Insights

Growing Investment Expertise Osterweis Capital Management has a long-standing presence in the investment management sector since 1983, with a diverse product offering including mutual funds and managed accounts, indicating a stable client base and potential for expanding discretionary investment services.

Recognition and Awards The firm received the 2023 Refinitiv Lipper U.S. Fund Award for its Strategic Income Fund, showcasing industry recognition that can be leveraged to build credibility and attract high-net-worth individuals and institutional clients seeking award-winning investment solutions.

Active Portfolio Expansion Recent significant asset acquisitions such as stakes in Brilliant Earth Group, Carrier Global, and American Tower suggest an ongoing strategy of diversified investments, opening opportunities for tailored financial products or advisory services related to these growth areas.

Client Focus and Autonomy As an independent firm prioritizing client interests, Osterweis offers personalized investment management, which can be turned into a differentiator when engaging prospective clients seeking dedicated and autonomous financial advisory partners.

Technology and Data Engagement Utilizing industry-standard tools like Google Analytics, Cloudflare, and Adobe Fonts indicates an emphasis on digital presence and data-driven insights, presenting opportunities to offer advanced analytics, digital engagement solutions, or performance tracking platforms to enhance client service.

Similar companies to Osterweis Capital Management

Osterweis Capital Management Tech Stack

Osterweis Capital Management uses 8 technology products and services including Open Graph, Highlight.js, jQuery, and more. Explore Osterweis Capital Management's tech stack below.

  • Open Graph
    Content Management System
  • Highlight.js
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • Cloudflare Bot Management
    Security
  • Google Tag Manager
    Tag Management
  • Google Analytics
    Web Analytics
  • Adobe Fonts
    Web Fonts
  • Apache HTTP Server
    Web Servers

Media & News

Osterweis Capital Management's Email Address Formats

Osterweis Capital Management uses at least 1 format(s):
Osterweis Capital Management Email FormatsExamplePercentage
First.Last@osterweis.comJohn.Doe@osterweis.com
80%
FLast@osterweis.comJDoe@osterweis.com
18%
First@osterweis.comJohn@osterweis.com
1%
F.Last@osterweis.comJ.Doe@osterweis.com
1%

Frequently Asked Questions

What is Osterweis Capital Management's phone number?

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You can contact Osterweis Capital Management'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 Osterweis Capital Management's stock symbol?

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Osterweis Capital Management is a publicly traded company; the company's stock symbol is N/A.

What is Osterweis Capital Management's official website and social media links?

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Osterweis Capital Management's official website is osterweis.com and has social profiles on LinkedIn.

What is Osterweis Capital Management's NAICS code?

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Osterweis Capital Management's NAICS code is 5239 - Other Financial Investment Activities.

How many employees does Osterweis Capital Management have currently?

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As of December 2025, Osterweis Capital Management has approximately 69 employees across 2 continents, including North AmericaAsia. Key team members include Vice President & Manager Of Portfolio Accounting: L. B.President Chief Investment Officer Portfolio Manager Secretary Treasurer Trustee And Director: J. O.Co-President And Co-Chief Executive Officer: C. H.. Explore Osterweis Capital Management's employee directory with LeadIQ.

What industry does Osterweis Capital Management belong to?

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Osterweis Capital Management operates in the Investment Management industry.

What technology does Osterweis Capital Management use?

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Osterweis Capital Management's tech stack includes Open GraphHighlight.jsjQueryCloudflare Bot ManagementGoogle Tag ManagerGoogle AnalyticsAdobe FontsApache HTTP Server.

What is Osterweis Capital Management's email format?

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Osterweis Capital Management's email format typically follows the pattern of First.Last@osterweis.com. Find more Osterweis Capital Management email formats with LeadIQ.

When was Osterweis Capital Management founded?

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Osterweis Capital Management was founded in 1983.

Osterweis Capital Management

Investment ManagementCalifornia, United States51-200 Employees

Osterweis Capital Management (“Osterweis”) was founded in 1983 by John S. Osterweis to serve the portfolio management needs of high net worth individuals, foundations and endowments. Since then, the firm has grown, providing investment management services through various products including separately managed accounts and mutual funds. As an independently owned firm, Osterweis enjoys the autonomy necessary to keep its clients' interests at the forefront.

The Osterweis Funds are available by prospectus only. The Funds’ investment objectives, risks, charges and expenses must be considered carefully before investing. The summary and statutory prospectuses contain this and other important information about the Funds. You may obtain a summary or statutory prospectus by calling toll free at (866) 236-0050, or by visiting www.osterweis.com/statpro. Please read the prospectus carefully before investing to ensure the Fund is appropriate for your goals and risk tolerance.

Mutual fund investing involves risk. Principal loss is possible.

Osterweis Capital Management is the adviser to the Osterweis Funds, which are distributed by Quasar Distributors, LLC

Please see our Social Media section on the Osterweis Terms & Conditions page for additional disclosures: https://www.osterweis.com/terms.

Section iconCompany Overview

Phone number
Stock Symbol
N/A
NAICS Code
5239 - Other Financial Investment Activities
Founded
1983
Employees
51-200

Section iconFunding & Financials

  • $100M$250M

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

Section iconFunding & Financials

  • $100M$250M

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

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