What is Stone & Youngberg's NAICS code?

Stone & Youngberg's NAICS code is 52 (Finance and Insurance).

Insights

Established Reputation With a history dating back to 1931, Stone & Youngberg is a well-established player in the private investment sector, offering deep industry expertise and a trusted brand to attract both institutional and individual clients.

Diverse Client Base The firm specializes in underwriting and investment services for tax-exempt and taxable securities, indicating opportunities to collaborate with a range of clients including government entities, nonprofits, and high-net-worth individuals.

Mid-Sized Potential Operating with a team of 51-200 employees and generating significant revenue, the company presents a strategic target for tailored financial technology solutions and consulting services that cater to mid-sized financial institutions.

Geographic Reach With multiple offices across major U.S. financial hubs, there are opportunities to offer localized financial services, compliance solutions, or regional market intelligence to support their expansive operations.

Reputation Management Given the firm's long-standing presence and historical leadership, providing innovative digital platforms for client engagement, compliance tracking, and performance analytics could enhance their service delivery and client retention strategies.

Similar companies to Stone & Youngberg

Stone & Youngberg Tech Stack

Media & News

David Hartley retired from Stone & Youngberg LLC as managing partner on Jan 1st '92.
David Hartley, pictured here in 1985, retired as managing partner of Stone & Youngberg in 1992.
Jul 19, 2011 | www.bondbuyer.com

Stone & Youngberg's Email Address Formats

Stone & Youngberg uses at least 1 format(s):

Stone & Youngberg Email Formats	Example	Percentage
FLast@syllc.com	JDoe@syllc.com	49%
First.Last@syllc.com	John.Doe@syllc.com	1%
FLast@syllc.com	JDoe@syllc.com	49%
First.Last@syllc.com	John.Doe@syllc.com	1%

Frequently Asked Questions

Where is Stone & Youngberg's headquarters located?

Stone & Youngberg's main headquarters is located at San Francisco, California 94111 United States. The company has employees across 1 continents, including North America.

What is Stone & Youngberg's phone number?

You can contact Stone & Youngberg's main corporate office by phone at

+1-415-445-****

. 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?

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

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

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

How many employees does Stone & Youngberg have currently?

As of April 2026, Stone & Youngberg has approximately 62 employees across 1 continents, including North America. Key team members include Vp --Fixed Income Sales: J. M. G.Owner: M. E.Director: M. C.. Explore Stone & Youngberg's employee directory with LeadIQ.

What industry does Stone & Youngberg belong to?

Stone & Youngberg operates in the Financial Services industry.

What is Stone & Youngberg's email format?

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?

Stone & Youngberg was founded in 1931.

Stone & Youngberg

Q: What is Stone & Youngberg's official website and social media links?

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

Q: How many employees does Stone & Youngberg have currently?

Stone & Youngberg has approximately 62 employees.

Financial ServicesCalifornia, United States51-200 Employees

Founded in 1931, Stone & Youngberg is one of the nation's oldest private investment firms.  

Stone & Youngberg provides underwriting and investment services and offers a wide variety of tax-exempt and taxable securities for investment by individuals and institutions.  

The firm is headquartered in San Francisco with offices in Los Angeles, San Diego, New York, Chicago, Phoenix, Albany, NY, Richmond, VA, Annapolis, MD and Big Bear Lake, CA.