RiverStone Tech Stack

Insurance run-off and legacy claims resolution for insurers and reinsurers

Insurance Manchester, New Hampshire 201–500 employees Founded 1999 Privately Held

RiverStone handles run-off claims, reinsurance recovery, and dispute resolution for insurers and reinsurers navigating capital efficiency and portfolio consolidation. The tech stack is heavily Azure-native (App Service, Functions, Logic Apps, DevOps, AD) with .NET/C# for backend services and Angular/Vue for frontends—a mature enterprise Microsoft ecosystem. Active hiring spans finance, legal, and data roles, with projects focused on acquisition integration, claims handling strategy, commutations, and TPA workflow automation, all pointing toward scaling operational capacity around M&A and legacy portfolio management.

Tech Stack 42 technologies

Core StackAdobe Illustrator Azure Functions Azure DevOps Azure AD Angular Vue ASP.NET C# JavaScript TypeScript Docker Postman Westlaw PACER Adobe Captivate KnowBe4 Photoshop Dreamweaver Flash Alteryx Azure App Service Azure Logic Apps Azure Monitor Application Insights OAuth Bicep Azure Resource Manager Razor Pages Blazor NET Core+12 more

What RiverStone Is Building

◆Challenges

Reducing litigation costs
Acquisition data management
Integration planning
Acquisition framework maintenance
Data integrity gaps
Data accuracy and completeness
Maximizing risk transfer opportunities
Handling high claim volume
High exposure litigation
Insurance coverage disputes

▲Active Projects

Integration planning of new business
Acquisition framework maintenance
Continuous development of acquisition processes
Claims handling strategy development
Commutations
Portfolio consolidations
System migrations
Merger integration
Workflow development for tpa data exchange
Kpi report development for tpa performance

Hiring Activity

Accelerating15 roles · 15 in 30d

Department

Finance

Legal

Data

Ops

Design

Seniority

Mid

Senior

Junior

Manager

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About RiverStone

RiverStone is an insurance and reinsurance services firm specializing in run-off claims resolution, reinsurance recovery, and dispute management. Operating as part of Fairfax Financial Holdings Limited, the company serves insurers and reinsurers across the US and UK, helping them align capital efficiency with business focus through structured run-off solutions and claims administration. The business model is deal-driven: each engagement involves portfolio acquisition, integration, claims processing, and litigation management. Core challenges include data integrity across acquired portfolios, litigation cost control, and throughput of high claim volumes during merger integrations.

HeadquartersManchester, New Hampshire

Company Size201–500 employees

Founded1999

Hiring MarketsUnited States

Frequently Asked Questions

What tech stack does RiverStone use?

Azure infrastructure (App Service, Functions, Logic Apps, DevOps, Monitor), .NET/C# backend, Angular/Vue frontends, Docker for containerization. Legal and compliance tools include Westlaw and PACER. No recent tech adoptions or replacements are recorded.

What is RiverStone working on?

Integration planning and acquisition framework maintenance, claims handling strategy, commutations, portfolio consolidations, system migrations, TPA workflow development, and KPI reporting for third-party administrator performance.

How this profile is built

RiverStone's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.