ERP Implementation Services USA | SAP, Oracle, Microsoft Dynamics
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Enterprise ERP Implementation Services in USA | SAP, Oracle, Microsoft Experts
Big0 delivers comprehensive ERP implementation, integration, and optimization services for American enterprises across all industries. Our expertise spans leading platforms—SAP S/4HANA, Oracle Cloud ERP, Microsoft Dynamics 365, NetSuite, Infor, and Epicor—combined with deep knowledge of US-specific requirements including US GAAP accounting standards, SOX compliance for public companies, multi-state tax regulations, and industry-specific compliance.
We serve Fortune 500 corporations, mid-market companies, and growing businesses across major US business centers including San Francisco, Chicago, New York City, Dallas, Atlanta, and Charlotte. Our ERP solutions drive operational excellence, financial visibility, and competitive advantage while ensuring regulatory compliance.
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Get Started TodaySAP S/4HANA Implementation
SAP S/4HANA Cloud & On-Premise End-to-end SAP S/4HANA implementations including greenfield deployments (new implementation), brownfield migrations (system conversion from SAP ECC), and bluefield approaches (selective data transition). SAP S/4HANA Cloud public edition for standardized processes, private cloud for customization with cloud benefits, or on-premise for maximum control. Integration with SAP SuccessFactors (HCM), SAP Ariba (procurement), and SAP C/4HANA (customer experience).
SAP ECC to S/4HANA Migration Strategic migration from legacy SAP ECC 6.0 to S/4HANA ahead of 2027/2030 maintenance deadlines. System conversion preserving customizations, selective data migration cleaning historical data, or complete redesign reimplementing processes. Custom code remediation addressing incompatibilities, database migration to SAP HANA, and Fiori UX implementation replacing classic GUI.
SAP for USA Regulatory Compliance Configuration for US GAAP accounting principles including revenue recognition (ASC 606), lease accounting (ASC 842), and consolidated financial statements. SOX compliance controls including segregation of duties, change management, and automated controls. Multi-state tax configuration and integration with Vertex or Avalara for sales/use tax compliance.
Industry-Specific SAP Solutions SAP industry solutions for US market: SAP for Banking, SAP for Insurance, SAP for Retail (formerly SAP CAR/SAP for Retail), SAP for Oil & Gas, SAP for Utilities, SAP for Aerospace & Defense, and SAP for Healthcare. Pre-configured business processes, industry best practices, and regulatory compliance requirements specific to each sector.
Oracle Cloud ERP & NetSuite
Oracle Fusion Cloud ERP Oracle Cloud ERP (formerly Oracle Fusion) implementations including Financials, Procurement, Project Management, Supply Chain, Manufacturing, and EPM (Enterprise Performance Management). Multi-tenant SaaS architecture with quarterly updates delivering continuous innovation. Oracle Autonomous Database backend ensuring high performance and automated management.
Oracle EBS to Cloud Migration Migration from Oracle E-Business Suite (EBS) to Oracle Cloud Applications. Lift-and-shift approaches, reimplementation leveraging cloud-native capabilities, or hybrid deployments maintaining certain EBS modules while adopting cloud for others. Oracle Soaring program for EBS customers and Cloud@Customer options for data residency requirements.
NetSuite ERP for Mid-Market NetSuite OneWorld for multi-subsidiary, multi-currency, multi-country operations. Ideal for US companies with international expansion or multiple domestic entities. Real-time financial consolidation, intercompany eliminations, and global tax management. SuiteSuccess methodology delivering rapid implementations (3-6 months) using industry-specific templates.
Oracle EPM & Analytics Oracle Enterprise Performance Management Cloud: Financial Close (FCCS), Planning (EPBCS), Tax Reporting, Account Reconciliation, and Narrative Reporting. Oracle Analytics Cloud for advanced analytics, self-service BI, and embedded ML. Critical for CFO office requirements including management reporting, budgeting/forecasting, and financial consolidation.
Microsoft Dynamics 365
Dynamics 365 Finance & Operations Microsoft Dynamics 365 Finance & Operations (formerly AX) for large enterprises requiring deep functionality. Finance module for general ledger, accounts payable/receivable, fixed assets, cash management. Supply Chain Management for inventory, warehouse, production, transportation. Tight integration with Microsoft 365, Power Platform, and Azure services.
