eCommerce Product Data Cleansing Services

Clean product data. Accurate catalogs. Better conversions with human-led, AI-augmented eCommerce data cleansing services. From duplicate SKUs to missing attributes— we identify, enrich, and standardize every data point across your catalog.

Request a Custom Proposal

Success Stories

...it's all about results

Data Cleansing & Standardization

Data cleansing & standardization for eCommerce store of sports and fitness products

Read More

eCommerce Product Data Cleansing Services to Fix What Automated Tools Leave Behind

Attribute-Level Data Accuracy and Catalog Consistency, Without the Post-Process Rework

If automated tools leave your team reworking product feeds, fixing attribute mismatches, or validating duplicates manually, your catalog requires structured, expert-led data cleansing—not another automation solution.

AI-powered product data cleansing tools are built for throughput, not for contextual judgment. While these off-the-shelf tools efficiently handle basic corrections, they struggle to distinguish legitimate variants from duplicates, apply category-specific attribute standards, or format data to meet the requirements of different platforms, necessitating human expertise.

Our human-led, AI-augmented eCommerce product data cleansing services transcend conventional automation. We combine AI-driven automation with expert human validation to deliver product data that is accurate at the attribute level, consistent across your entire catalog, and ready to use across every channel and internal PIM systems — without your team having to clean up the data afterward.

Product Identifier (GTIN, UPC, EAN, MPN) Validation and Correction

Cross-Source Duplicate and Near-Duplicate Detection

Variant-Level Attribute Standardization, Enrichment, and Conflict Resolution

Category and Taxonomy Misclassification Correction

Typographical and Formatting Aberrations Removal

Multi-Supplier Feed Normalization and Data Validation

  • Before Table After Table

Why Businesses That Tried Automated Product Data Cleansing Still Come to Us?

We’ve fixed the aftermath of automated-only product catalog cleaning for hundreds of leading brands. Here are some prominent data challenges that automated tools struggle to address without manual intervention or subject matter expertise:

Critical Data Quality Gaps You Need to Address

  • Identifying true duplicates vs legitimate variants
  • GTIN/UPC validation against authoritative sources
  • Category-specific attribute standardization
  • Resolving conflicting data from multiple sources
  • Sourcing and enriching missing details
  • Keeping pace with marketplace policy changes
  • Handling unstructured data

Where Off-The-Shelf Tools Fall Short

  • High false-positive rate
  • Format check only
  • One-size-fit approach
  • Arbitrary or skipped
  • Struggle in manual research and context-based enrichment
  • Static rule updates
  • Fails or errors out

Our Human-Led Data Cleansing Advantage

  • Context-aware deduplication
  • Cross-referenced against manufacturer and GS1 databases
  • Schema applied per category, per marketplace
  • Source hierarchy-based resolution
  • Enrich data by using relevant authoritative sources
  • Continuously monitored by compliance specialists
  • Manually processed and normalized

Our Complete Range of Product Data Cleansing Services for Enterprise eCommerce

Across hundreds of enterprise engagements, we've handled catalogs ranging from tens of thousands to several million SKUs — spanning multi-supplier data environments, multi-channel deployment requirements, and highly complex category hierarchies. Our eCommerce data cleansing services are designed to address every data quality failure point across your catalog — no matter the source, structure, or scale of the problem.

Product Data Audit

Product Data Audit

Identify hidden data quality issues that impact listing performance, compliance, and revenue with our detailed catalog audits. Our eCommerce data management experts critically evaluate every field and attribute to identify issues affecting catalog health and create a detailed roadmap for product data quality management.

  • Auditing mandatory and recommended attributes to identify missing values, incomplete records, and data gaps across the catalog
  • Identifying and flagging typos, incorrect specifications, formatting inconsistencies, and field-level errors that cause listing suppressions and feed rejections
  • Evaluating data consistency to detect duplicate entries, conflicting information, and inconsistent product attributes across variants and channels
  • Conducting compliance gap analysis to identify platform-specific violations and marketplace requirement misalignments
Data Deduplication

Product Data Deduplication

Eliminate duplicate records that fragment inventory visibility, product discovery, and search authority with our eCommerce data deduplication services. We identify and merge redundant entries — across variants, parent-child relationships, and multi-source feeds — to create a single, authoritative record for every SKU.

