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 4.2.0

In this release Several new features for multiple areas of ProptechOS come with this release. One of the most significant improvements is the new opportunity to observe the twin lifecycle, with an audit trail. There is now a general view of all twins for quick high level info. Additionally [...]

By |2024-02-23T15:58:50+02:002022-03-31|Release Notes|

Release notes – version 4.1.0

In this release ProptechOS is migrated to the new Active Directory. This release will provide an opportunity to invite new users directly to the ProptechOS. Also in this release a new type of Collection - System, will be introduced. Apart from this, support of rec messages version 3.3 is [...]

By |2024-02-23T15:56:37+02:002022-02-28|Release Notes|

Join The Supply Side

Starting today, if the Stockholm area grid needs it, electric vehicle chargers will back off a bit, and building HVAC will go to low power mode for a while. Buildings and cars will be good citizens of the smart city. Bloomberg reported this week that "energy prices in Europe [...]

By |2024-02-29T12:22:23+02:002021-12-01|News|

Release notes – version 3.3.12

In this release Alias based actuation messages. New functionality Alias based actuation messages With this feature, ProptechOS can send RealEstateCore cloud to device  messages with actuator alias id instead of ProptechOS actuator ID in Actuation Command. That means the edge system does not need to keep a map of [...]

By |2024-02-23T15:55:09+02:002021-11-11|Release Notes|

Release notes – version 3.3.11

In this release In order to simplify Service Object functionality implementation of internal feature ‘user impersonation’ is introduced. General actuation functionality improvements. New functionality User impersonation The intention of the feature is to allow admin user to execute requests on behalf of other non-admin users. Breaking changes None. Fixes [...]

By |2024-02-23T15:53:40+02:002021-11-01|Release Notes|

Release notes – version 3.3.10

In this release Only two hotfixes. New functionality None. Breaking changes None. Fixes and minor updated Two hotfixes: new value for actuation timeout; alias invalid storing during bulk creation.

By |2024-02-23T15:50:09+02:002021-10-13|Release Notes|

Release notes – version 3.3.9

In this release Bulk create endpoints were improved in order to improve usability and performance. Also new endpoints were introduced to receive actuation command response with better performance. New functionality New endpoints to get actuation command response New endpoints to receive actuation command response with better performance: GET /json/actuator/{id}/actuation/{actuationId} [...]

By |2024-02-23T15:48:18+02:002021-09-08|Release Notes|

Release notes – version 3.3.8

In this release New Quantity Kinds and Placement Contexts were added. New functionality Quantity Kinds: CapabilityTypeActuatorValue CapabilityTypeAlarm CapabilityTypeLimit CapabilityTypeLimitValue CapabilityTypeParameter CapabilityTypeParameterValue CapabilityTypeSetpoint CapabilityTypeSetpointValue CapabilityTypeState Load ValvePosition Placement Contexts: Cooling HVAC Heating HeatingCooling Window WindowBlind Breaking changes None Fixes and minor updated None

By |2024-02-23T14:45:18+02:002021-08-31|Release Notes|

Release notes – version 3.3.7

In this release ProptechOS now supports patching Axioms. New functionality Patching Most axioms can now be patched via PATCH endpoints. Instead of replacing the whole object, a specific property can be manipulated, while leaving the rest of the object unchanged. It is a faster and more convenient way to [...]

By |2024-02-23T14:42:44+02:002021-08-10|Release Notes|
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