Insights

Market Positioning Castro, Thresher & Oliveira, PC operates within the highly competitive accounting industry alongside global firms like PwC and Deloitte, suggesting opportunities to highlight personalized services and local expertise tailored for mid-sized clients seeking a more dedicated approach.

Digital Capabilities With a tech stack that includes cloud services, PHP, and Laravel, the firm demonstrates a strong foundation in digital technology, presenting opportunities to promote advanced online accounting solutions, secure data management, and integrated client portals.

Growth Potential Serving clients with revenues between $1 million and $10 million and maintaining a small team of up to 50 employees signals opportunities to expand services for growing mid-market businesses, focusing on scalable tax and financial advisory solutions.

Local Focus Located in Attleboro, Massachusetts, the firm's regional presence provides a strategic advantage to target local businesses and community organizations looking for personalized, community-based financial services.

Client Retention Established in 1972, the firm has a long-standing reputation for quality service, allowing sales efforts to emphasize trust, experience, and personalized client relationships as key differentiators in competitive marketing campaigns.

Castro, Thresher & Oliveira, PC Tech Stack

Castro, Thresher & Oliveira, PC uses 8 technology products and services including Cloudinary, JSON-LD, Polyfill, and more. Explore Castro, Thresher & Oliveira, PC's tech stack below.

  • Cloudinary
    Content Delivery Network
  • JSON-LD
    Javascript Frameworks
  • Polyfill
    Javascript Libraries
  • Google Maps
    Maps
  • PHP
    Programming Languages
  • X-XSS-Protection
    Security
  • Google Tag Manager
    Tag Management
  • Laravel
    Web Frameworks

Media & News

Castro, Thresher & Oliveira, PC's Email Address Formats

Castro, Thresher & Oliveira, PC uses at least 1 format(s):
Castro, Thresher & Oliveira, PC Email FormatsExamplePercentage
FLast@ctocpa.comJDoe@ctocpa.com
46%
Last@ctocpa.comDoe@ctocpa.com
4%
First.Last@ctocpa.comJohn.Doe@ctocpa.com
4%
FLast@ctocpa.comJDoe@ctocpa.com
46%

Frequently Asked Questions

Where is Castro, Thresher & Oliveira, PC's headquarters located?

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Castro, Thresher & Oliveira, PC's main headquarters is located at 1382 County Street, Attleboro, MA 02703, US. The company has employees across 1 continents, including North America.

What is Castro, Thresher & Oliveira, PC's phone number?

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You can contact Castro, Thresher & Oliveira, PC'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 Castro, Thresher & Oliveira, PC's official website and social media links?

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Castro, Thresher & Oliveira, PC's official website is ctocpa.com and has social profiles on LinkedIn.

What is Castro, Thresher & Oliveira, PC's NAICS code?

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Castro, Thresher & Oliveira, PC's NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Castro, Thresher & Oliveira, PC have currently?

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As of October 2025, Castro, Thresher & Oliveira, PC has approximately 11 employees across 1 continents, including North America. Key team members include Partner: M. C.Cpa/Partner: P. R. O.Business Owner: J. B.. Explore Castro, Thresher & Oliveira, PC's employee directory with LeadIQ.

What industry does Castro, Thresher & Oliveira, PC belong to?

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Castro, Thresher & Oliveira, PC operates in the Accounting industry.

What technology does Castro, Thresher & Oliveira, PC use?

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Castro, Thresher & Oliveira, PC's tech stack includes CloudinaryJSON-LDPolyfillGoogle MapsPHPX-XSS-ProtectionGoogle Tag ManagerLaravel.

What is Castro, Thresher & Oliveira, PC's email format?

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Castro, Thresher & Oliveira, PC's email format typically follows the pattern of FLast@ctocpa.com. Find more Castro, Thresher & Oliveira, PC email formats with LeadIQ.

When was Castro, Thresher & Oliveira, PC founded?

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Castro, Thresher & Oliveira, PC was founded in 1971.

Castro, Thresher & Oliveira, PC

AccountingUnited States11-50 Employees

Castro,  Thresher & Oliveira, PC is a greater Attleboro area Certified Public Accounting firm serving business and individual clients in a variety of accounting, financial and tax services.  Our firm was established in 1972 and has a tradition of providing excellent service.  We welcome you to explore our website further to discover more about our firm at www.ctocpa.com

Section iconCompany Overview

Headquarters
1382 County Street, Attleboro, MA 02703, US
Phone number
Website
ctocpa.com
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1971
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $1M$10M

    Castro, Thresher & Oliveira, PC's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    Castro, Thresher & Oliveira, PC's revenue is estimated to be in the range of $1M$10M

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