Dynamics 365 Business Central Dynamics 365 Business Central (evolution of Dynamics NAV/Navision) for small-to-midsize businesses (SMBs). All-in-one business management solution including financials, supply chain, sales, service, and project management. Rapid deployment (2-4 months), familiar Outlook-style interface, and embedded Power BI analytics. Ideal for companies with 10-250 employees.
Power Platform Integration Low-code extension and automation using Microsoft Power Platform: Power Apps for custom applications, Power Automate for workflow automation, Power BI for analytics and reporting, Power Virtual Agents for chatbots. Citizen developer enablement reducing IT backlog while maintaining governance and security.
Industry Cloud Extensions Microsoft Cloud for Manufacturing, Retail, Financial Services, Healthcare, and Nonprofit. Pre-built capabilities accelerating implementations and enabling industry best practices. Integration with industry-specific third-party ISV solutions from Microsoft AppSource marketplace.
USA Accounting & Financial Compliance
US GAAP Compliance Configuration and controls ensuring compliance with Generally Accepted Accounting Principles in the United States. Revenue recognition (ASC 606) for milestone-based, subscription, and performance obligation accounting. Lease accounting (ASC 842) for operating and finance lease treatment. Impairment testing, fair value measurement, and segment reporting capabilities.
SOX Compliance for Public Companies Sarbanes-Oxley Section 404 compliance for internal controls over financial reporting (ICFR). IT general controls (ITGCs): access controls, change management, backup/recovery, and job scheduling. Application controls: three-way match for AP, account reconciliations, journal entry approval workflows, and segregation of duties (SoD). Automated control monitoring, audit trail maintenance, and SOX documentation.
Multi-Entity & Consolidation Complex organizational structures with multiple legal entities, divisions, and intercompany transactions. Automated consolidation eliminating intercompany balances, currency translation for foreign subsidiaries, and minority interest calculations. Statutory reporting for SEC-registered companies (10-K, 10-Q, 8-K) and management reporting for internal decision-making.
Financial Close Automation Accelerated financial close reducing period-end from 10-20 days to 3-5 days. Task automation (journal entries, reconciliations, allocations), close checklists with workflow, variance analysis, and exception reporting. Oracle FCCS, BlackLine, FloQast, or ERP-native close management capabilities.
Multi-State Operations & Tax
Multi-State Tax Management Complexity of operating across 50 US states with varying tax rates, nexus rules, and reporting requirements. Sales and use tax determination by jurisdiction (10,000+ tax jurisdictions including states, counties, cities, special districts). Integration with Vertex O Series, Avalara AvaTax, or Thomson Reuters ONESOURCE for automated tax calculation and compliance.
Nexus Monitoring & Management Economic nexus tracking post-Wayfair decision monitoring sales thresholds triggering tax collection obligations in each state. Physical nexus from offices, warehouses, employees, or inventory. Registration management tracking where company is registered for sales tax, income tax, payroll tax, and other state obligations.
Payroll Tax & Multi-State Compliance Payroll processing across multiple states with varying wage/hour laws, unemployment insurance, disability insurance (CA, NY, NJ, RI, HI), and local taxes (NYC, Philadelphia, etc.). Integration with ADP, Paychex, or ERP-native payroll. Compliance with FLSA, state wage/hour laws, and new hire reporting.
Transfer Pricing & Intercompany Transfer pricing policies and documentation for intercompany transactions meeting IRS requirements. Automated intercompany invoicing, reconciliation, and elimination. Support for advance pricing agreements (APAs) and transfer pricing studies for multinational operations.
Supply Chain & Manufacturing ERP
Advanced Planning & Scheduling Demand planning, supply planning, and production scheduling using ERP-native capabilities or specialized APS systems (Kinaxis RapidResponse, Blue Yonder, o9 Solutions). Master production scheduling (MPS), material requirements planning (MRP), and capacity requirements planning (CRP). Integration with shop floor systems and supplier portals.
