Interim Controller Services

Elevate Your Finance and Accounting Function Fast

When a Controller exits unexpectedly or when your organization enters a critical reporting, audit, or growth phase, risk increases quickly. Missed closes, compliance gaps, and weakened controls can disrupt operations and erode confidence.

8020 Consulting provides experienced Interim Controllers who step in immediately to stabilize accounting operations, restore rigor, and strengthen your finance function for long term success. These are senior operators who execute, not temporary placeholders.

TRUSTED BY INDUSTRY LEADERS

Organizations rely on 8020 when accuracy, speed, and accountability matter most.

Expert Interim Controller Leadership  

8020 Interim Controllers bring Big 4 CPA credentials paired with deep operational leadership. They quickly assess risk, implement solutions that last beyond the engagement, and deliver measurable improvements across close cycles, reporting accuracy, and internal controls.

This is excellence in action. Hands on execution that strengthens your finance and accounting function while building internal capability.

20+Years
Avg. Operator Experience

100+
Full-Time Consultants

12+
Years in Business

1,600+
Projects Completed


Why Work With 8020 Interim Controllers?

When accounting leadership is in flux, 8020 delivers immediate stability, clarity, and control. Our Interim Controllers do not just maintain operations. They improve them.

How is 8020 Different?

  • Immediate deployment of experienced Interim Controllers with enterprise and Big 4 credentials
  • Proven ability to shorten close cycles, improve reporting accuracy, and strengthen internal controls
  • Objective assessment of accounting teams, processes, systems, and policies
In The Middle of A Critical Transition? Speak With Us To Get Your Interim Leader Fast
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Our Interim Controller Engagement Approach

8020 Interim Controllers follow a proven, execution-first playbook designed to stabilize, evaluate, and elevate accounting functions quickly.

01

Stabilize

Secure month end close, financial reporting, compliance, and day to day accounting operations.

02

Evaluate

Assess people, processes, controls, and systems to identify risk, gaps, and improvement opportunities.

03

Improve

Implement process improvements, documentation, and control enhancements that drive accuracy and efficiency.

04

Transition

Prepare the organization for a seamless handoff to a permanent Controller or next stage finance leadership.


Interim Controller Services Benefits

Bringing in an 8020 Interim Controller is more than filling a gap. It is a strategic move toward stronger financial oversight and smoother transitions.

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Add Decades of Operational Excellence

Each Interim Controller brings Big 4 CPA expertise combined with real-world execution. You gain deep, role-specific knowledge that enhances processes, elevates team performance, and delivers results from day one.

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Maximum Impact With Minimal Ramp Up

Our Interim Controllers integrate quickly, assess your internal and external landscape, and act with urgency to deliver immediate traction without prolonged onboarding.

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Stabilize, Evaluate, and Elevate

Every engagement follows a proven playbook focused on rapid stabilization, critical evaluation, and measurable improvement without disruption or handoffs.

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Proven Success From Trusted Partnerships

8020 consultants average more than 20 years of experience and build trusted relationships quickly. As hands-on operators, they align stakeholders, provide clear guidance, and execute even in complex environments.

What Our Interim Controller Services Deliver

Clients partner with 8020 for outcomes, not just coverage.

  • Continuity in financial reporting, compliance, and daily accounting operations

  • Mentorship and cross-training for accounting teams to reduce dependency risk

  • Improved close cycles, reporting accuracy, and internal controls

  • Clear documentation and a structured transition plan for long-term success

Related Financial Management and Consulting Services

Interim Controller Services are part of 8020’s broader finance leadership and advisory ecosystem:

We Operate Differently | We’re Built On Successful Outcomes, Not Just Theory

Stabilize your accounting function quickly with an experienced Interim Controller who delivers from day one.

Proven Experts

Proven Experts

Senior level, hands on operators with real world technical and operational experience.

Accelerated Impact

Accelerated Impact

Fast ramp up and immediate value with the right expert driving results from day one.

Direct Execution

Direct Execution

No handoffs. No downgrades. The consultant you meet is the consultant executing the work.

"8020 was crucial for RealD in developing a financial model for technology IP monetization and guiding our ERP selection process. Their work is thorough, executive-ready, and their team effectively implements recommendations."

⭐⭐⭐⭐⭐ | Jeff Spain | CFO, ReaID

"8020 was key in overhauling our budgeting process at 72andSunny and provided crucial support for system implementations like Workday and Oracle."

⭐⭐⭐⭐⭐ | Jordan Toplitsky | CFO, 72andSunny

"The team at 8020 have supported me across three companies, including managing our NetSuite implementation at Edgecast, integrating billing systems post-acquisition by Verizon, and overseeing our HQ relocation."

⭐⭐⭐⭐⭐ | John Powers | CFO, Tithe.ly

"8020's consultant brought a proactive approach to every challenge, consistently exceeding expectations while strengthening our team dynamic. I highly recommend 8020 for their skilled professionals who deliver immediate value and elevate any team."

