Expertise. Experience. Explanation.

At CalcExp.com, we bridge the gap between complex data and everyday decisions because we believe every number tells a story—whether it’s the structural load of a skyscraper, a startup’s ROI, or the nutritional balance of a healthy lifestyle. Our mission is to transform complex formulas into simple, actionable insights. We don’t just build calculators; we build trust. Every precision tool on our platform is developed, tested, and verified by a global team of seven industry-leading computational scientists and specialists. By combining academic rigor with practical experience, we ensure that every result you receive is strictly “Expert-Verified.”

Eduard Rasikhin
Eduard Rasikhin
Founder & Lead Engineering Modeler

Specializing in the digitization of structural standards. Eduard ensures algorithms execute formulas based on international building codes (IBC) and Eurocodes.

Ukraine
Dr. Julian Thornelow
Dr. Julian Thornelow
Head of Computational Science

Ph.D. in Computational Mathematics. Dr. Thornelow translates complex multi-tier academic formulas into deterministic algorithms that comply with SI and IUPAC standards.

United Kingdom
Dr. Lin Zhao
Lin Zhao, MPH
Medical Data Consultant & Epidemiologist

Specializing in biostatistics, Lin ensures medical calculators align with current WHO and NIH guidelines, bridging the gap between clinical data and utility.

Singapore
Marco Valenti
Marco Valenti, CFA
Lead Quantitative Financial Analyst

Expert in quantitative risk management. Marco architects business toolkits, verifying that ROI and tax analytics execute flawlessly according to IFRS standards.

Italy
Dr. Amara Okafor
Dr. Amara Okafor
Lead Agro-Data Scientist

Doctorate in Agroecology. Dr. Okafor translates empirical farming models from FAO and USDA datasets into digital tools for crop and ecological yield analytics.

Nigeria
Alexey Volkov
Alexey “Lex” Volkov
Lead Systems Architect

M.Sc. in Computer Science. Lex engineers the backend logic for IT tools, ensuring peak mathematical performance for simulators and network bandwidth analytics.

Estonia
Dr. Melina Sideri
Dr. Melina Sideri, DVM
Lead Researcher in Biological Metrics

Licensed Veterinarian. Melina applies strict probabilistic modeling to pet health standards and digitizes complex lifestyle data matrices with mathematical rigor.

Greece
Editorial & Peer Review
Cross-Disciplinary Verification

CalcExp does not claim new scientific discoveries; our mission is the strict digitization of established global standards. While each category is led by a domain expert, every calculator undergoes a rigorous multi-stage team review to validate the algorithms against verified academic literature.

Methodology & Standards