Outsourcing is now a powerful strategy for accounting firms to gain an edge over competitors.
With increasing client demands, evolving technology, and cost-cutting pressures, outsourcing allows firms to access specialist skills and focus on core functions that drive growth.
Choosing the right outsourcing model isn’t one-size-fits-all. Different models have unique benefits that suit various types of firms, from budget-conscious small firms to growing medium-sized businesses that need scalability.
We’ll provide essential information about outsourcing models to help you choose the best one for your business vision and achieve the best outcomes.
So keep reading to see which one is best for your practice.
Types of Outsourcing Models for Accounting Firms
Outsourcing models are typically categorized by relationship structure, location, and pricing. Each model has distinct strengths, so selecting one that aligns with your accounting firm’s objectives, budget, and operations is essential. To make the best choice, start by asking yourself three key questions:
- What type of relationship-based outsourcing will benefit my firm?
- Which location-based outsourcing model fits my firm’s needs?
- What pricing model will provide the best budget control?
Let’s dive in and explore the answers to these questions.
1. Relationship-Based Outsourcing Models

These models differ in how closely the outsourced team integrates with your firm’s processes and the kind of relationship you’ll maintain.
Transactional Service Model
The transactional model is straightforward and task-focused. It works best for accounting firms needing specific, repeatable tasks like bookkeeping, tax preparation, or data entry handled quickly and cost-effectively.
This model typically involves a short-term agreement with clear deliverables, making it perfect for handling seasonal spikes without committing to long-term contracts.
However, if you want innovation or in-depth involvement, this might be limiting since it’s focused on tasks rather than strategic growth.
Strategic Partnership Model
This model is ideal for firms seeking a long-term relationship that supports broader goals, such as growth and innovation. In a strategic partnership, the outsourcing provider works closely with your firm to address more complex accounting needs, including financial analysis, compliance, or management reporting.
Both parties share risks and rewards, leading to better alignment with your firm’s objectives. While the upfront investment is usually higher, the long-term benefits often outweigh it, making it a valuable choice for firms looking to scale sustainably.
Freelancing Model
Hiring freelancers offers flexibility and access to specialized skills on an as-needed basis. It’s often used by firms for specific projects or temporary tasks and is cost-effective, given that freelancers generally set their own rates.
However, freelancers may not offer the same level of dedication and may pose data security concerns, especially when handling sensitive client information.
Business Process Outsourcing (BPO) Model
The BPO model allows you to outsource entire accounting functions to a provider that handles staffing, infrastructure, and technology. This is ideal for mid-to-large firms needing extensive support for day-to-day operations.
BPO providers also bring expertise in managing payroll, HR, and IT systems, enabling your firm to focus more on client services. It can, however, be more expensive, especially as your outsourced team grows.
Build-Operate-Transfer (BOT) Model
In the BOT model, outsourcing partner sets up and operates an offshore division for you, then transfers it over once the setup is stable. This model is effective for firms planning to expand or establish a subsidiary in a new region, especially if you’re scaling up and want to build a cohesive team.
It does, however, require thorough planning and an understanding of local regulations.
2. Location-Based Outsourcing Models

The physical location of your outsourcing team impacts communication, costs, and operational efficiency. Here’s how each model could work for you:
Offshore Outsourcing
Offshore outsourcing involves working with teams in distant countries, often where labor costs are lower. This model is popular among firms aiming for cost efficiency.
For instance, offshore accountants in countries like India or the Philippines provide quality service at a fraction of local costs. Although this model offers significant savings, cultural and time-zone differences may impact communication and real-time collaboration.
Onshore Outsourcing
Onshore outsourcing involves hiring an external team within the same country. For firms that require close interaction and cultural alignment, this option provides ease of communication, although it tends to be more expensive than offshore options.
Nearshore Outsourcing
This model bridges the gap by outsourcing to neighboring countries with similar time zones and lower costs. For U.S.-based firms, nearshore teams in Latin America can offer a balance between cost savings and convenience, with minimal time-zone issues.
Multisource Outsourcing
Multisourcing combines several outsourcing models, enabling firms to optimize costs and resources. For instance, your firm could hire an offshore team for routine tasks, a nearshore team for client-facing roles, and an onshore team for compliance.
Multisourcing offers flexibility but can be challenging to manage across different locations and time zones.
3. Pricing-Based Outsourcing Models

