Insights

Local market foothold Longstanding Greensboro NC presence since 1949 indicates deep regional roots and potential cross-sell with nearby small to mid-size businesses needing tax, audit, and advisory services.

SMB tax/audit focus Small to mid-size client base across real estate development, construction, and professional services creates opportunities to offer bundled tax planning, compliance, and assurance services tailored to fragmented industries.

Growth-ready clients Revenue range and staff size suggest capacity to scale with advisory services such as outsourced CFO, tax optimization, and niche audits for not-for-profit entities.

Tech-enabled services Adoption of Microsoft 365, Azure, and web technologies provides a platform for efficiency improvements, data analytics, and client portal offerings to attract tech-savvy SMBs.

Expansion potential Experience with real estate and professional services aligns with market trends in construction and development; position to pursue growth in allied industries and regional expansion while leveraging reputable pedigree.

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Costello Hill & Co., LLP Tech Stack

Costello Hill & Co., LLP uses 8 technology products and services including Network Solutions, Microsoft 365, Google Fonts API, and more. Explore Costello Hill & Co., LLP's tech stack below.

Network Solutions
Domain Name Services
Microsoft 365
Email
Google Fonts API
Font Scripts
jQuery
Javascript Libraries
Office 365
Office Suites
Microsoft Azure
Platform As A Service
reCAPTCHA
Security
Bootstrap
UI Frameworks

Costello Hill & Co., LLP's Email Address Formats

Costello Hill & Co., LLP uses at least 1 format(s):

Costello Hill & Co., LLP Email Formats	Example	Percentage
FLast@costellohill.com	JDoe@costellohill.com	82%
Last@costellohill.com	Doe@costellohill.com	9%
F-Last@costellohill.com	J-Doe@costellohill.com	4%
First@costellohill.com	John@costellohill.com	5%

Frequently Asked Questions

What is Costello Hill & Co., LLP's phone number?

You can contact Costello Hill & Co., LLP's main corporate office by phone at

+1-336-274-****

. 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 Hill & Co., LLP's official website and social media links?

Costello Hill & Co., LLP's official website is costellohill.com and has social profiles on LinkedIn.

How much revenue does Costello Hill & Co., LLP generate?

As of July 2026, Costello Hill & Co., LLP's annual revenue is estimated to be $1M - $10M.

What is Costello Hill & Co., LLP's NAICS code?

Costello Hill & Co., LLP's NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Costello Hill & Co., LLP have currently?

As of July 2026, Costello Hill & Co., LLP has approximately 11 employees across 1 continents, including North America. Key team members include Partner: G. A.Partner: W. A.Staff Accountant: S. J. B.. Explore Costello Hill & Co., LLP's employee directory with LeadIQ.

What industry does Costello Hill & Co., LLP belong to?

Costello Hill & Co., LLP operates in the Accounting industry.

What technology does Costello Hill & Co., LLP use?

Costello Hill & Co., LLP's tech stack includes Network SolutionsMicrosoft 365Google Fonts APIjQueryOffice 365Microsoft AzurereCAPTCHABootstrap.

What is Costello Hill & Co., LLP's email format?

Costello Hill & Co., LLP's email format typically follows the pattern of FLast@costellohill.com. Find more Costello Hill & Co., LLP email formats with LeadIQ.

Costello Hill & Co., LLP

Q: How many employees does Costello Hill & Co., LLP have currently?

Costello Hill & Co., LLP has approximately 11 employees.

Q: What technology does Costello Hill & Co., LLP use?

Costello Hill & Co., LLP's tech stack includes Bootstrap, PHP, jQuery, reCAPTCHA, Microsoft 365.

Q: What is Costello Hill & Co., LLP's NAICS code?

Costello Hill & Co., LLP's NAICS code is 5412 (Accounting, Tax Preparation, Bookkeeping, and Payroll Services).

AccountingNorth Carolina, United States11-50 Employees

Costello Hill & Co., LLP is a Greensboro-based accounting firm that has professional roots dating back to 1949. The firm provides tax, audit, and financial services to small businesses and their owners, with a focus on entities in real estate development, construction, and professional services. Its audit practice serves a range of for-profit and not-for-profit organizations, while tax planning and preparation cover corporations, partnerships, individuals, estates, and trusts. Positioned within the accounting industry in North Carolina, the firm operates with a regional specialization that emphasizes serving closely held businesses and their stakeholders. The organization supports clients from Greensboro and the surrounding area by offering comprehensive accounting and advisory services tailored to their regulatory and financial needs.

Company Overview

Phone number: +1-336-274-****
Website: costellohill.com
NAICS Code: 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Employees: 11-50