Expert Bookkeeping for O'Fallon Businesses
Expert bookkeeping, payroll, and CFO support for O'Fallon businesses. Schedule your free consultation.
Our Services
O'Fallon businesses get custom bookkeeping plans. Pay only for the services you need.

Full-Charge Bookkeeping
Complete financial record keeping from start to finish. We handle every transaction, maintain your general ledger, and prepare monthly financial statements that give you a clear picture of your business.

Bookkeeping Clean-Up
Behind on your books? We'll sort through the chaos and bring order to your finances. Every transaction gets categorized correctly. Every account gets reconciled. You get peace of mind.

Payroll Management
Your team gets paid accurately and on time, every time. We calculate wages, handle tax withholdings, and file all required reports. You focus on your business while we handle the complexities.

Advisory Services
Numbers tell a story about your business. We help you understand that story and write the next chapters. From pricing strategies to expansion planning, you get actionable insights that drive real results.

Fractional CFO
Strategic financial leadership without the full-time cost. Get expert guidance on growth planning, cash flow optimization, and key business decisions. Your business gains the insights typically reserved for larger companies.

Inventory Management
Know what you have, where it is, and when to reorder. We track your inventory levels, calculate costs of goods sold, and help you maintain the right balance. No more stockouts or excess inventory tying up cash.
Who We Serve
Allen's Accounting serves O'Fallon's growing business community with the expertise and dedication that local entrepreneurs deserve. From established companies near Highway 70 to new ventures launching throughout our thriving suburbs, we understand the unique opportunities and challenges of running a business in this dynamic St. Louis metro area. Our team knows what it takes to succeed in O'Fallon's business landscape.
We specialize in supporting the industries that power our local economy. Healthcare practices and dental offices trust us with their complex financial needs. Construction contractors and home service professionals rely on us to track project costs and manage cash flow. Professional service firms, from law offices to consulting agencies, count on our expertise. We also serve manufacturers, commercial service providers, and the growing number of e-commerce businesses calling O'Fallon home.
Whether you're a solo entrepreneur working from your home office, a small business with a handful of employees, or a medium-sized company ready to scale, we're here for you. We believe every O'Fallon business owner should have access to professional bookkeeping support that helps them focus on what they do best. From Main Street shops to property portfolio managers, from nonprofits to auto care services, we're committed to helping our community's businesses thrive.


Why Choose Us
O'Fallon businesses choose Allen's Accounting because we understand what it takes to succeed in this community. From established manufacturers to growing healthcare practices, retail shops to professional services, we've helped local businesses manage their finances for years. We know the challenges you face, whether you're handling seasonal fluctuations, managing inventory, or navigating growth. Our team provides the financial support that lets you focus on what you do best.
Every O'Fallon business has unique financial needs, and we build our services around yours. Need weekly payroll but only quarterly bookkeeping? We can do that. Looking for a fractional CFO to guide your expansion? We're here. Maybe you just need someone to clean up your QuickBooks and get you back on track. Whatever combination of services makes sense for your business, we create a plan that fits your budget and your goals.
We're committed to O'Fallon's business community. Our team stays current on state regulations and tax requirements while understanding the local economy that makes our area unique. When you work with Allen's Accounting, you get more than bookkeeping. You get a partner who knows O'Fallon, speaks your language, and genuinely cares about your success. Let us handle the numbers so you can handle your business.
What If Your Books Actually Helped You Grow?
We'll handle the numbers. You handle the growth. Schedule your free consultation today.
