrbuch 2022' edited by Yorck Förster, Christina Gräwe, and Peter Cachola Schmal.

• 2024

  Awarded Kunstpreis Berlin in the Baukunst section.

• 2023

  Curated German Pavilion at Venice Architecture Biennale with Arch+ and Juliane Greb & Petter Krag under theme 'Open for Maintenance'.

• 2023

  Completion of repair and conversion of a residential building in Radebeul.

• 2022

  Haus B nominated for Mies van der Rohe Award; San Riemo receives DAM Prize, BDA Preis Bayern commendation, and Nike award.

• 2020

  Completion of San Riemo cooperative apartment building in Munich with Juliane Greb.

• 2019

  Completion of Haus B in Ottendorf-Okrilla near Dresden; awarded Bauwelt Prize in Erstlingswerk category.

• 2019

  Completion of conference rooms in Frankfurt am Main with Meier Unger.

• 2015

  Firm founded in Leipzig by Florian Summa and Anne Femmer.

• 2015

  Start of conversion and renovation of multi-family house at Dieskaustraße 101, Leipzig.

Resource-conscious, cost-effective, and high-quality architecture achieved through unconventional approaches.

• Dieskaustraße 101, Leipzig

• 2016

  Haus B, Ottendorf-Okrilla

• 2019

  Conference rooms, Frankfurt am Main

• 2017

  San Riemo, Munich

• 2020

  Residential building, Radebeul

1. 1summacumfemmer official websitesummacumfemmer.com
2. 2Summacumfemmer – Wikipedia (German)de.wikipedia.org
3. 3Summacumfemmer – Wikidatawikidata.org