Insights

Flexible investment model Sansome Partners demonstrates a flexible investment approach across public and private, domestic and international, debt and equity, and control to minority stakes. This suggests a potential for tailored financing solutions, cross-border opportunities, and advisory services that align with their opportunistic capital deployment.

Long-term value focus With a emphasis on long-term direct investments in high-quality businesses and assets, Sansome Partners may be receptive to strategic minority investments, growth capital, and operational improvement initiatives aimed at durable performance and scalable value creation.

Compact yet ambitious As a smaller firm with 11-50 employees and revenue in the mid-market range, Sansome Partners could be a fit for scalable B2B solutions, mid-market fintech or regtech platforms, and boutique advisory services that offer high-touch partnerships without enterprise-level complexity.

Technology and security posture The stated tech stack includes security and performance oriented components (Mimecast, HSTS, Priority Hints) and web infrastructure tools, signaling an emphasis on cybersecurity and reliable digital operations. This opens opportunities for cybersecurity, data protection, and cloud optimization offerings.

Geographic reach and network With offices in San Francisco, Seattle, and Boston, Sansome Partners has West Coast to Northeast exposure and a potential for regional deal sourcing, co-investment opportunities, and access to a diverse set of high-quality targets across multiple industries.

Similar companies to Sansome Partners

Sansome Partners Tech Stack

Sansome Partners uses 8 technology products and services including Squarespace, Squarespace Commerce, Mimecast, and more. Explore Sansome Partners's tech stack below.

  • Content Management System
  • Email Security
  • Google Fonts API
    Font Scripts
  • JSON-LD
    Javascript Frameworks
  • Choices
    Javascript Libraries
  • HSTS
    Security
  • X-Content-Type-Options
    Web & Portal Technology

Sansome Partners's Email Address Formats

Sansome Partners uses at least 4 email formats:
Sansome Partners Email FormatsExamplePercentage
FLast@sansome.comJDoe@sansome.com
65%
First@sansome.comJohn@sansome.com
25%
Last@sansome.comDoe@sansome.com
7%
FirstLast@sansome.comJohnDoe@sansome.com
3%

Frequently Asked Questions

What is Sansome Partners's phone number?

Minus sign iconPlus sign icon
You can contact Sansome Partners'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 Sansome Partners's official website and social media links?

Minus sign iconPlus sign icon
Sansome Partners's official website is sansome.com and has social profiles on LinkedIn.

How much revenue does Sansome Partners generate?

Minus sign iconPlus sign icon
As of August 2026, Sansome Partners's annual revenue is estimated to be $25M - $50M.

What is Sansome Partners's NAICS code?

Minus sign iconPlus sign icon
Sansome Partners's NAICS code is 5239 - Other Financial Investment Activities.

How many employees does Sansome Partners have currently?

Minus sign iconPlus sign icon
As of August 2026, Sansome Partners has approximately 20 employees across 2 continents, including North America and Europe. Key team members include Principal: J. G. Explore Sansome Partners's employee directory with LeadIQ.

What industry does Sansome Partners belong to?

Minus sign iconPlus sign icon
Sansome Partners operates in the Investment Management industry.

What technology does Sansome Partners use?

Minus sign iconPlus sign icon
Sansome Partners's tech stack includes Squarespace, Squarespace Commerce, Mimecast, Google Fonts API, JSON-LD, Choices, HSTS and X-Content-Type-Options.

What is Sansome Partners's email format?

Minus sign iconPlus sign icon
Sansome Partners's email format typically follows the pattern of FLast@sansome.com. Find more Sansome Partners email formats with LeadIQ.
Sansome Partners logo

Sansome Partners

Investment ManagementCalifornia, United States11-50 Employees

Sansome Partners is a San Francisco-based investment firm that conducts long-term, direct investments in high-quality businesses and assets, with an emphasis on flexibility in deal structure. Its approach spans a range of opportunities, including public and private companies, domestic and international markets, as well as debt and equity instruments, and it can take control or minority positions as appropriate. The firm positions itself as a flexible allocator within a larger capital pool, capable of committing amounts that align with the merits of each investment.
With offices in Seattle and Boston, Sansome Partners operates within the investment management industry, aiming to provide sustained ownership and value creation through its diverse investment mandate. The organization employs a team in the San Francisco area and participates in markets outside its home base, reflecting a broad geographic scope in pursuing long-term investments.

Section iconCompany Overview

Phone number
NAICS Code
5239 - Other Financial Investment Activities
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    Sansome Partners's revenue is estimated to be in the range of $25M - $50M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.