Meyerthole Siems Kohlruss
Meyerthole Siems Kohlruss is a Cologne-based actuarial consulting firm founded in 1998 that provides data pools, pricing, reinsurance, Solvency II, and proprietary software tools to over 100 property and casualty insurers across the DACH region.
- Company typePrivate
- Founded1998
- HeadquartersKöln, Germany
- Headcount101–250
- GTM typeB2B
- OfferingServices
What Meyerthole Siems Kohlruss does
Meyerthole Siems Kohlruss (MSK), founded in 1998 and headquartered in Cologne, is a German limited liability company (mbH) providing specialized actuarial consulting services to property and casualty (P&C) insurers across the DACH region. The firm serves a customer base of over 100 enterprise clients — primary insurers, reinsurers, captives, and Assekuradeure — through eight service lines: Data Pools, Pricing, Reinsurance, Solvency II, Accounting & Valuation, Strategy & Market, Software & Tools, and Trainings. Its product stack includes proprietary software (ARIANE for pricing, VENUS for actuarial calculations, PORTo for ORSA, STORM CHASERS for storm modeling, MSK Analyzer, K-PIX motor tariff monitor, and a telematics pool with companion app) and a portfolio of cross-insurer data pools covering motor, legal protection, fire, transport, commercial, private, cyber, and Austrian segments.
MSK generates revenue through individual, multi-year consulting engagements tailored to each client's portfolio and regulatory situation, complemented by software/data-pool subscriptions and recurring educational channels (Aktuarielle Stunde webinars, K-Tagung annual conference, Bulletin Digital newsletter). The go-to-market is direct enterprise sales, supported by thought-leadership content, industry events, and a growing LinkedIn/Instagram presence. MSK has been ISO 27001 certified by Dekra since 2011 and employs 101-250 staff under a managing-director team that doubled in October 2025 to four executives (Meyerthole, Siems, Berg, Götzen), signaling active succession and capacity scaling for continued growth.
Meyerthole Siems Kohlruss firmographics
Firmographics- Name
- Meyerthole Siems Kohlruss
- Legal name
- Meyerthole Siems Kohlruss Gesellschaft für aktuarielle Beratung mbH
- Website
- https://aktuare.de
- Company type
- Private
- Founded year
- 1998
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Meyerthole Siems Kohlruss is a Cologne-based actuarial consulting firm founded in 1998 that provides data pools, pricing, reinsurance, Solvency II, and proprietary software tools to over 100 property and casualty insurers across the DACH region.
- Ownership category
- akta.pro rank
Meyerthole Siems Kohlruss industry classification
Industry- Product category
- Actuarial Consulting Services
- NAICS
- Agencies, Brokerages, and Other Insurance Related Activities (5242)
- SIC
- Services-Management Consulting Services (8742)
- akta.pro primary industry
- Audit Management, Controls & SOX Compliance (BPAEAPAH)
- akta.pro secondary industry
- Audit & Assurance Services (BPAHABAA)
Keywords
Where Meyerthole Siems Kohlruss is headquartered
LocationHeadquarters
- HQ city
- Köln
- HQ country
- Germany
- HQ region
- Europe
Offices2 records
Markets served
Meyerthole Siems Kohlruss business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Marketing or Sales
Revenue model
- Actuarial Consulting Services: Professional actuarial consulting services for primary insurers and reinsurers, including data analysis, pricing, reinsurance, Solvency II compliance, accounting and valuation, strategy and market advisory
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Professional consulting services - custom engagement based on client needs |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels7 records
Meyerthole Siems Kohlruss product offering
Product offeringCore offering
Meyerthole Siems Kohlruss (MSK) provides professional actuarial consulting services for primary insurers and reinsurers in the property and casualty insurance sector. The firm delivers data analysis, pricing optimization, reinsurance advisory, Solvency II compliance, accounting and valuation, strategy and market advisory, and proprietary software tools, supported by industry data pools covering motor, legal protection, fire, transport, commercial, private, cyber, and Austrian insurance segments.
