A contemporary Nordic residence set into a forested ridge

A small Norwegian practice working across art & design, residential homes and large-scale urban development.

Oslo · Lillesand

Est. Norway

Social Sustainability

Schjelderup Trondahl Architects

Architecture with a clear purpose that goes beyond mere function — rooted in its social and spatial context.

Selected Work
Ambitions

Social sustainability is a consistent focus, and our projects aim for a clear purpose that goes beyond mere functionality.

01Attention to details

Every project deserves a hands-on approach.

At the heart of our work lies meticulous attention to detail, a deep appreciation for materials, and a commitment to crafting bespoke architectural solutions that respond thoughtfully to their specific context and environment.

02Shared visions & mutual interests

Unorthodox results, achieved together.

Our projects and methods vary in scale and complexity. When we collaborate within our extensive network we can achieve unprecedented results — bridging disciplines, people and ideas.

03Connecting the dots

A strong sense of social awareness.

Our approach to city and neighbourhood development focuses on fostering social sustainability, connecting the many voices in a community with decision-makers, funders and implementers.

Bespoke brass bracket joining a solid oak beam to a porous travertine block
Materiality
Where oak meets stone, the joint is left to speak — brass, timber and travertine held in a single, honest connection.
Sofienberg Church nave converted to a stage with draped side walls and stained-glass apse
Low-impact mountain cabin with a vegetated roof among birch and rock
Living area with preserved log wall and triple-glazed façade to the birch forest
Attention to Details

A deep appreciation for materials, and a hands-on approach to craft.

Whether responding to a desire for personalized design or addressing specific social purposes, we believe each project deserves a hands-on approach — one that reflects the unique aspirations of our clients or societal needs, while responding thoughtfully to its context and environment.

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Tiltaksklasse 3 — Arkitekturprosjektering & Ansvarlig søker
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Studios in Oslo & Lillesand, working across a multidisciplinary network

DIBK — Sentralt godkjent

Lectures

Sharing our work on social sustainability and grassroots city development.

2025
  • The Savings Bank Foundation DNB — Sofienbergprosjektet
  • National Association of Norwegian Architects (NAL/OAF) — Sofienbergprosjektet
  • Byens Tak — Sofienbergprosjektet
  • Høyskolen Kristiania — Neighborhood projects and social sustainability
  • En annerledes byutviklingskonferanse — Lakkegata, Sofienbergparken øst
2024
  • Hersleb Upper Secondary School — Sofienbergprosjektet
  • Agency for Planning and Building Services — Grass root initiatives
  • Høyskolen Kristiania — Grass root initiatives and social sustainability
  • The Oslo School of Architecture and Design
  • Lund Hagem Architects — Grass root initiatives
  • Kulturarenakonferansen — Sofienbergprosjektet
  • Spikermøte — Patented bridge construction
  • Oslo Urban Week — Lecture and panel talk
  • Urban Art in city development — Byens Tak
2023
  • Hersleb Senior High School — Social sustainability and grass root initiatives
  • Norske arkitekters Landsforbund — Grass root initiatives
  • Oslo Architects Association — Panel talk, Architecture and Philosophy
2022
  • Norske arkitekters Landsforbund
  • DOGA — Social sustainability and grass root city development
  • Stortinget (Parliament) — Social sustainability and grass root projects
  • Panel talk — Outdoor areas, social sustainability
  • The Norwegian Church and bishop — Sofienbergprosjektet
2021
  • The Oslo School of Architecture and Design
  • Club House — Panel talk
  • Fjerdingby commune — Grass root city development
  • Kulturhuset — Lakkegata skate park and grass root city development
2015 — 2017
  • Telemark arkitektforening
  • Trondhjems arkitektforening
  • Norwegian University of Science and Technology, Trondheim
  • The Oslo School of Architecture and Design
  • Drammen arkitektforening
  • Galleri Rom — Lecture and exhibition