Warehouse Management Systems (WMS) Advanced warehouse management for complex distribution operations. Directed put-away, wave picking, RF/barcode scanning, cross-docking, and yard management. SAP Extended Warehouse Management (EWM), Oracle WMS, Dynamics 365 WMS, or best-of-breed solutions (Manhattan Associates, Blue Yonder, Körber).
Quality Management & Compliance Quality control processes including incoming inspection, in-process inspection, final inspection, and certificates of analysis (CoA). Compliance with FDA (food, pharma, medical devices), EPA, OSHA, and industry-specific regulations. Non-conformance tracking, corrective/preventive action (CAPA), and complaint management.
Discrete & Process Manufacturing Discrete manufacturing for assembled products (automotive, electronics, machinery) with bill of materials (BOM), routing, and work orders. Process manufacturing for continuous production (chemicals, food & beverage, pharmaceuticals) with formulas, batch management, and co-products/by-products. Hybrid manufacturing for industries using both approaches.
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Get Started TodayIndustry-Specific ERP Solutions
Manufacturing ERP Purpose-built ERP for manufacturers: Epicor for discrete manufacturing, Infor CloudSuite Industrial (formerly SyteLine) for production industries, IFS for aerospace/defense, Plex for automotive suppliers. Make-to-stock, make-to-order, engineer-to-order, and configure-to-order capabilities. Shop floor integration, quality management, and advanced planning.
Retail & E-Commerce ERP Omnichannel retail ERP connecting e-commerce, brick-and-mortar stores, and marketplaces. Point-of-sale (POS) integration, inventory visibility across channels, order management, and customer loyalty. Oracle Retail, SAP for Retail, Microsoft Dynamics 365 Commerce, or NetSuite SuiteCommerce.
Financial Services ERP Specialized ERP for banks, insurance companies, asset managers, and fintech. Project-based billing, trust accounting, SEC/FINRA compliance reporting, and integration with core banking systems. Temenos, FIS, Finastra for core systems with ERP for back-office operations.
Healthcare Provider ERP Hospital and health system ERP for finance, supply chain, and HR—distinct from clinical systems (Epic, Cerner). Workday Financial Management with HCM for healthcare workforce, Infor CloudSuite Healthcare, or Oracle Cloud ERP for Healthcare. Integration with revenue cycle systems (Epic Resolute, Cerner RevWorks).
Professional Services ERP Project-centric ERP for consulting firms, engineering firms, law firms, and accounting firms. Project accounting, resource management, time & expense tracking, and billing (time & materials, fixed fee, retainer). Deltek for government contractors, NetSuite OpenAir, Microsoft Dynamics 365 Project Operations, or FinancialForce (Salesforce-based).
ERP Integration & Data Management
API & Integration Platform Modern integration architectures using iPaaS (Integration Platform as a Service): Boomi, MuleSoft, Informatica, Jitterbit, or cloud-native integration (Azure Logic Apps, AWS EventBridge). RESTful APIs, SOAP web services, and real-time event-driven integration. Replacement of legacy EDI and file-based integration.
Master Data Management (MDM) Centralized management of customer, product, supplier, and location master data. Data quality, duplicate detection, golden record creation, and data governance. Informatica MDM, SAP Master Data Governance, Stibo Systems, or Profisee. Critical for mergers/acquisitions consolidating disparate systems.
Data Migration & Cleansing Extraction from legacy systems (old ERP, homegrown systems, spreadsheets), transformation applying business rules and data quality improvements, and loading to new ERP. Migration of master data, open transactions, and historical data (typically 2-7 years). Parallel run validation ensuring data integrity.
EDI & B2B Integration Electronic Data Interchange with trading partners for purchase orders (850), invoices (810), advance ship notices (856), and payment remittance (820). Integration with EDI networks (AS2, VAN providers), retail EDI requirements (Walmart, Target, Amazon), and automotive EDI (Covisint).
Change Management & Training
Organizational Change Management Structured change management using ADKAR, Prosci, or similar methodologies. Stakeholder analysis, communication planning, resistance management, and change agent network. Executive sponsorship cultivation and end-user adoption strategies. Critical success factor—60-70% of ERP failures attributed to people/process issues vs. technology.