  • Identifying true duplicates based on multiple data points (title, GTIN, manufacturer part number) and duplicate product removal
  • Merging variant records (size, color, configuration) into structured parent-child hierarchies
  • Reconciling of conflicting data from multiple sources to retain the most accurate, complete version
  • Consolidating cross-marketplace duplicates to maintain a unified product database

Product Data Standardization

Transform inconsistent product information into uniform, structured data that performs across all channels. Our eCommerce data cleansing experts establish and apply standardization rules that align with marketplace requirements and industry best practices.

  • Maintaining consistent naming conventions and formatting across your entire catalog
  • Standardizing attributes for size charts, color names, material types, and category-specific specifications
  • Performing data normalization for units, measurements, and abbreviations, converting between imperial/metric, standardizing weight/volume/length formats
  • Applying channel-specific formatting rules to ensure attribute values, field lengths, and data structures meet the requirements of each marketplace or platform

Product Data Validation and Correction

Protect brand credibility and prevent marketplace compliance violations through our human-led product data validation services. We apply comprehensive format checks, range checks, and business rule validations to every product record—correcting typos, fixing incorrect values, and resolving inconsistencies to guarantee accuracy at scale.

  • Validating product identifiers (GTINs, UPCs, EANs, and MPNs) and other details against manufacturer databases and authoritative sources to prevent listing suppressions
  • Detecting and correcting formatting errors across date fields, currency displays, measurement notations, and special characters
  • Validating product specifications (size, color, price, material, and weight) against predefined attribute standards for each category
  • Checking every product record against marketplace-specific compliance requirements (title length, prohibited terms, restricted content)

Product Data Enrichment

Transform incomplete product records into enhanced, enriched listings by sourcing and appending accurate, verified information for every missing field. Our product data enrichment experts leverage automated data extraction workflows (scripts and APIs) and human-led validation to deliver a structured, metadata-rich catalog that performs across marketplaces, PIMs, and retail media environments.

  • Sourcing missing product identifiers (GTINs, UPCs, EANs, and MPNs) from target sites and authoritative industry registries and validating data across SKUs
  • Enriching product data (titles, descriptions, technical specifications, and feature bullets)
  • Performing metadata enrichment across product records, optimizing backend search terms, keyword fields, and structured attributes to improve discoverability
  • Enhancing digital assets (adding product videos, infographics, and other visual content) for media-rich listings

Ongoing Data Quality Monitoring & Maintenance

Prevent data degradation over time with continuous catalog monitoring and regular quality checks. Our ongoing product data quality management services ensure your catalog remains accurate, up-to-date, and compliant with marketplace/platform requirements as you add more SKUs and expand to new channels.

  • Conducting scheduled data quality audits with regular assessments of data completeness, accuracy, and consistency
  • Detect and flag errors in real time — identifying new attribute inconsistencies, duplicate entries, and compliance violations
  • Monitoring catalog data against continuously evolving marketplace requirements to maintain ongoing compliance
  • Tracking listing performance and reporting on key data quality indicators — listing suppression rates, search visibility metrics, and catalog quality scores, across all eCommerce platforms/marketplaces

Trusted by 800+ Brands to Optimize eCommerce Product Data

500Mn+

product records cleansed and optimized for enhanced performance

99.4%

average data accuracy rate maintained across catalogs

12,000+

SKUs processed daily with human-validated, AI-powered workflows

3-4x

faster time-to-market for new product launches with clean, pre-validated data

Clean, Accurate, Standardized Product Data for Your Entire eCommerce Ecosystem

Our product data cleaning services support all major eCommerce platforms and marketplaces. Whether you operate on a single storefront or sell across a multi-channel ecosystem, we standardize, validate, and format your product data for seamless compatibility with:

From Assessment to Optimization: Our eCommerce Data Cleansing Framework

01

We analyze your catalog structure, identify critical data quality gaps, and define success metrics aligned with your business objectives.

02

We provide a complementary sample showcasing our work quality and approach. Upon approval, we sign a non-disclosure confidentiality agreement.

03

Through human-validated, AI-augmented workflows, we cleanse, standardize, and enrich product data, and ensure data accuracy via multi-stage quality checks.

04

We securely deliver clean, standardized, validated data in your preferred format to ensure seamless integration across all systems and channels.

05

Through collaborative review cycles, we make any refinements needed. Our team continuously monitors & updates the catalog to sustain integrity and shares regular reports (weekly, biweekly, or monthly) with clear milestones and completion status.

AI-Augmented, Human-Led eCommerce Product Data Cleansing Services: Built for Accuracy, Engineered for Scale

At SunTec India, we've developed a proprietary approach that capitalizes on the strengths of both artificial intelligence and human expertise. By pairing AI-driven automation with specialist-led validation, we ensure higher accuracy rates and faster time-to-market, unattainable through manual processes or AI tools alone.

