Insights

Market Positioning Hallisey & D'Agostino is a well-established regional accounting firm serving small to mid-sized businesses across various industries, presenting opportunities to offer scalable advisory and financial services tailored to growing companies in Connecticut.

Growth Potential With revenue in the range of 10 to 25 million dollars and a dedicated client base, the firm may be seeking advanced technology solutions, compliance tools, or strategic consulting to support expansion and improve operational efficiency.

Industry Focus Operating within the professional services industry, the company could be interested in innovative compliance, audit, or tax technology solutions, as well as training services to stay ahead of regulatory changes.

Digital Presence Their use of platforms such as WordPress and Google Fonts indicates a digital-first approach, suggesting openness to digital marketing, website optimization, or digital client engagement tools to enhance their service delivery.

Competitive Edge Established for nearly five decades and involved in initiatives like Bold Ambition, Hallisey & D'Agostino values professional development and thought leadership, presenting opportunities to partner in industry research, educational programs, or branding strategies.

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Hallisey & D'Agostino, LLP Tech Stack

Hallisey & D'Agostino, LLP uses 8 technology products and services including WordPress, RSS, Google Fonts API, and more. Explore Hallisey & D'Agostino, LLP's tech stack below.

WordPress
Content Management System
RSS
Content Management System
Google Fonts API
Font Scripts
Lodash
Javascript Libraries
jQuery
Javascript Libraries
jQuery Migrate
Javascript Libraries
reCAPTCHA
Security
Apache HTTP Server
Web Servers

Media & News

Hdllpcpa launches Bold Ambition.
"Hallisey & D'Agostino is excited to launch Bold Ambition to really spell out all the work that's already been ongoing for so long to share research and best practices and really have the public better understand this profession's commitment, which has been ongoing, and so much has been invested."
Jan 31, 2017 | www.journalofaccountancy.com

Hallisey & D'Agostino, LLP's Email Address Formats

Hallisey & D'Agostino, LLP uses at least 1 format(s):

Hallisey & D'Agostino, LLP Email Formats	Example	Percentage
FLast@hdllpcpa.com	JDoe@hdllpcpa.com	43%
Last@hdllpcpa.com	Doe@hdllpcpa.com	9%
First@hdllpcpa.com	John@hdllpcpa.com	5%
FLast@hdllpcpa.com	JDoe@hdllpcpa.com	43%

Frequently Asked Questions

Where is Hallisey & D'Agostino, LLP's headquarters located?

Hallisey & D'Agostino, LLP's main headquarters is located at 540 Silas Deane Highway Wethersfield, Connecticut 06109 United States. The company has employees across 1 continents, including North America.

What is Hallisey & D'Agostino, LLP's phone number?

You can contact Hallisey & D'Agostino, LLP's main corporate office by phone at

+1-860-563-****

. 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 Hallisey & D'Agostino, LLP's official website and social media links?

Hallisey & D'Agostino, LLP's official website is hdllpcpa.com and has social profiles on LinkedIn.

What is Hallisey & D'Agostino, LLP's SIC code NAICS code?

Hallisey & D'Agostino, LLP's SIC code is 6411 - Insurance Agents, Brokers, and Service NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Hallisey & D'Agostino, LLP have currently?

As of February 2026, Hallisey & D'Agostino, LLP has approximately 17 employees across 1 continents, including North America. Key team members include Managing Partner: N. D.Managing Partner: P. D.Partner: L. H.. Explore Hallisey & D'Agostino, LLP's employee directory with LeadIQ.

What industry does Hallisey & D'Agostino, LLP belong to?

Hallisey & D'Agostino, LLP operates in the Accounting industry.

What technology does Hallisey & D'Agostino, LLP use?

Hallisey & D'Agostino, LLP's tech stack includes WordPressRSSGoogle Fonts APILodashjQueryjQuery MigratereCAPTCHAApache HTTP Server.

What is Hallisey & D'Agostino, LLP's email format?

Hallisey & D'Agostino, LLP's email format typically follows the pattern of FLast@hdllpcpa.com. Find more Hallisey & D'Agostino, LLP email formats with LeadIQ.

When was Hallisey & D'Agostino, LLP founded?

Hallisey & D'Agostino, LLP was founded in 1972.

Hallisey & D'Agostino, LLP

Q: How many employees does Hallisey & D'Agostino, LLP have currently?

Hallisey & D'Agostino, LLP has approximately 17 employees.

Q: What technology does Hallisey & D'Agostino, LLP use?

Hallisey & D'Agostino, LLP's tech stack includes MySQL, Cloudflare, WordPress, reCAPTCHA, Priority Hints.

Q: What is Hallisey & D'Agostino, LLP's NAICS code?

Hallisey & D'Agostino, LLP's NAICS code is 5412 (Accounting, Tax Preparation, Bookkeeping, and Payroll Services).

AccountingConnecticut, United States11-50 Employees

Hallisey & D’Agostino, LLP is a full-service public accounting firm offering a wide array of accounting, tax, and advisory services to individuals and small to mid-size closely-held businesses located throughout Connecticut and the surrounding areas. Since its formation in 1972, Hallisey & D’Agostino has established itself as one of the region’s premier accounting firms. Our clients operate in a variety of industries, including: construction, manufacturing, real estate, professional and consumer services, and more.

Company Overview

Headquarters: 540 Silas Deane Highway Wethersfield, Connecticut 06109 United States
Phone number: +1-860-563-****
Website: hdllpcpa.com
SIC Code: 6411 - Insurance Agents, Brokers, and Service
NAICS Code: 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded: 1972
Employees: 11-50