Product overview
Meyerthole Siems Kohlruss (MSK) is an actuarial consulting firm offering comprehensive services for primary insurers and reinsurers since 1998. The company provides a portfolio of specialized services organized into eight core areas: Data Pools, Pricing, Reinsurance, Solvency II, Accounting & Valuation, Strategy & Market, Software & Tools, and Trainings. MSK operates proprietary software tools including ARIANE (pricing), VENUS (actuarial calculations), and PORTo (ORSA tool), along with specialized data pools covering motor, legal protection, fire, transport, commercial, private, cyber, and Austrian insurance markets. The company also publishes regular bulletins and industry research.
Differentiator
Problem solved
Functional benefit
Brands
- Bulletin Digital: Quarterly newsletter covering current actuarial topics and company news
- ARIANE
- K-Tagung
- Aktuarielle Stunde
- Komposit Kompass
Products and services
- Data Pools Industry data aggregation and benchmarking services covering motor (Kfz), legal protection, fire, transport, commercial, private, and cyber insurance segments, including Austrian market data. Provides pooled industry datasets for benchmarking and analysis to insurance companies.
- Pricing Services Actuarial pricing consulting for insurance portfolio optimization and tariff structuring for primary insurers and reinsurers.
- Reinsurance Services Reinsurance advisory including treaty and facultative reinsurance structuring and optimization, with expertise in risk transfer and catastrophe risk management.
- Solvency II Advisory Regulatory compliance consulting for Solvency II capital requirements, ORSA, and SFCR reporting for insurance companies.
- Accounting & Valuation Services Actuarial accounting and valuation services for insurance companies, including financial reporting support and reserve valuations.
- Strategy & Market Advisory Strategic advisory services for insurance companies, including market positioning, competitive analysis, and operative process optimization.
- ARIANE Pricing Software Professional pricing software for insurance portfolio management and tariff calculation. ARIANE is a proprietary actuarial tool used for pricing optimization and risk assessment.
- VENUS Actuarial Software Actuarial calculation software used for various analytical tasks in insurance mathematics and portfolio analysis.
- PORTO ORSA Tool ORSA (Own Risk Solvency Assessment) tool for regulatory compliance and risk management under Solvency II for insurance companies.
- Trainings Educational programs including the Aktuarielle Stunde (Actuarial Hour) seminars and professional development courses for insurance professionals on actuarial topics.
Quantifiable outcome
- Austrian composite insurers solvency coverage increased to 310% in 2025
- +1 more outcomes
Companies that use Meyerthole Siems Kohlruss
Customer profileNamed customers4 records
Segments4 records
Ideal customer profiles3 records
Meyerthole Siems Kohlruss technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability5 records
Feature6 records
Meyerthole Siems Kohlruss partnerships and signals
Strategic signalPartnerships
Five partnerships are on record, tiered core and minor.
- VM4K (Förderverein zur Förderung der Versicherungsmathematik)coreSupport association for promoting insurance mathematics. MSK has been a founding supporter since 2013, celebrating 10-year anniversary in 2023. Promotes young talent in actuarial science through funding and educational initiatives.
- SkenDataminorJoint study on sustainability in building insurance. Analysis of portfolios from 20 property insurers on sustainability aspects, finding that climate-friendly buildings have fewer damages.
- E+S RückcoreFounding of cyber data pool together with E+S Rück (E+S Reinsurance) in 2021, combining expertise for cyber risk analysis and data pooling.
- FH Bielefeld (University of Applied Sciences)minorMSK supports project-based study in data science at FH Bielefeld, connecting academic research with industry practice.
- EIOPA (European Insurance and Occupational Pensions Authority)minorMSK supports EIOPA working group on natural catastrophes, contributing expertise in natural hazard modeling.
Scale indicators4 records
Recent moves6 records
Expansion highlights6 records
Meyerthole Siems Kohlruss competitors and assessment
Company assessmentBroad incumbents
- Willis Towers Watson (WTW): Global insurance and actuarial consulting firm with a DACH presence. Offers comparable actuarial, reinsurance, and risk-strategy services as part of broader insurance advisory suite competing for similar client mandates.
- Mercer Deutschland: HR and financial services consultancy (part of Marsh McLennan) with insurance and actuarial consulting practice serving the German market. Provides overlapping pricing and strategic advice to German-speaking insurers.
