Insights

Leadership Transition With recent leadership changes including the upcoming retirement of CEO Manning Rountree and the appointment of Liam Caffrey as the new CEO effective January 2026, there is an opportunity to offer tailored executive support, strategic consulting, or leadership development services to facilitate smooth transitions and strengthen corporate governance.

Digital Infrastructure White Mountains utilizes a modern tech stack incorporating cloud hosting, content management, and security tools, indicating an openness to digital solutions and cybersecurity enhancements that could optimize their online presence, data security, and operational efficiency.

Financial Stability With annual revenues ranging from $100 million to $250 million, White Mountains demonstrates solid financial health, providing a reliable prospect for consulting, technology services, or investments aligned with maintaining stability and supporting future growth initiatives.

Growth and Strategy Recent appointments of key strategic executives like Giles Harrison and Liam Caffrey suggest a focus on strengthening corporate strategy and organizational leadership, creating opportunities to offer strategic advisory services, risk management solutions, or technology integrations that align with their expansion plans.

Market Positioning As a specialized insurance holding company with a history rooted in stability and valued stakeholder partnerships, White Mountains presents potential for custom insurance solutions, financial services, and technology innovations aimed at enhancing their portfolio and competitive position within the industry.

Similar companies to White Mountains Capital

White Mountains Capital Tech Stack

White Mountains Capital uses 8 technology products and services including WordPress, RSS, Open Graph, and more. Explore White Mountains Capital's tech stack below.

  • WordPress
    Content Management System
  • RSS
    Content Management System
  • Open Graph
    Content Management System
  • RackSpace Cloud
    Data Management Platforms
  • Lightbox
    Javascript Libraries
  • X-XSS-Protection
    Security
  • ZURB Foundation
    UI Frameworks
  • Microsoft IIS
    Web Servers

Media & News

White Mountains Capital's Email Address Formats

White Mountains Capital uses at least 1 format(s):
White Mountains Capital Email FormatsExamplePercentage
FLast@whitemountains.comJDoe@whitemountains.com
92%
FirstLast@whitemountains.comJohnDoe@whitemountains.com
4%
First.Last@whitemountains.comJohn.Doe@whitemountains.com
3%
First_Last@whitemountains.comJohn_Doe@whitemountains.com
1%

Frequently Asked Questions

Where is White Mountains Capital's headquarters located?

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White Mountains Capital's main headquarters is located at 80 South Main Street Hanover, New Hampshire 03755 United States. The company has employees across 1 continents, including North America.

What is White Mountains Capital's phone number?

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You can contact White Mountains Capital's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is White Mountains Capital's official website and social media links?

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White Mountains Capital's official website is whitemountains.com and has social profiles on LinkedIn.

What is White Mountains Capital's SIC code NAICS code?

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White Mountains Capital's SIC code is 6331 - Fire, Marine, and Casualty Insurance NAICS code is 524 - Insurance Carriers and Related Activities.

How many employees does White Mountains Capital have currently?

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As of February 2026, White Mountains Capital has approximately 50 employees across 1 continents, including North America. Key team members include Chief Executive Officer Director: G. R.Chief Technology Officer: A. L.Vice President & Assistant Audit Director, Internal Audit (white Mountains): S. D. E.. Explore White Mountains Capital's employee directory with LeadIQ.

What industry does White Mountains Capital belong to?

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White Mountains Capital operates in the Insurance industry.

What technology does White Mountains Capital use?

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White Mountains Capital's tech stack includes WordPressRSSOpen GraphRackSpace CloudLightboxX-XSS-ProtectionZURB FoundationMicrosoft IIS.

What is White Mountains Capital's email format?

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White Mountains Capital's email format typically follows the pattern of FLast@whitemountains.com. Find more White Mountains Capital email formats with LeadIQ.

When was White Mountains Capital founded?

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White Mountains Capital was founded in 1985.

White Mountains Capital

InsuranceNew Hampshire, United States11-50 Employees

White Mountains (NYSE: WTM) is a diversified insurance and related financial services holding company that owns and manages businesses seeking a stable, sophisticated partner to drive value creation. Grounded in the core principles of our visionary founder Jack Byrne, we have been careful, opportunistic and successful stewards of our shareholders’ capital for more than three decades.

We are most proud and protective of our reputation as a good partner – to our shareholders, to other stakeholders in our businesses and to the talented management teams who run them. In the end, doing right by your partners is what guarantees the next deal and the deal after that.

We are domiciled in Hamilton Bermuda, with executive headquarters in Hanover, New Hampshire, and offices in Boston, and Guilford, Connecticut.  For information about career opportunities at White Mountains, please contact careers@whitemountains.com

Section iconCompany Overview

Headquarters
80 South Main Street Hanover, New Hampshire 03755 United States
Phone number
SIC Code
6331 - Fire, Marine, and Casualty Insurance
NAICS Code
524 - Insurance Carriers and Related Activities
Founded
1985
Employees
11-50

Section iconFunding & Financials

  • $100M$250M

    White Mountains Capital's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    White Mountains Capital's revenue is estimated to be in the range of $100M$250M

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