Insights

Longstanding Private Stone & Youngberg is a private investment firm founded in 1931 with a traditional underwriting and investment services focus, signaling potential interest in stable, risk-managed client relationships and high-touch advisory services.

Diverse Taxable The firm offers a wide variety of tax-exempt and taxable securities for individuals and institutions, indicating opportunities to cross-sell fixed income, municipal, and other security products to a diverse client base.

Expanded Footprint With multiple offices across major markets (San Francisco, Los Angeles, New York, Chicago, and more), there are geographic expansion and enterprise coverage opportunities for regional teams, product specialists, and localized marketing initiatives.

Mid Market Focus Employee count suggests a mid-sized firm; combined with revenue in the hundreds of millions, there is likely appetite for scalable, middle-market investment solutions, tech-enabled workflows, and competitive pricing arrangements.

Legacy Relationships As one of the nation's oldest private investment firms, Stone & Youngberg may have entrenched institutional and high-net-worth relationships, presenting opportunities to augment with boutique or specialized services such as funds, advisory, or capital market products.

Similar companies to Stone & Youngberg

Stone & Youngberg's Email Address Formats

Stone & Youngberg uses at least 2 email formats:
Stone & Youngberg Email FormatsExamplePercentage
FLast@syllc.comJDoe@syllc.com
98%
First.Last@syllc.comJohn.Doe@syllc.com
2%

Frequently Asked Questions

What is Stone & Youngberg's phone number?

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You can contact Stone & Youngberg'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 Stone & Youngberg's official website and social media links?

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Stone & Youngberg's official website is syllc.com and has social profiles on LinkedIn.

How much revenue does Stone & Youngberg generate?

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As of August 2026, Stone & Youngberg's annual revenue is estimated to be $100M - $250M.

What is Stone & Youngberg's SIC code and NAICS code?

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Stone & Youngberg's SIC code is 6211 - Security Brokers, Dealers, and Flotation Companies and NAICS code is 52 - Finance and Insurance.

How many employees does Stone & Youngberg have currently?

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As of August 2026, Stone & Youngberg has approximately 62 employees across 1 continents, including North America. Key team members include Owner: M. E., Director: M. C. and Manager: D. F. Explore Stone & Youngberg's employee directory with LeadIQ.

What industry does Stone & Youngberg belong to?

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Stone & Youngberg operates in the Financial Services industry.

What is Stone & Youngberg's email format?

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Stone & Youngberg's email format typically follows the pattern of FLast@syllc.com. Find more Stone & Youngberg email formats with LeadIQ.

When was Stone & Youngberg founded?

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Stone & Youngberg was founded in 1931.
Stone & Youngberg logo

Stone & Youngberg

Financial ServicesCalifornia, United States51-200 Employees

Founded in 1931, Stone & Youngberg is a private investment firm in the financial services industry. It provides underwriting and investment services and offers a mix of tax-exempt and taxable securities for investment by individuals and institutions. The firm is headquartered in San Francisco, California, and maintains offices in Los Angeles, San Diego, New York, Chicago, Phoenix, Albany, NY, Richmond, VA, Annapolis, MD, and Big Bear Lake, CA. The company employs between 51 and 200 people. Revenue is reported in the range of $100 million to $250 million. The firm's website is https://syllc.com.

Section iconCompany Overview

Phone number
Website
syllc.com
SIC Code
6211 - Security Brokers, Dealers, and Flotation Companies
NAICS Code
52 - Finance and Insurance
Founded
1931
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

    Stone & Youngberg's revenue is estimated to be in the range of $100M - $250M

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