Taxes and notary services, handled with care.
SBC Business Suite LLC is a Georgia-based professional services firm dedicated to making tax preparation and notary services personal, accessible, and stress-free.
SBC Tax Ave
Tax preparation that puts you first.
Filing your taxes shouldn't feel overwhelming. At SBC Tax Ave, we take the time to understand your unique financial picture — whether you're an individual, a family, or a small business owner — and guide you through the process with clarity and confidence.
We believe every client deserves personalized attention, not a one-size-fits-all approach. When you work with SBC Tax Ave, you're not just a number. You're a person with goals, and we're here to help you meet them.
Signed by Christina
Mobile notary services, on your schedule.
Life doesn't always happen at a desk. Signed by Christina brings professional notary services directly to you — at your home, office, hospital, or wherever you need us. We serve clients throughout the Metro Atlanta area by appointment.
From loan signings and real estate documents to affidavits and power of attorney, we handle your documents with the professionalism and discretion they deserve. Reach out to schedule a time that works for you.
Meet Christina
The person behind the business.
Christina Dennis founded SBC Business Suite LLC with a clear purpose: to provide professional services that feel personal. She understands that taxes and legal documents touch some of the most important moments in people's lives — and she approaches every client interaction with that in mind.
Through SBC Tax Ave and Signed by Christina, Christina has built a practice rooted in trust, attention to detail, and genuine care for the people she serves. She is the face, the voice, and the heart of this business — and she takes that responsibility seriously.
Based in Metro Atlanta, Georgia, Christina is committed to making professional services accessible to her community, one client at a time.
The Process
Simple steps to get started.
Reach Out
Contact us by phone, text, or email. We're here to answer your questions and help you figure out the right next step.
Discuss Your Needs
We'll have a personal conversation about your situation — whether it's tax preparation, a notary appointment, or something else entirely.
Schedule Your Appointment
Once we understand what you need, we'll confirm a time that works for your schedule. It's that straightforward.
Client Reviews
What Our Clients Are Saying
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Serving Metro Atlanta, Georgia · Signed by Christina · SBC Tax Ave
Online Booking
Ready to get started?
Book your notary or tax service appointment online in minutes. Choose a date and time that works for you — we'll confirm within one business day.
Mobile Notary
Document signings at your location throughout Metro Atlanta.
Tax Preparation
Individual, family, and small business returns.
Tax Consultation
30-minute strategy and planning session.
ITIN Applications
Individual Taxpayer Identification Number assistance.
Get in Touch
We'd love to hear from you.
Whether you have a question, need a quote, or are ready to book — reach out and we'll get back to you promptly.
Send an Inquiry
Please do not submit Social Security numbers, tax documents, or sensitive personal information through this form. For secure document sharing, a client portal is coming soon.