Sefaira help architects, engineers and other building designers make performance-based design decisions by providing seamless and intuitively designed tools. At Sefaira, our overriding passion is to create software that helps our user design great, sustainable & high-performing buildings. Sefaira Vision For designers who aspire to design high performance buildings, Sefaira delivers all relevant analysis needed to make performance-based design decisions seamlessly, immersively, and in real-time, such that the design process is never interrupted, and often improved. From Sefaira's offices in London, New York and Sydney, we have supported projects across the US, Europe through the Middle East and in Asia. Our results are created by a team who all share a passion for green buildings, and for the way in which technology can help transform the green building space.

Employee Rating

Parent CompanyTrimble
HQLondon, GB
Sefaira was founded in 2009 and is headquartered in London, GB

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Key People/Management at Sefaira

Peter Krebs

Peter Krebs

Technology Evangelist (Co-Founder)

Sefaira Office Locations

Sefaira has offices in London, New York and Darlinghurst
London, GB (HQ)
22 Soho Square
Darlinghurst, AU
101 William Street
New York, US
115 E 23rd St 11th floor
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Sefaira Financials and Metrics

Summary Metrics

Founding Date


Total Funding

$18 m


In total, Sefaira had raised $18 m. Sefaira is a subsidiary of Trimble

Sefaira Revenue

GBPFY, 2010FY, 2011FY, 2012FY, 2013FY, 2014FY, 2015FY, 2016



Accounts Receivable


Current Assets



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Sefaira Online and Social Media Presence

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Sefaira Blogs

Demystifying the Architecture 2030 Challenge with Nathan Kipnis of Kipnis Architecture + Planning

Architecture 2030 issued the 2030 Challenge to the global architecture and building community in 2006, in a bid to reduce...

2030 Commitment Report Spotlight: Stacey White of Mode Associates

Architecture 2030 issued the 2030 Challenge to the global architecture and construction industry in 2006, in a bid to reduce...

2030 Challenge Report Spotlight: Kyleen Rockwell of HKS Architects

Architecture 2030 issued the 2030 Challenge to the global architecture and construction industry in 2006 in a bid to reduce...

A Detailed Methodology for Cloud-Based Daylight Analysis

One of the things that customers love about Sefaira’s daylight application is the speed of analysis. Most models, even quite...

Studying the Impact of Shading on Thermal Comfort: A Step-By-Step Guide

  I previously made the case for why Operative Temperature is a great design metric: it aligns well with the...

Why I Feel Very Uncomfortable About ASHRAE 55 (The Primary Comfort Standard for Buildings)

Every other week it would seem another report or article is published about how uncomfortable buildings are. Such articles often...
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Sefaira Frequently Asked Questions

  • When was Sefaira founded?

    Sefaira was founded in 2009.

  • Who are Sefaira key executives?

    Sefaira's key executives are Peter Krebs.

  • Who are Sefaira competitors?

    Competitors of Sefaira include Fieldwire, The AEC Associates and SmartBuild.

  • Where is Sefaira headquarters?

    Sefaira headquarters is located at 22 Soho Square, London.

  • Where are Sefaira offices?

    Sefaira has offices in London, New York and Darlinghurst.

  • How many offices does Sefaira have?

    Sefaira has 3 offices.