Choosing the right accounting partner can determine whether your Atlanta-based business thrives through tax season or scrambles to recover from compliance missteps. As Georgia’s business capital continues to attract startups, mid-market companies, and enterprise operations, the demand for qualified CPAs and advisory firms has intensified—particularly for specialized services like sales tax compliance that many general practice firms struggle to handle in-house.
This list features firms headquartered in Atlanta alongside those with significant local presence, ranked by a combination of IPA standing, market reputation, and service depth relevant to growing businesses.
Key takeaways
- Aprio LLP leads Atlanta-headquartered firms at #24 nationally with $485M+ revenue and a $300M investment in automation and technology
- Mauldin & Jenkins brings over a century of experience (founded 1918) with particular strength in technology and government sectors
- Mid-market specialists like Frazier & Deeter and Bennett Thrasher offer personalized service with national-caliber capabilities
- Boutique firms including KNAV Advisory and WBL CPAs provide specialized expertise for international business and nonprofit organizations
- Service specializations in areas like multi-state sales tax often require partnerships with dedicated compliance providers to supplement traditional CPA services
1. Aprio LLP
Aprio holds the distinction of being the largest accounting firm headquartered in the Southeast, ranking #24 nationally with $485.3 million revenue. The firm has climbed from #26 in 2024, demonstrating consistent upward trajectory.
Core capabilities:
- Scale: 2,300+ professionals across multiple offices
- Technology investment: Five-year, $300M commitment to automation and digital transformation
- International reach: Services spanning 50+ countries
- Industry verticals: Technology, real estate, healthcare, and nonprofit specializations
What makes Aprio stand out:
Aprio completed 16 acquisitions in 18 months, expanding to Chicago, Los Angeles, Baltimore, and Scottsdale. This aggressive growth strategy positions them for clients needing multi-regional support. The firm also earned recognition as a 2025 USA TODAY Top Workplace.
Best for:
Enterprise organizations and high-growth companies needing Big Four-caliber services with regional accessibility.
2. Frazier & Deeter LLC
Frazier & Deeter ranks #41 nationally with $184 million revenue, making it one of the largest locally-focused firms serving Atlanta’s entrepreneurial community.
Core capabilities:
- Entrepreneurial focus: Deep expertise serving founder-led and private equity-backed companies
- Transaction services: Specialization in M&A due diligence and deal support
- Audit and assurance: Strong reputation in financial statement audits for mid-market companies
- Tax advisory: Complex structuring for high-net-worth individuals and business owners
What makes Frazier & Deeter stand out:
The firm maintains a client-centric model that emphasizes partner involvement on engagements. For companies between $10M and $200M in revenue, Frazier & Deeter offers a balance of sophistication and personal attention.
Best for:
Private equity portfolio companies, founder-led businesses, and mid-market organizations requiring hands-on partner engagement.
3. Mauldin & Jenkins LLC
With roots stretching back to 1918, Mauldin & Jenkins brings over 100 years of accumulated expertise to the Atlanta market. The firm ranks #59 nationally with $120.6 million revenue, climbing three spots from 2024.
Core capabilities:
- Government: Public sector audit and advisory services
- Banking and financial services: Regulatory compliance expertise
- Technology: Support for software and SaaS companies
- Healthcare: Revenue cycle and compliance consulting
- Construction: Project accounting and job costing
What makes Mauldin & Jenkins stand out:
The firm recently completed a merger in the Greenville, SC market, expanding their regional footprint. Mauldin & Jenkins has been recognized as both a Best Place to Work in Georgia and one of Atlanta’s fastest-growing accounting firms.
Best for:
Government contractors, financial institutions, and companies valuing long-established expertise with regional depth.
4. Bennett Thrasher LLP
Bennett Thrasher holds the #62 ranking with $114 million revenue, positioning it as the largest accounting firm that remains fully locally-owned and operated in Atlanta.
Core capabilities:
- Local ownership: Decision-making stays in Atlanta, not a distant headquarters
- Full-service capabilities: Audit, tax, transaction advisory, and wealth management
- Client retention focus: High partner-to-client ratios enabling relationship continuity
- Innovation adoption: Early implementers of cloud-based accounting tools and client portals
What makes Bennett Thrasher stand out:
For businesses that prioritize working with a firm where leadership is accessible and invested in the local community, Bennett Thrasher offers enterprise capabilities without the bureaucracy of national firms. Their independence means clients work directly with owners who have skin in the game.
Best for:
Atlanta-based businesses seeking sophisticated services from a locally-rooted partner with community investment.
