About Per Karlberg

Per Karlberg, a technology executive with extensive expertise in the intersection of real estate and technology, boasts an impressive academic background. He holds a Master of Science in Industrial Engineering and Management from The Faculty of Engineering at Lund University, specializing in Mathematical Modeling and Statistics. Additionally, he earned a Master of Science in Business and Economics from Lund University, focusing on Innovation and Strategic Management, and completed coursework at Nanyang Technological University in Singapore. As the CEO of our company and with three years of experience as the Co-Founder of ProptechOS, Per Karlberg has demonstrated exceptional proficiency in the field. He possesses comprehensive knowledge of real estate technology and the challenges confronting the industry, having played a pivotal role in spearheading the development of ProptechOS. This system optimizes real estate portfolios by leveraging data mapping and IoT technology. Per Karlberg's involvement as the co-founder of RealEstateCore, an open-source domain ontology fostering control over buildings and the creation of new services, has significantly shaped his expertise in proptech and real estate technology. He has contributed to mapping existing standards to RealEstateCore, enabling its function as a bridge between prevailing standards and the identification of common denominators. A noteworthy part of his contribution is found in a paper he co-authored, entitled "The realestatecore ontology" published in the proceedings of the 18th International Semantic Web Conference (ISWC 2019). This endeavor has been crucial in preparing buildings for interaction with Smart Cities and actualizing the potential of digital transformation and ESG breakthroughs within the real estate sector. For further information or professional inquiries, Per Karlberg can be contacted via LinkedIn at https://www.linkedin.com/in/perkarlberg/

Release notes – version 3.3.4

In this release The last step of the actuation flow is finally added and sensor status is estimated from telemetry patterns. New functionality Actuation endpoint All phases of the actuation flow from request to response from the edge device and sensor observing the outcome, is collated in the response [...]

By |2024-02-23T14:09:16+02:002021-06-10|Release Notes|

Release notes – version 3.3.2

In this release New batch create and update axioms endpoints are introduced. New functionality Batch endpoints In order to speed up the onboarding process (creating Real Estate Core axioms), new endpoints for batch create and batch update operations are added: POST /json/actuators PUT /json/actuators POST /actuators PUT /actuators POST [...]

By |2024-02-23T13:59:52+02:002021-04-26|Release Notes|

Release notes – version 3.3.1

In this release This release includes small improvements related to Property Owner and bug fixes. New functionality Property Owners New endpoints to obtain a user’s default property owner were added: GET /json/propertyowner/default GET /propertyowner/default Breaking changes None. Fixes and minor updated The fields ‘createdByApp’, ‘updatedByApp’, ‘createdByAgent’ and ‘updatedByAgent’ were [...]

By |2024-02-23T13:09:36+02:002021-04-13|Release Notes|

Release notes – version 3.3

In this release Introducing Property Owners into the ProptechOS graph. New functionality Property Owners Property Owner is an axiom that represents the organization that owns Real Estates. The Property Owner is also the top hierarchical level of the access rights model of ProptechOS. All objects are descendants of one [...]

By |2024-02-23T13:06:27+02:002021-03-24|Release Notes|

Release notes – version 3.2.2

In this release Object schemas for Collection and Asset were improved. Object schemas for Device, Sensor and Actuator were updated. Minor fixes and improvements. New functionality Collections Added possibility to assign aliases and littera to collections. Assets Added possibility to assign aliases to assets. Devices, Sensors, Actuators filtering Filtering [...]

By |2024-02-23T12:59:47+02:002021-02-19|Release Notes|

Release notes – version 3.2.1

In this release A new type of object, Asset, is introduced, additional previous and coming versions of RealEstateCore edge messages are supported and additional versions of edge messages are supported. New functionality Assets RealEstateCore Asset (https://w3id.org/rec/core/Asset) is something which is placed inside of a building, but is not an [...]

By |2024-02-23T12:56:15+02:002021-02-05|Release Notes|

Release notes – version 3.2

In this release Added support of new objects classes Collections and Zones, and new Quantity Kinds. Additionally the edge interface was updated with improved backward compatibility of edge message versions. New functionality Collections RealEstateCore Collection (https://w3id.org/rec/core/Collection) is a generic grouping of objects of the same or different classes. There [...]

By |2024-02-23T12:46:21+02:002021-01-19|Release Notes|

Release notes – version 3.1.2

In this release New functionality Added new Quantity Kinds: http://proptechos.com/ontology/extension/SoundAverage http://proptechos.com/ontology/extension/SoundPeak Breaking changes - Fixes and minor updated Minor stabilization fix for PUT operations.

By |2024-02-23T12:39:18+02:002021-01-14|Release Notes|
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