ATR-HR Logo
ATR Accounting Inc Logo
What makes us different

Two firms. Independent. Aligned where it counts.

ATR Accounting and ATR-HR are two distinct firms, each with its own expertise, working side by side. ATR Accounting focuses on high-quality tax preparation, customized tax strategies, and reliable accounting services. ATR-HR focuses on human resources and precision payroll support, protecting your people, your culture, and your compliance. We work together to deliver a high-quality experience you can depend on.

HR People support
Accounting Reliable financial reporting
Advisory Practical guidance
122 South Centre St, Cumberland MD
For employers

Human Resources that are proactive, practical, and protective.

Hiring support, documentation, handbooks, coaching, and day-to-day HR guidance handled clearly and precisely.

For owners

Tax and accounting that actually change outcomes.

High-quality tax preparation and planning, plus accurate accounting and reporting you can rely on.

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Featured Insights

Strategic support for the moments that shape a business.

Strategy

We’re Here to Support You

Business owners regularly face important decisions—hiring a key employee, responding to a tax concern, improving cash flow, restructuring the business, or addressing workplace compliance. These situations can feel overwhelming, but the right guidance can help you move forward with greater clarity and confidence.

Core services

Here's how we work for you:

ATR-HR

Human Resources & Payroll

ATR-HR is a premium HR partner, not just administrative support. We help employers navigate hiring, documentation, compliance, and real-world employee situations with clarity. Payroll is offered here as part of the broader client relationship, with a focus on consistency and care.

ATR Accounting Inc

Tax, Accurate Accounting & Accounting Services

ATR Accounting is built around high-quality tax preparation and customized tax strategy. This is thoughtful, experienced work that can materially affect outcomes for clients, supported by accurate accounting, reconciliations, and reliable reporting.

Shared Client Support

Confidence Across Everything We Do

Clients often come to us for tax expertise and stay because they trust everything else. From human resources to accounting, the experience is consistent, responsive, and grounded in real experience.

Client trust

Trusted by clients who need it done right.

Heidi has provided valuable HR support to our organization, including developing our employee handbook and assisting with several hiring needs. She is thoughtful, thorough, and practical in her approach, and she takes the time to understand the organization before making recommendations.

— Mike Llewellyn, Esq. | Employment Attorney | Geppert Mc Mullen Paye & Getty

ATR Accounting provides the Potomac Highlands Airport Authority with comprehensive accounting and payroll support. Dale and his team are very knowledgeable, dependable, and always very attentive to the details involved in managing the Potomac Highlands Airport Authority's financial and payroll responsibilities. ATR is always responsive when questions arise; they communicate clearly and concisely, which helps ensure the Potomac Highlands Airport Authority's accounting records and payroll processes remain accurate and organized. The Potomac Highlands Airport Authority appreciates ATR's professionalism, accessibility, and commitment to meet our organization's accounting and payroll needs. Thank you, ATR.

— Harold Kelley | Airport Manager | Potomac Highlands Airport Authority

Heidi has supported Provision IAM for more than seven years as our fractional HR director and hiring manager. During that time, she became a trusted resource for our leadership team across recruiting, employee relations, documentation, policies, compliance, and many of the difficult people-related decisions that arise as a business grows. Heidi takes the time to understand our company and provides practical, thoughtful guidance that reflects both the needs of the business and the importance of treating employees fairly. Her responsiveness, judgment, and familiarity with our organization have made her a valued long-term partner.

— Jonathan Hutcherson | Founder/CEO | Provision IAM

About the firm

A different kind of firm structure, by design.

ATR Accounting and ATR-HR were not built to look like every other firm.

They were built to do their respective work exceptionally well, while still supporting each other where it matters most for clients.

That means you get focused expertise in each area without losing the continuity and trust that come from working with one aligned team.

We regularly help clients navigate complex tax situations, employee challenges, and compliance questions that do not have simple answers.

Human Resources Thoughtful, proactive HR support that goes beyond policy and focuses on real situations and people.
Tax & Accounting High-quality tax work and accurate accounting services built on experience, precision, and care.
Confidence A consistent, high-quality experience across both firms, trusted because it is earned.
Client tools

Client Resources

Getting Started

New Hire & Onboarding

Access onboarding forms, new hire packets, and essential documents to get employees set up correctly from the start.

New Hire Packet & Resources →
Accounting

Federal & State Links

Quick access to IRS resources, state tax websites, and required government forms used in day-to-day operations.

IRS & State Resources →
Human Resources

Employee Documentation

Common HR templates including warnings, documentation forms, and tools to manage employee situations clearly.

Employee Documentation Forms →