End-User Training Programs Role-based training for finance users, supply chain users, manufacturing users, and executives. Train-the-trainer approaches building internal capability, e-learning for distributed users, and simulation environments for hands-on practice. Post-go-live hypercare and ongoing training as processes evolve.
Process Documentation & SOPs Standard operating procedures documenting to-be processes, system navigation, and troubleshooting. Process flows, desk-level procedures, and quick reference guides. Knowledge management systems (Confluence, SharePoint, ServiceNow Knowledge) for ongoing reference and process improvement.
USA Regional ERP Expertise
San Francisco Bay Area: Technology & Innovation Concentration of cloud ERP vendors (Oracle NetSuite, Workday, Salesforce Financial Services Cloud) and technology companies implementing modern cloud ERP. Venture-backed startups requiring scalable ERP for rapid growth and IPO readiness. Expertise with SaaS business models and technology industry requirements.
Chicago: Manufacturing & Distribution Hub Manufacturing and distribution concentration with expertise in complex supply chain ERP. Expertise with Epicor, Infor, and industry-specific ERPs. Proximity to major manufacturers and logistics operations. Professional services firms supporting Midwest manufacturing belt.
New York City: Financial Services & Professional Services Wall Street and financial services ERP including trading operations, asset management, and investment banking back-office. Professional services firms (consulting, law, accounting) requiring project-centric ERP. Complex multi-entity structures and regulatory reporting requirements.
Dallas/Houston: Energy & Oil & Gas Energy industry ERP expertise including upstream (exploration & production), midstream (pipelines, storage), and downstream (refining, retail). SAP for Oil & Gas, Oracle Utilities, or specialized solutions (P2 BOLO, Quorum). Complex joint venture accounting and revenue distribution.
Charlotte: Banking & Financial Services Banking hub (Bank of America HQ, Wells Fargo operations, Truist) with financial services ERP expertise. Integration with core banking systems, regulatory compliance (SOX, FDIC, Federal Reserve), and financial services industry requirements.
ERP Selection & Strategy
ERP Selection & Vendor Evaluation Structured ERP selection methodology including requirements gathering (functional, technical, industry-specific), vendor evaluation (RFP/RFI), product demonstrations, reference checks, and total cost of ownership analysis. Cloud vs. on-premise decision frameworks, build vs. buy analysis, and best-of-breed vs. integrated suite trade-offs.
Business Case Development Financial justification for ERP investments including hard benefits (labor reduction, inventory optimization, faster close), soft benefits (better decision-making, customer satisfaction), and cost avoidance (legacy system maintenance, compliance risk). Typical ERP ROI: 15-25% IRR with 3-5 year payback period.
ERP Roadmap & Phasing Multi-year ERP transformation roadmaps balancing scope, risk, and business value. Phased approaches—by geography (US first, then international), by module (financials first, then supply chain), or by business unit. Minimum viable product (MVP) approaches for cloud ERP rapid implementation.
ERP Implementation Methodology
Agile vs. Waterfall Implementation Modern iterative/agile approaches (SAP Activate, Oracle Unified Method, Sure Step for Dynamics) versus traditional waterfall. Sprints delivering incremental value, continuous stakeholder engagement, and flexibility adapting to changing requirements. Hybrid approaches for large transformations requiring some waterfall structure.
Cloud Implementation Accelerators Rapid implementation methodologies leveraging cloud ERP pre-configurations: SAP Model Company for S/4HANA Cloud, Oracle Soaring for Fusion Cloud, SuiteSuccess for NetSuite, FastTrack for Dynamics 365. Industry templates, pre-configured processes, and data migration tools. Timeline compression from 12-18 months to 3-6 months for mid-market implementations.
Testing & Quality Assurance Comprehensive testing including unit testing (individual configurations), integration testing (end-to-end processes), user acceptance testing (UAT), performance testing (load/stress), and parallel testing (old vs. new system validation). Test automation for regression testing supporting cloud ERP quarterly updates.