⭐⭐⭐⭐⭐ | Lindsay Terifay | VP, Controller - Fandango & NBC Sports

Meet Some of Our Experts

All the right skills, real-world experience, & high EQ leadership to ensure your success.

Interim Controller Resources

Access practical, service-specific resources designed to help accounting leaders navigate transition, improve performance, and drive lasting results.

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Accounting Department Health Check

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Accounting Process Improvement Strategies Guide

Get our guide to ESOAR methodology for streamlining accounting processes, featuring a case study on improving Sales Returns provisioning

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Improve Your Month-End Close (Infographic)

Learn 5 things you can do to speed up month-end close, prepare timely financials, and make business decisions

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Our Promise

The 8020 Commitment

We’re committed to delivering meaningful impact, fast.

Our consultants bring the expertise and focus to create measurable value from day one. And if expectations aren’t met, we don’t stand still, we collaborate, adjust, and ensure we deliver on the value we promised.

Interim Controller FAQs

Answers to your most frequently asked questions.

Unlike traditional firms that rely on junior teams or contractors, we embed highly experienced operators directly onto your team.

Our consultants are chosen from the top 10% of the market and are our full-time employees who combine deep technical expertise with hands-on operational experience, averaging 20+ years in the field.

This means you get the perfectly chosen expert for your specific needs, who operates as an extension of your team, drives immediate results, and elevates your entire finance operation through their proven methodologies and industry knowledge.

We exclusively hire senior finance professionals who have both led and executed complex financial operations in many real-world scenarios.

Each consultant must demonstrate exceptional technical expertise, strategic thinking, and a proven track record of success across challenging business environments.

Our consultants have actually "sat in the seat" - meaning they've held senior finance positions and truly understand the day-to-day challenges of running finance operations. This combination of technical knowledge and practical experience matched to your specific challenges enables them to deliver superior results.

Our leadership & Client Services teams are made up of experienced finance and accounting consultants themselves, so they actually viscerally understand what your challenges are and who's best suited on our team to solve them.

We also use a precise diagnostic approach to match the right expert to your specific challenges by carefully evaluating project requirements, industry context, and technical needs to deploy consultants with directly relevant experience.

Our very selective hiring process maintains a diverse pool of specialists across many finance disciplines, ensuring we can address any financial challenge with the exact expertise needed. While out on a project, each of our consultants can leverage the collective knowledge & experience of all ~100 experts on the team whenever needed.

This strategic matching process, refined over years of successful engagements, maximizes project success and client satisfaction.

An Interim Controller provides financial leadership during times of transition or change, overseeing core functions such as month-end close, reporting, internal controls, and compliance.

They stabilize daily operations while improving systems, processes, and team capabilities, ensuring both continuity and long-term financial efficiency.

Interim Controllers can typically start within a few days to one week, depending on onboarding logistics and access to systems.

They integrate quickly to assess priorities, stabilize operations, and begin driving improvements across finance and accounting functions with minimal ramp-up time.

Interim Controllers differ from traditional consultants by taking a hands-on, embedded leadership role within the organization.

While consultants often advise from the outside, Interim Controllers lead daily operations, manage teams, and implement strategic improvements directly.

Their experience spans technical accounting, systems integration, and team development, offering both immediate impact and lasting operational value.

Interim Controllers typically begin making an impact within the first week by stabilizing key functions such as accounts payable, payroll, and reporting.

They quickly assess pain points, streamline processes, and implement early-stage improvements to improve efficiency, reduce risk, and support business continuity.

Interim Controllers are well-suited for companies undergoing leadership transitions, rapid growth, system changes, or audit preparation.

They are especially valuable in organizations that need both technical accounting expertise and hands-on operational leadership during periods of change or complexity.

These services apply across industries and company sizes.

Interim Controllers drive improvements in month-end close efficiency, internal controls, reporting accuracy, and cash flow management.

They also enhance audit readiness, manage complex transactions, and implement sustainable processes that support long-term financial performance across the organization.

Interim Controllers collaborate closely with internal finance teams to improve skills, share best practices, and document key processes.

They often mentor team members, conduct gap analyses, and ensure knowledge transfer to support sustainable improvements and build long-term capability within the organization.

Interim Controllers have experience with leading ERP and financial systems such as SAP, Oracle, NetSuite, and QuickBooks, along with payroll platforms like ADP, Paycom, and Workday.

They can optimize current systems, lead new implementations, and ensure controls and reporting processes are efficient, accurate, and scalable.






No, a controller is not higher than a CFO. The CFO (Chief Financial Officer) holds the top financial leadership position, responsible for overall financial strategy, planning, and stakeholder communication.

The controller typically reports to the CFO and focuses on accounting operations, financial reporting, and compliance.

While both roles are senior, the CFO has broader strategic and leadership responsibilities.

Interim Controller services are the right solution when your organization faces:

  • Unexpected Controller departure
  • Backlogged, delayed, or error-prone closes
  • Audit, transaction, or regulatory pressure
  • Accounting team instability or burnout
  • Need to evaluate leadership before hiring full-time

Additional Deep Learning

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