The pricing model you select impacts your firm’s budget control and financial planning. Here’s a rundown of common pricing options and when they’re best suited for your practice.
Fixed Price Model
The fixed-price model is straightforward, with a predetermined fee for specific services. This is a reliable choice for firms with a steady workload and clearly defined tasks. It’s cost-effective for routine work, like monthly bookkeeping or payroll processing, providing budget predictability.
- Fixed Price with Incentive: Adds bonuses for performance, motivating the provider to meet or exceed targets.
- Fixed Price with Economic Adjustment: Adjusts fees based on external economic factors, adding flexibility to longer-term agreements.
Cost-Plus Model
This model includes the provider’s costs plus a set profit margin. The cost-plus model suits firms that need flexible services without overspending on unnecessary resources. It’s helpful for unpredictable tasks like tax filing, where work volume may vary.
- Cost-Plus Fixed Fee: Ensures a predictable budget.
- Cost-Plus Incentive: Encourages higher performance by rewarding the provider based on quality standards.
Time and Materials (T&M) Model
In the T&M model, you’re billed for the time spent and materials used by the provider. This model is ideal for project-based work where the scope might evolve, such as audits. Firms can add a cap to control costs, providing both flexibility and budget safeguards.
Shared Risk-Reward Model
This model shares both profits and risks between your firm and the provider, fostering a collaborative approach. It works well for firms where outsourced tasks directly affect client deliverables or revenue.
Profit-Sharing Model
With profit-sharing, the provider is compensated based on a percentage of your firm’s profits, aligning incentives and commitment levels. It’s important to have clear terms to avoid disputes regarding profit measurement.
How to Choose the Best Outsourcing Model for Your Accounting Firm?

Choosing the right model requires understanding your firm’s priorities, budget, and vision. Here’s a step-by-step approach to help make an informed decision:
1. Clarify Your Goals
Why are you considering outsourcing? Are you aiming to reduce costs, expand capacity, or access specialized skills? Smaller firms may benefit from transactional models for task-specific needs, while larger firms might prefer strategic partnerships for scalability.
2. Define the Scope of Work
Identify which functions are best suited for outsourcing. If your firm is bogged down with data entry and bookkeeping, the transactional model might suffice. For complex tasks like compliance, a strategic partnership or BOT model may be more appropriate.
3. Consider Complexity and Scalability Needs
Routine tasks like payroll and bookkeeping are ideal for BPO or transactional models, while complex and evolving needs benefit from a strategic partnership that allows room for growth.
4. Evaluate Control and Oversight Requirements
If hands-on control is essential, insourcing with manager support could be suitable, enabling you to manage quality closely. For a more hands-off approach, consider BPO or BOT.
5. Review Budget and Cost-Saving Goals
Fixed-price models offer cost stability, while T&M and cost-plus models are more flexible. Long-term efficiency may benefit from offshore or nearshore BPO, which reduces labor costs without sacrificing quality.
6. Assess Quality Assurance and Security Standards
Ensure any provider chosen has a strong reputation for quality and data protection, particularly when handling sensitive financial information. Look for models that support regular quality assessments.
7. Select the Right Provider
Choose an outsourcing partner experienced in the accounting industry who understands compliance, financial reporting, and other industry-specific needs. The right partner can add substantial value to your practice and help avoid common pitfalls.
Why Invedus Offshore Accounting Services?
Based on insights from Wolters Kluwer, a mere 7% of small accounting firms believe they are fully capitalizing on the value of their current technology. This highlights a substantial skills gap that firms need to bridge with their employees as the sector continues to embrace digital transformation.
At Invedus, we understand that every accounting firm has unique needs. With our offshore accounting services, you can hire dedicated accountants or teams that work exclusively for you, managing all your accounting and bookkeeping tasks with precision.
Our experts are here to help you meet client demands, reduce costs, and focus on the core activities that drive your firm’s success.
Choosing the right outsourcing model can offer flexibility, reduce costs, and provide access to a global talent pool. By setting clear goals and understanding each model’s advantages, you can find a solution that aligns with your operational needs and long-term vision, ensuring your firm thrives in today’s competitive landscape.
Connect with the Invedus team for expert guidance on achieving high-quality offshore accounting solutions tailored to your firm’s needs.