Insights

Strong Financial Position Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. boasts a solid revenue range of 10 to 25 million dollars, indicating a stable financial foundation that can support investments in advanced legal technology solutions and expanded service offerings.

Regional Market Focus Located in Naperville, Illinois, the firm serves the suburban Chicago area, presenting opportunities for targeted marketing and tailored solutions that address local government, business, and estate planning needs prevalent in the regional market.

Growth and Expansion Potential With a relatively small team of up to 50 employees and a broad practice scope including government, labor, and commercial law, the firm may benefit from scalable technology tools to enhance productivity and client engagement as they grow.

Digital Presence Optimization Utilizing a modern tech stack including WordPress and Google Fonts API, there’s potential to improve online client experiences, attract more local clients, and increase visibility within the competitive Illinois legal market.

Competitive Positioning Situated among regional and national competitors with substantial revenues and larger staff, there is an opportunity to differentiate through cutting-edge legal tech solutions, enhanced client portals, and targeted marketing to capture additional market share.

Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. Tech Stack

Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. uses 8 technology products and services including WordPress, Google Fonts API, Cornerstone, and more. Explore Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s tech stack below.

  • WordPress
    Content Management System
  • Google Fonts API
    Font Scripts
  • Cornerstone
    Human Resource Management System
  • Mailcheck
    Javascript Libraries
  • jQuery Migrate
    Javascript Libraries
  • X-XSS-Protection
    Security
  • X-Content-Type-Options
    Web & Portal Technology
  • LiteSpeed
    Web Servers

Media & News

Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s Email Address Formats

Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. uses at least 2 format(s):
Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. Email FormatsExamplePercentage
FLast@ottosenbritz.comJDoe@ottosenbritz.com
96%
First.Last@ottosenbritz.comJohn.Doe@ottosenbritz.com
4%
FLast@ottosenlaw.comJDoe@ottosenlaw.com
100%

Frequently Asked Questions

Where is Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s headquarters located?

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Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s main headquarters is located at 1804 North Naper Boulevard Suite 350 Naperville, Illinois 60563 United States. The company has employees across 2 continents, including North AmericaEurope.

What is Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s phone number?

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You can contact Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'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 Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s official website and social media links?

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Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s official website is ottosenlaw.com and has social profiles on LinkedIn.

What is Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s NAICS code?

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Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s NAICS code is 54111 - Offices of Lawyers.

How many employees does Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. have currently?

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As of April 2026, Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. has approximately 41 employees across 2 continents, including North AmericaEurope. Key team members include Chief Executive Officer: G. S.Partner: M. S.Partner: S. D.. Explore Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s employee directory with LeadIQ.

What industry does Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. belong to?

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Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. operates in the Law Practice industry.

What technology does Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. use?

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Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s tech stack includes WordPressGoogle Fonts APICornerstoneMailcheckjQuery MigrateX-XSS-ProtectionX-Content-Type-OptionsLiteSpeed.

What is Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s email format?

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Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s email format typically follows the pattern of FLast@ottosenbritz.com. Find more Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. email formats with LeadIQ.

When was Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. founded?

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Ottosen DiNolfo Hasenbalg & Castaldo, Ltd. was founded in 1992.

Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.

Law PracticeIllinois, United States11-50 Employees

Suburban Chicago based law firm with emphasis in local government, business, public pension, labor and employment, commercial transactions, estate planning and probate.

Section iconCompany Overview

Headquarters
1804 North Naper Boulevard Suite 350 Naperville, Illinois 60563 United States
Phone number
NAICS Code
54111 - Offices of Lawyers
Founded
1992
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $10M$25M

    Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Ottosen DiNolfo Hasenbalg & Castaldo, Ltd.'s revenue is estimated to be in the range of $10M$25M

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