Skip to main content


Maillie LLP is a “Top 25” Accounting Firm as ranked by the Philadelphia Business Journal.

Accounting Software

Informed business decisions can only be made based on accurate data, rapidly collected and processed, and delivered to management in a timely manner – all of which relies on the right information technology (IT) system. Maillie LLP Information System specialists understand the technical and practical aspects of a multitude of accounting and office systems software. Our IT specialists can analyze your needs, recommend the best software systems, get the systems up and running, provide staff training and offer ongoing support.

Our services include:

  • Design and implementation of accounting and office information systems, from feasibility analysis through staff training and support
  • Evaluation and support of existing information systems
  • Analysis of vendor proposals and negotiation support
  • Local area network assistance
  • Data communications consulting
  • Recruitment and training of personnel
  • In-house processing of client financial and tax data
  • QuickBooks Certified ProAdvisor on staff
  • Peachtree – Sage Software Accountants Network Premier Advisor on staff

E - News Sign Up

Join our email list to receive updates directly in your inbox.

"*" indicates required fields


Contact Us

HQ Address:
500 North Lewis Road
Limerick, PA 19468

WC Address:
600 Willowbrook Lane
West Chester, PA 19382

New Castle Address:
32 Reads Way
New Castle, DE 19720

"*" indicates required fields

This field is for validation purposes and should be left unchanged.