Sollenberger Actuarial Technologies
Actuarial software, modeling, and technical work
Sollenberger Actuarial Technologies is a home for open-source software and technical work related to insurance rating, predictive modeling, and actuarial workflows.
The focus is practical: tools that make actuarial work more transparent, reproducible, and easier to move between analytical and production environments.
Featured software
ratingtables
ratingtables is an R package for building transparent and reproducible insurance rating workflows from long-form factor tables.
It is designed around practical rating needs, including batch rating, traceability, validation, coverage-specific logic, interactions, custom functions, and implementation-oriented workflows.
Areas of interest
- Insurance pricing and class plan modeling
- GLMs and gradient-boosted models
- Rating implementation and rating-table workflows
- Retention modeling
- Portfolio profitability analysis integrating pricing and retention models
- Model review, documentation, and reproducibility
- Tools that help bridge R-based analytical workflows with business-facing processes
About
Greg Sollenberger is a Fellow of the Casualty Actuarial Society (FCAS) and a Certified Specialist in Predictive Analytics (CSPA). He has worked in insurance since 2008 and has more than a decade of experience building predictive models for personal lines insurance.
Get in touch
Questions, feedback, ideas for the software, and conversations about related actuarial or technical problems are welcome.