Insights

Flexible Investment Approach Sansome Partners maintains a highly adaptable investment strategy, engaging in diverse investment types such as public and private companies, debt and equity, and control or minority stakes. This flexibility indicates an openness to customizing financial solutions, making them a potential client for financial services, investment technology platforms, or advisory firms seeking to serve varied investment needs.

Growing Market Presence With offices in San Francisco, Seattle, and Boston, Sansome Partners demonstrates expansion in key U.S. markets. This geographic footprint presents opportunities for local or regional firms to collaborate on investment initiatives or offer region-specific financial products and services tailored to the firm’s growth and high-quality asset focus.

Mid-Size Financial Power Generating revenue between $25 million and $50 million with a relatively small team of 11-50 employees, Sansome Partners represents a dynamic midsize investment firm. This profile may be advantageous for boutique or specialized financial service providers aiming to target emerging investment firms with substantial capital but limited internal overhead.

Technology Stack Insights The company's use of modern web technologies such as Squarespace, Webpack, and Adobe Fonts suggests an emphasis on digital presence and branding. IT service providers, web development, or cybersecurity firms could identify opportunities to offer enhanced digital infrastructure or security solutions to support their online operations.

Alignment with Larger Firms Sansome Partners allocates capital from a larger pool, indicating potential alignment or partnership opportunities with larger investment entities or fund administrators. This may open avenues for offering investment management technology, capital deployment platforms, or back-office solutions designed for partnership-based investment models.

Sansome Partners Tech Stack

Sansome Partners uses 8 technology products and services including Open Graph, Squarespace Commerce, Google Fonts API, and more. Explore Sansome Partners's tech stack below.

  • Open Graph
    Content Management System
  • Squarespace Commerce
    E-commerce
  • Google Fonts API
    Font Scripts
  • JSON-LD
    Javascript Frameworks
  • Choices
    Javascript Libraries
  • Priority Hints
    Performance
  • HSTS
    Security
  • Adobe Fonts
    Web Fonts

Media & News

Sansome Partners's Email Address Formats

Sansome Partners uses at least 1 format(s):
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

Where is Sansome Partners's headquarters located?

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Sansome Partners's main headquarters is located at San Francisco, California 94108 United States. The company has employees across 2 continents, including North AmericaEurope.

What is Sansome Partners's phone number?

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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?

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

What is Sansome Partners's NAICS code?

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Sansome Partners's NAICS code is 5239 - Other Financial Investment Activities.

How many employees does Sansome Partners have currently?

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As of June 2026, Sansome Partners has approximately 20 employees across 2 continents, including North AmericaEurope. Key team members include Principal: J. G.. Explore Sansome Partners's employee directory with LeadIQ.

What industry does Sansome Partners belong to?

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Sansome Partners operates in the Investment Management industry.

What technology does Sansome Partners use?

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Sansome Partners's tech stack includes Open GraphSquarespace CommerceGoogle Fonts APIJSON-LDChoicesPriority HintsHSTSAdobe Fonts.

What is Sansome Partners's email format?

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

Sansome Partners

Investment ManagementCalifornia, United States11-50 Employees

Sansome Partners is a San Francisco based investment firm with offices in Seattle and Boston that makes long-term, direct investments in high-quality businesses and assets.

We have a high degree of flexibility with regard to the form of any given investment.  We have previously made investments ranging from public to private companies, from domestic to international opportunities, from debt to equity, and from control to minority stakes.  We can commit as much capital as an investment merits because our capital represents part of a larger pool.

Section iconCompany Overview

Headquarters
San Francisco, California 94108 United States
Phone number
NAICS Code
5239 - Other Financial Investment Activities
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $25M$50M

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

Section iconFunding & Financials

  • $25M$50M

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

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