- Aon (Germany): Global insurance and reinsurance broker expanding actuarial and risk consulting services in Germany. Relevant given MSK's 2021 cyber data pool partnership with E+S Rück (an Aon entity) signaling overlap in reinsurance analytics.
- Oliver Wyman: Global management consulting firm with deep insurance industry expertise including actuarial services in pricing, reinsurance, and capital strategy. Competes for strategic mandates with German insurers.
- PwC Germany (Actuarial Services): Big 4 firm with actuarial and insurance consulting practice serving German-speaking insurers. Competes in pricing optimization and Solvency II advisory, often via multi-service bundles.
- KPMG Germany (Actuarial Services): Big 4 audit firm with a dedicated actuarial and insurance risk advisory practice serving German P&C insurers. Bundles actuarial work into wider audit and consulting engagements, often competing on the same pricing and Solvency II mandates as MSK.
- EY Germany (Insurance and Actuarial Advisory): Big 4 firm with insurance and actuarial consulting practice operating in the German market. Overlaps with MSK on regulatory reporting, ORSA support, and reserving engagements.
- Deloitte Germany (Insurance and Actuarial): Big 4 firm providing actuarial and insurance risk consulting services to German and European P&C insurers. Bundles actuarial work with broader risk and finance advisory.
Direct peers
- Milliman: Global independent actuarial consulting firm offering pricing, reinsurance, and Solvency II services to P&C insurers. Closest direct counterpart to MSK's core actuarial practice with similarly deep technical focus.
- Heubeck AG: German actuarial consulting firm headquartered in Cologne providing technical actuarial services to insurers and pension funds. Closest domestic peer in language, geography, and actuarial specialism.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Meyerthole Siems Kohlruss social profiles
Digital presenceMeyerthole Siems Kohlruss compliance and trust
Trust signalCompliance1 record
Meyerthole Siems Kohlruss financial estimates
Financial estimateRevenue estimate
Valuation estimate
Meyerthole Siems Kohlruss leadership team
Management profileNumber of profiles
Profiles6 records
Meyerthole Siems Kohlruss funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Meyerthole Siems Kohlruss M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Meyerthole Siems Kohlruss
What does Meyerthole Siems Kohlruss do?
Meyerthole Siems Kohlruss (MSK) provides professional actuarial consulting services for primary insurers and reinsurers in the property and casualty insurance sector. The firm delivers data analysis, pricing optimization, reinsurance advisory, Solvency II compliance, accounting and valuation, strategy and market advisory, and proprietary software tools, supported by industry data pools covering motor, legal protection, fire, transport, commercial, private, cyber, and Austrian insurance segments.
Is Meyerthole Siems Kohlruss a public or private company?
Meyerthole Siems Kohlruss is a private company. It is classified as management employee owned and is currently operating.
When was Meyerthole Siems Kohlruss founded?
Meyerthole Siems Kohlruss was founded in 1998. It employs 101 to 250 people.
Where is Meyerthole Siems Kohlruss based?
Meyerthole Siems Kohlruss is headquartered in Köln, Germany, in the Europe region.
How does Meyerthole Siems Kohlruss make money?
One revenue line is on record: actuarial Consulting Services.
Who are Meyerthole Siems Kohlruss's main competitors?
Broad incumbents on record are Willis Towers Watson (WTW), Mercer Deutschland, Aon (Germany), Oliver Wyman, PwC Germany (Actuarial Services), KPMG Germany (Actuarial Services), EY Germany (Insurance and Actuarial Advisory) and Deloitte Germany (Insurance and Actuarial). Direct peers are Milliman and Heubeck AG.
Does Meyerthole Siems Kohlruss have an API?
No public API is recorded for Meyerthole Siems Kohlruss.
What industry is Meyerthole Siems Kohlruss in?
Meyerthole Siems Kohlruss's product category is Actuarial Consulting Services. Its primary akta.pro industry code is BPAEAPAH, Audit Management, Controls & SOX Compliance, with a secondary code of BPAHABAA, Audit & Assurance Services. Its NAICS code is 5242 and its SIC code is 8742.