ERP Technology Stack
Leading ERP Platforms - SAP S/4HANA: Enterprise standard, $20M-100M+ implementations, 10-24 months - Oracle Cloud ERP: Modern cloud architecture, $5M-50M+, 8-18 months - Microsoft Dynamics 365: Microsoft ecosystem integration, $1M-20M, 4-12 months - NetSuite: Mid-market SaaS leader, $200K-3M, 3-6 months - Infor CloudSuite: Industry-specific, $2M-30M, 6-15 months
Specialized Industry ERPs - Epicor: Discrete manufacturing, distribution - IFS: Aerospace, defense, field service - Deltek: Government contractors, professional services - Acumatica: Cloud ERP for SMBs - Sage Intacct: Financial management for SMBs
ERP Extensions & Complementary - Workday: HR/HCM leader integrating with ERP for finance - Salesforce: CRM integration with ERP for order-to-cash - Coupa, Ariba: Procurement and supply chain - Anaplan, Adaptive Insights: Planning and analytics
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Get Started TodayFrequently Asked Questions
ERP costs vary dramatically by size, complexity, and platform: Mid-Market (100-1,000 employees): NetSuite $200K-1.5M total (software $50K-200K annually, implementation $150K-1M), Dynamics 365 Business Central $300K-2M, or mid-tier solutions. Large Enterprise (1,000-10,000 employees): SAP S/4HANA $5M-50M+ (software licenses/cloud $2M-20M over 5 years, implementation services $3M-30M+), Oracle Cloud ERP $3M-30M, Dynamics 365 F&O $2M-20M. Fortune 500 (10,000+ employees): $20M-200M+ for global transformations with change management, data migration, and multi-year programs. Budget allocation: 40-50% implementation services, 30-40% software licenses/subscriptions, 10-15% infrastructure, 10-15% change management/training. Annual maintenance: 18-22% of license cost for on-premise, or SaaS subscriptions. Hidden costs: process redesign, customization, integration, and ongoing support (15-20% of initial investment annually).
SAP S/4HANA: Most comprehensive functionality for large complex enterprises, strongest in manufacturing and global operations. In-memory database (HANA) enabling real-time analytics. Highest implementation costs and complexity. Best for: Fortune 500, global manufacturers, complex supply chains. Oracle Cloud ERP: Modern cloud-native architecture with quarterly innovation, strong in financials and project-based industries. Fusion Applications integrating ERP, HCM, SCM. Best for: large enterprises adopting cloud-first strategy, Oracle technology stack users, project-driven organizations. Microsoft Dynamics 365: Best Microsoft ecosystem integration (Office 365, Azure, Power Platform), strong mid-market presence, lower total cost of ownership. Dynamics 365 F&O for large companies, Business Central for SMBs. Best for: Microsoft-centric IT strategy, companies wanting familiar UI/UX, cost-sensitive large enterprises. NetSuite alternative for mid-market: Pure SaaS, fastest implementation, limited customization vs. others. Selection criteria: company size, industry requirements, existing technology investments, cloud vs. on-premise preference, and budget.
SOX compliance requires robust IT general controls (ITGCs) and application controls: Access Controls: (1) Segregation of Duties (SoD) preventing single individual from completing incompatible transactions (e.g., creating vendor and approving payment); (2) Role-based access control (RBAC) granting minimum necessary permissions; (3) Periodic access reviews certifying user access appropriateness; (4) Terminated user access removal within 24 hours. Change Management: (1) Segregated development, test, production environments; (2) Change request approval workflow; (3) Testing evidence before production deployment; (4) Emergency change procedures with post-implementation review. Application Controls: (1) Three-way match (PO, receipt, invoice) in procurement; (2) Automated account reconciliations; (3) Journal entry approval workflows; (4) System-enforced approval limits. Audit Trail: Comprehensive logging of financial transactions, security events, and configuration changes with tamper-proof storage. Annual SOX testing by external auditors evaluating control design and operating effectiveness. ERP-native SOX controls (SAP GRC, Oracle Advanced Controls) or third-party (Pathlock, Appsian) for automated SoD monitoring and access governance.