5. Smith + Howard
Smith + Howard has earned IPA’s “Best of the Best” designation for 16 consecutive years—a recognition reserved for top-performing firms based on operational excellence, growth, and client satisfaction. The firm ranks #83 nationally with $74.2 million revenue.
Core capabilities:
- Team scale: 600+ employees and nearly 50 partners across 7 offices
- Tax specializations: International tax, transfer pricing, and R&D tax credits
- Family of Companies model: Dedicated subsidiaries for sales tax, wealth management, and property tax
- Growth trajectory: Climbed 51 spots in IPA rankings over six years (#134 to #83)
What makes Smith + Howard stand out:
The firm was among the first accounting practices to secure private equity funding (Broad Sky Partners, November 2022), enabling accelerated investment in talent and technology. Their dedicated sales tax subsidiary demonstrates recognition that specialized compliance functions—like multi-state sales tax nexus management—require focused expertise beyond general tax practice.
Best for:
Growing companies needing comprehensive tax services with access to specialized compliance capabilities.
6. Windham Brannon LLC
Windham Brannon ranks #125 nationally with $45.7 million revenue, carving out a strong position through focused industry expertise rather than broad generalist services.
Core capabilities:
- Construction and real estate: Job costing, percentage-of-completion accounting, and developer tax strategies
- Nonprofit organizations: Audit, 990 preparation, and grant compliance
- Technology companies: Revenue recognition, R&D credits, and equity compensation
What makes Windham Brannon stand out:
The firm’s approach centers on developing deep domain knowledge within specific sectors rather than spreading expertise thin across all industries. For construction companies managing complex multi-year projects or nonprofits facing unique reporting requirements, this specialization translates to practitioners who understand industry-specific challenges without extensive onboarding.
Best for:
Construction firms, real estate developers, nonprofits, and technology companies seeking industry-specific expertise.
7. Moore Colson CPAs and Advisors
Moore Colson ranks among the IPA Top 200 firms, currently placing #127 with $44.8 million revenue. Unlike many competitors, Moore Colson operates without a “book of business” model—meaning partners don’t “own” clients and aren’t compensated based on individual client portfolios.
Core capabilities:
- Team-based service: Any partner or manager can serve any client based on expertise fit
- Collaborative relationships: Clients benefit from the firm’s full bench, not just their assigned partner
- Long-term stability: Independence from private equity preserves culture and decision-making autonomy
- Client-first incentives: Compensation structures reward firm success, not individual client hoarding
What makes Moore Colson stand out:
This structure reduces the risk of service disruption when key personnel leave and ensures clients receive the best-fit expertise for their specific needs.
Best for:
Organizations valuing consistent, team-based service delivery over individual partner relationships.
8. Cherry Bekaert (Atlanta office)
Cherry Bekaert ranks #20 in Accounting Today’s 2025 Top 100 Firms, bringing substantial resources to their Atlanta operations. While headquartered in Virginia, their Georgia presence offers clients access to national-caliber services with regional responsiveness.
Core capabilities:
- Digital transformation advisory: Technology selection, implementation support, and process optimization
- Transaction services: M&A due diligence for private equity and corporate acquirers
- Growth advisory: CFO services, financial planning, and capital raising support
- Industry specializations: Manufacturing, distribution, healthcare, and technology
What makes Cherry Bekaert stand out:
For Atlanta companies anticipating acquisitions, IPO preparation, or complex multi-state expansion, Cherry Bekaert’s national infrastructure provides depth that purely regional firms may not offer. Their scale enables investment in specialized practice areas that smaller firms cannot maintain profitably.
Best for:
High-growth companies needing national firm capabilities with Southeast market familiarity.
9. Warren Averett (Atlanta office)
Warren Averett holds #48 in the IPA rankings with significant operations throughout the Southeast, including a meaningful Atlanta presence. Their Birmingham headquarters position them as the largest firm based in Alabama, with Georgia operations serving as a key growth market.
Core capabilities:
- HR consulting: Integrated human capital solutions alongside traditional accounting
- Healthcare focus: Practice management, compliance, and revenue cycle consulting
- Wealth management: Affiliated advisory services for business owners
- Technology consulting: ERP implementation and optimization
What makes Warren Averett stand out:
The firm’s HR consulting practice addresses a common need for mid-market companies: finding integrated professional services without managing multiple vendor relationships. For companies scaling from startup to established enterprise, Warren Averett offers a comprehensive model spanning accounting, tax, HR, and advisory.
Best for:
Mid-market companies seeking integrated professional services across accounting, HR, and advisory functions.
