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Gathering insights about Costello & Sons Insurance Brokers

Similar companies to Costello & Sons Insurance Brokers

Costello & Sons Insurance Brokers Tech Stack

Costello & Sons Insurance Brokers uses 8 technology products and services including AppNexus, RSS, WordPress, and more. Explore Costello & Sons Insurance Brokers's tech stack below.

  • AppNexus
    Advertising
  • RSS
    Content Management System
  • WordPress
    Content Management System
  • MySQL
    Database
  • Font Awesome
    Font Scripts
  • Twemoji
    Font Scripts
  • jQuery Migrate
    Javascript Libraries
  • Modernizr
    Javascript Libraries

Media & News

Costello & Sons Insurance Brokers's Email Address Formats

Costello & Sons Insurance Brokers uses at least 1 format(s):
Costello & Sons Insurance Brokers Email FormatsExamplePercentage
FLast@costelloandsons.comJDoe@costelloandsons.com
85%
Last@costelloandsons.comDoe@costelloandsons.com
15%

Frequently Asked Questions

Where is Costello & Sons Insurance Brokers's headquarters located?

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Costello & Sons Insurance Brokers's main headquarters is located at 1752 Lincoln Avenue San Rafael, California 94901 United States. The company has employees across 3 continents, including North AmericaEuropeAsia.

What is Costello & Sons Insurance Brokers's phone number?

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You can contact Costello & Sons Insurance Brokers'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 Costello & Sons Insurance Brokers's official website and social media links?

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Costello & Sons Insurance Brokers's official website is costelloandsons.com and has social profiles on LinkedIn.

What is Costello & Sons Insurance Brokers's NAICS code?

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Costello & Sons Insurance Brokers's NAICS code is 524 - Insurance Carriers and Related Activities.

How many employees does Costello & Sons Insurance Brokers have currently?

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As of April 2026, Costello & Sons Insurance Brokers has approximately 10 employees across 3 continents, including North AmericaEuropeAsia. Key team members include Owner: P. H. A.Senior Vice President Sales: J. H.Operations Manager: S. D.. Explore Costello & Sons Insurance Brokers's employee directory with LeadIQ.

What industry does Costello & Sons Insurance Brokers belong to?

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Costello & Sons Insurance Brokers operates in the Insurance industry.

What technology does Costello & Sons Insurance Brokers use?

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Costello & Sons Insurance Brokers's tech stack includes AppNexusRSSWordPressMySQLFont AwesomeTwemojijQuery MigrateModernizr.

What is Costello & Sons Insurance Brokers's email format?

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Costello & Sons Insurance Brokers's email format typically follows the pattern of FLast@costelloandsons.com. Find more Costello & Sons Insurance Brokers email formats with LeadIQ.

When was Costello & Sons Insurance Brokers founded?

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Costello & Sons Insurance Brokers was founded in 1939.

Costello & Sons Insurance Brokers

InsuranceCalifornia, United States2-10 Employees

Costello & Sons Insurance Brokers is a small regional brokerage that provides property and casualty coverage, group health, retirement plans such as 401(k), life, disability, and long-term care. The firm traces its roots to a third-generation operation that began in downtown San Francisco and is now based in San Rafael, California, with offices across Northern and Southern California. It concentrates on a few specialized client segments, notably venture capital and private equity firms, technology companies, and individuals seeking asset and income protection. The company emphasizes close, personal relationships with clients while addressing a broad range of risk-management needs. It maintains relationships with major insurance carriers to serve its niches and clients with international or multi-jurisdictional needs. It is part of TechAssure, a global network of brokers endorsed by the National Venture Capital Association to provide coordinated services for members and their portfolio companies.

Section iconCompany Overview

Headquarters
1752 Lincoln Avenue San Rafael, California 94901 United States
Phone number
NAICS Code
524 - Insurance Carriers and Related Activities
Founded
1939
Employees
2-10

Section iconMedia & News

Section iconFunding & Financials

  • $50M$100M

    Costello & Sons Insurance Brokers's revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    Costello & Sons Insurance Brokers's revenue is estimated to be in the range of $50M$100M

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