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Serving the Radiation Detection and Protection, External Dosimetry, and Spectroscopy Communities as a product and service provider since 2012.


Rotunda Scientific Technologies® LLC is dedicated to the fields of External Dosimetry, Spectroscopy, Radiation Detection, and Radiation Protection. Founded in 2012 to serve the Dosimetry and Radiation Protection community, we provide innovative products and services to fill voids that mid - large size companies are not able or willing to address. We believe that listening to you and providing personalized service is the key to future partnerships and a long-term relationship.

With over 30 years of experience in the field (including significant experience with the Harshaw TLD passive dosimetry and former Siemens active dosimetry products), Rotunda Scientific Technologies is the clear choice for your external dosimetry and radiation detection/protection needs.

Additionally, we offer assistance with Dosimetry Type Testing to IEC-62387 or IEC-61526ANSI N13.11 or ISO-17025.



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Company News

Introducing the myOSLchip - Replacement for Recalled Landauer microSTARii System
Rotunda Scientific Technologies introduces the myOSLchip—a compact, high-performance dosimetry solution designed for clinical and research use. Replacing recalled Landauer® OSLDs, the myOSLchip delivers fast readouts and high accuracy, supported by peer-reviewed research.
Click above to read the full announcement (PDF).

ICRP Awards François Paquet for Leadership in Internal Dosimetry
The June 2025 REPROLAM newsletter recognizes François Paquet as the first recipient of the ICRP Madan Rehani Award. Celebrating over 20 years of impact in internal dosimetry and radiological protection, this award honors his work with ICRP Task Groups and scientific publications.
View the full announcement and program (PDF).

RotundaSciTech Achieves ISO 9001:2015 Certification
We’re proud to announce our ISO 9001:2015 certification—an internationally recognized standard for quality management. This certification demonstrates our commitment to excellence, continuous improvement, and delivering reliable, high-quality products and services.
Discover the value of working with an ISO-certified partner.