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Bookkeeping, Accounting, Tax Planning, Tax Preparation & Payroll Outsourcing Services for CPAs, Accounting Firms & Businesses


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for Accounting Firms Back OfficeUS-Canada

Hire offshore staff starting at $8 per hour.


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“Our team acts as a seamless extension of your in-house staff, taking care of time-consuming administrative tasks so you can focus on growth, strategy, and higher-value client advisory services.”

Freddy Mcphee

Welcome To Constacy

Over 7 Years of Expertise in Accounting & Bookkeeping Outsourcing

Since 2016, Constacy Services has been empowering accountants, CPAs, EAs, and financial planners worldwide with efficient, automated, and profitable outsourcing solutions.

We provide trusted outsourced accounting, bookkeeping, and tax services with expertise in global compliance and financial reporting.

  • Constant Improvement
  • Commitment to Clients
  • Best Quality You Can Get
  • High Level of Knowledge
  • Advanced Analytics

Leverage insights that drive smarter financial decisions.

  • Certified Company

Trusted by accounting firms and businesses across the globe.


Talk to Our Experts

Freddy Mcphee

CEO Proaccounting

Who We Are

We Provide Reliable Bookkeeping & Accounting Solutions

Managing your finances doesn’t have to be stressful. Our expert team helps businesses stay compliant, save time, and focus on growth. From accurate bookkeeping to financial insights, we deliver solutions tailored to your needs.

Saving You Time
90%
Trusted by Businesses
94%

  • Streamlined & Accurate Processes
  • Dedicated Support for Clients
  • Quality You Can Trust

You Run Your Business, We’ll Handle the Numbers


Know More

Our Services

What Service We Offer

We deliver accurate, reliable, and customized accounting solutions to help businesses stay compliant and financially strong.


All Services

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Bookkeeping

Strengthen your CPA practice with accurate, reliable, and compliance-ready bookkeeping services.

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Tax Return Preparation

Fast, accurate tax return preparation for CPA firms with complete compliance and reduced errors.

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Virtual CFO Services

Expert financial leadership for strategy, compliance, and growth—without the cost of a full-time CFO.

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Sales & Use Tax

Simplify sales tax entries, filings, and reporting with our expert compliance services.

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Accounting

Year-end accounting and financial statement preparation tailored for CPA firms.

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Payroll Processing

Efficient and accurate payroll processing for multiple clients with compliance assurance.

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Why Choose Us

Trusted by CPA Firms & Businesses Across the US

Choosing the right accounting partner shouldn’t be complicated. At Constacy Services, we combine accuracy, compliance, and reliability to help you manage your books, payroll, and taxes stress-free.

Experienced Team

Free Consultation

Save Time & Resources

Accurate & On-Time

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Skilled Specialists
Our Cases

Let’s See Our Latest Project

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Investment Management

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    Money Calculations

    Money Calculations

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      Financial Planning

      Financial Planning

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        Data Entry

        Data Entry

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          Testimonials

          We Are Trusted Over 16+ Countries Worldwide

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            Gerald Flynn
            Gerald Flynn

            Entrepreneur

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              Evelyn Bush
              Evelyn Bush

              CEO Bciaga

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                Carlo Conrad
                Carlo Conrad

                Businessman

                Our Process

                Simple, Transparent & Reliable

                We follow a simple, step-by-step process that ensures transparency, accuracy, and trust at every stage of your project.

                01.

                Secure Data Processing

                We securely access via VPN/RDP to record and process your financial data with accuracy.

                02.

                Review & Quality Assurance

                Our experts and QA team carefully review processed data to ensure compliance, accuracy, and reliability.

                03.

                Reporting & Final Submission

                We deliver detailed reports with full transparency. Once approved, final documents are submitted on time.

                Not Sure Which Solution Fits Your Business? Let’s Talk.

                Choosing the right outsourcing partner can feel overwhelming. Our experts are here to guide you—whether you’re looking to save time, ensure compliance, or scale your CPA practice. Book a free consultation today and get clear, actionable answers tailored to your business goals.


                Get a Free Strategy Call

                Our Blog

                Latest Blog & Articles

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