10. HLB Gross Collins PC
HLB Gross Collins ranks #292 nationally with $17.9 million revenue, serving Atlanta’s construction, real estate, and healthcare sectors with specialized expertise.
Core capabilities:
- Construction: Contractor audit and advisory, bonding support, project accounting
- Real estate: Developer tax strategies, partnership allocations, cost segregation
- Healthcare: Physician practices, ambulatory centers, and healthcare technology companies
What makes HLB Gross Collins stand out:
As a member of HLB International, the firm provides access to a global network when clients require international capabilities—useful for Atlanta companies with overseas operations or international suppliers. Their focused size enables more accessible partner relationships.
Best for:
Construction contractors, real estate developers, and healthcare organizations seeking specialized expertise.
11. KNAV Advisory Inc.
KNAV Advisory ranks #249 nationally with $21.7 million revenue, positioning as a technology-forward firm serving Atlanta’s growing tech sector.
Core capabilities:
- Technology adoption: Early implementers of cloud accounting and automation tools
- Startup orientation: Experience with venture-backed companies and emerging growth businesses
- International capabilities: Transfer pricing and cross-border tax planning
- Advisory services: Business intelligence, FP&A support, and strategic planning
What makes KNAV Advisory stand out:
For technology companies navigating complex issues like SaaS revenue recognition or international tax structuring, KNAV brings relevant experience with modern business models. Their positioning as an emerging leader means clients may receive more senior attention than at established competitors where similar-sized engagements might be delegated to junior staff.
Best for:
Technology companies, startups, and emerging growth businesses seeking a forward-thinking advisory partner.
12. WBL CPAs + Advisors
WBL CPAs + Advisors (formerly Williams Benator & Libby) ranks #371 nationally with $12.3 million revenue, focusing on international business and nonprofit organizations.
Core capabilities:
- International tax: Inbound and outbound transaction structuring, treaty planning
- Nonprofit audit: Single audits, OMB compliance, grant reporting
- Closely-held businesses: Succession planning, ownership transitions, and estate tax coordination
- International clients: Services for foreign-owned businesses establishing U.S. operations
What makes WBL CPAs + Advisors stand out:
Atlanta’s role as an international business hub creates demand for firms with genuine cross-border expertise. WBL’s focus on international clients—rather than treating it as an occasional service line—means practitioners handle these issues regularly rather than periodically.
Best for:
International businesses, nonprofits, and closely-held companies needing specialized compliance expertise.
Finding the right accounting firm is just one piece of the compliance puzzle. For businesses selling across state lines, sales tax compliance adds complexity that most CPA firms aren’t equipped to manage at scale. Zamp works alongside accounting firms—either as a white-label partner or direct service provider—to handle registrations, real-time calculations, filing, and audit support across all 50 states. If your accounting partner is stretched thin on SALT expertise, a free consultation can identify opportunities before they become concerns.
Frequently asked questions
What services do most Atlanta accounting firms provide to small and mid-sized businesses?
Core services typically include financial statement preparation, tax planning and compliance, bookkeeping, payroll processing, and general business advisory. More sophisticated firms add audit and assurance, M&A transaction support, and specialized tax services. However, niche compliance areas like sales tax across multiple states often require partnerships with dedicated providers since most general practice firms lack the infrastructure for ongoing multi-jurisdiction management.
How can I verify an Atlanta CPA firm’s credentials and reputation?
Start with objective rankings like the IPA Top 500, which evaluates firms on revenue, growth, and operational metrics. Check Georgia State Board of Accountancy records to verify CPA licenses. Request client references within your industry and size range. Review workplace awards (AJC Top Workplaces, Best Places to Work in Georgia) as indicators of internal culture that affects service quality.
What’s the difference between a tax preparer and a CPA for business needs?
CPAs hold state licenses requiring education, examination, and continuing professional development. They can represent businesses before the IRS, conduct audits, and provide attestation services that tax preparers cannot. For basic individual returns, a qualified preparer may suffice. For business tax strategy, audit representation, financial statement credibility, and complex compliance matters, CPA credentials matter significantly.
How do Atlanta firms handle sales tax compliance for multi-state businesses?
Most general practice accounting firms handle state income tax and basic sales tax registration but don’t have infrastructure for ongoing multi-state sales tax compliance—rate calculations across 13,000+ jurisdictions, nexus monitoring, exemption certificate management, and monthly filings. Forward-thinking firms partner with specialized compliance providers to extend their service offerings. Ask specifically about multi-state sales tax capacity during initial consultations to understand whether your firm handles this internally or through partnerships.