Phasing strategy depends on organizational factors: Big Bang (go-live all at once): Advantages: Single cutover, no interface between old/new systems, faster overall completion. Disadvantages: Higher risk, complex parallel testing, significant organizational disruption. Best for: Single-site operations, replacing highly integrated legacy systems, strong project management. Phased Approach: By Module: Implement financials first (3-6 months), then supply chain (6 months later), then manufacturing. Reduces risk, allows learning, but requires interim interfaces. By Geography: Implement US headquarters first, then regional/international sites. Proves template before rollout. By Business Unit: Pilot with one division before enterprise rollout. Hybrid: Core financials big bang with extended modules phased. Cloud ERP trends toward faster, less risky implementations using vendor templates—phasing less critical vs. large customized implementations. Recommendation: Mid-market cloud implementations (NetSuite, Dynamics 365 BC) can often succeed with big bang given pre-configured processes. Large enterprises (SAP, Oracle) typically phase to manage risk and change capacity.
Multi-state tax complexity requires specialized solutions: Sales & Use Tax: (1) Tax Engine Integration: Integrate Vertex O Series, Avalara AvaTax, or Thomson Reuters ONESOURCE with ERP calculating tax in real-time based on ship-to/ship-from locations, product taxability, customer exemptions, and economic nexus status; (2) Nexus Management: Monitor sales thresholds by state triggering collection obligations (typically $100K revenue or 200 transactions post-Wayfair); (3) Returns Filing: Automated sales tax return preparation and filing for states where registered (can be 45+ states for large retailers); (4) Exemption Certificates: Manage resale certificates and tax-exempt entity documentation using CertCapture or similar. Income Tax: (1) Apportionment calculating state income tax based on sales, property, payroll factors varying by state; (2) Nexus tracking from physical presence, economic presence (post-Wayfair), or factor presence; (3) Separate company vs. combined/consolidated filing elections. Payroll Tax: Multi-state payroll processing with state unemployment insurance (SUI), state disability insurance (CA, NY, NJ, RI, HI), and local taxes. Annual costs: Tax automation software $10K-100K+ annually depending on transaction volume, plus compliance services $20K-200K+ for filing/consulting.
ERP implementation timelines vary by platform, scope, and approach: NetSuite (Mid-Market): 3-6 months using SuiteSuccess rapid implementation methodology with industry templates. Assumes standard processes with minimal customization. Microsoft Dynamics 365 Business Central: 4-6 months for SMBs, 6-12 months for complex mid-market implementations. FastTrack methodology accelerates cloud deployments. Microsoft Dynamics 365 Finance & Operations: 8-18 months for enterprise implementations depending on scope (single vs. multi-entity, domestic vs. global, custom development requirements). SAP S/4HANA: 10-24 months for large enterprises. 10-15 months for rapid implementations using Model Company and limited customization. 18-24+ months for complex transformations with process redesign and global rollouts. Oracle Cloud ERP: 8-18 months depending on modules and scope. Soaring methodology targets 6-12 months for EBS migrations. Critical Path Activities: Requirements/design (15-25%), configuration/development (30-40%), testing (20-25%), data migration (10-15%), training/cutover (10-15%). Delays common from: scope creep, data quality issues, organizational readiness, and resource availability. Cloud ERP trend is faster implementations—expect 20-40% timeline reduction vs. on-premise equivalents.
Premier ERP consulting markets: San Francisco Bay Area leads with vendor headquarters (Oracle, NetSuite, Workday), Big 4 consulting (Deloitte, PwC, EY, KPMG), and boutique ERP firms—highest rates ($200-400/hour for senior consultants) but deepest expertise especially for cloud ERP and technology sector. Chicago offers manufacturing and distribution ERP expertise with lower costs than coasts ($150-300/hour)—SAP, Oracle, and Microsoft practices strong. Geographic center facilitates client travel. New York City dominates financial services ERP, professional services, and retail implementations ($175-350/hour). All major consulting firms and system integrators present. Dallas provides energy/oil & gas ERP expertise and growing technology sector at competitive rates ($140-275/hour). Atlanta serves as Southeast hub with Fortune 500 concentration and mid-market focus. Charlotte strong in banking/financial services ERP. Offshore/Nearshore: Indian offshore (20-30% of onshore cost) widely used for SAP, Oracle implementations but cultural/time zone challenges. Nearshore Latin America (40-60% of US) growing for better collaboration. Consider hybrid delivery models: onshore project leadership/business process experts, nearshore/offshore for technical configuration/development maximizing value while managing costs.
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