AI Human

AI-Powered Automation Handles

  • Automated pattern detection across thousands of SKUs in minutes
  • Bulk identification of spelling errors, formatting inconsistencies, and duplicate records
  • Rule-based identifier validation (GTIN, UPC, EAN format checks)
  • Automated standardization of units, formats, and attribute naming conventions
  • Real-time anomaly detection and flagging of out-of-range values

Human Expertise Ensures

  • Contextual validation of complex product hierarchies and variant relationships
  • Verification of technical specifications against manufacturer data and real-world product knowledge
  • Cross-referencing identifiers against authoritative databases and resolving ambiguous matches
  • Marketplace-specific compliance review — interpreting nuanced policy requirements that change frequently
  • Final quality assurance — ensuring every correction is accurate, complete, and contextually appropriate

Why Leading Brands Prefer to Outsource eCommerce Data Cleansing Services to SunTec India?

With 25+ years of experience in product data management and eCommerce operations, we bring expertise and operational maturity that enterprise catalogs demand. Our sustained accuracy rates, client retention, and successful project outcomes reflect the consistency and reliability that make us the leading product data cleaning service provider for global brands.

01

Assured Data Security and Compliance

  • ISO 27001-certified data security protocols
  • Strict NDAs, End-to-end encryption, secure VPN infrastructure, and role-based access controls
  • Adherence to marketplace compliance and platform-specific data handling requirements
02

Global Timezone Adaptability

  • Data specialists operating in your preferred business hours for real-time communication and quick turnarounds
  • Same-day turnarounds for urgent corrections and time-sensitive projects
  • Round-the-clock availability ensures continuous progress without delays
03

Scalable Infrastructure for Large-Scale Data Processing

  • Scalable team structures to accommodate evolving requirements
  • Structured ETL-compatible output with schema validation, ensuring seamless ingestion into PIM, MDM, ERP, and DAM systems
  • Rule-based automation layered with human-in-the-loop validation
04

Multi-Stage Data Quality Assurance

  • Three-tier quality control: automated validation checks, manual review by subject matter experts, and final QA checks before delivery
  • Sample-based review at project milestones for continuous quality check
  • Error-tracking mechanisms and corrective protocols to prevent recurring issues across batches

Ready to Transform Your Catalog Into a Revenue-Driving Asset with Our eCommerce Data Cleansing Services?

  • Eliminate listing suppressions and marketplace compliance issues
  • Improve search discoverability with complete, accurate product attributes
  • Reduce return rates through precise, validated product specifications
  • Power AI-driven search, recommendation engines, and LLMs with structured data
  • Scale confidently knowing your data foundation can support growth

eCommerce Product Data Cleansing Services: FAQs

We accept product data in all standard formats, including CSV, Excel (XLS/XLSX), XML, JSON, TXT, and database exports. We work across various PIM, PXM, and MDM systems like Akeneo, Salsify, and Informatica. Legacy system exports and partially structured data from ERPs like SAP, Oracle, or NetSuite are also supported. Cleansed data is delivered in your preferred format—standardized Excel sheet, platform-specific feed file (Amazon flat files, eBay data exchange), or direct upload to your PIM, eCommerce platform, or marketplace seller account.

Yes. We offer both real-time and ongoing project-based eCommerce data cleansing services and quality management programs tailored to your update frequency. The new data added to your catalog through supplier feeds, bulk imports, or manual entry is validated by our team against established standardization rules, marketplace compliance requirements, and data quality benchmarks. For businesses managing high-volume product catalogs with thousands of SKU changes per week, we deploy dedicated teams with defined SLAs for turnaround and accuracy.

AI‑driven search and recommendation engines depend on clean, structured, attribute‑rich data to showcase relevant results. We standardize attributes, deduplicate SKUs, normalize units, and enrich missing specifications using authoritative sources, so AI models can accurately match queries to products. Our human‑led data validation ensures contextual accuracy and category‑specific logic, while AI‑assisted workflows streamline large-scale data processing.

We work with you to define which data sources are authoritative for specific attribute types — for example, manufacturer catalogs for technical specifications, and an internal PIM system for pricing and availability. When conflicts arise, our specialists evaluate data by cross-referencing with verified sources and apply the most accurate, current value. Where conflicts cannot be resolved through source verification alone, we flag them for your team's review with a clear recommendation.

We track and measure various metrics, including:

  • Data completeness score — percentage of required and recommended attribute fields populated across your catalog, measured pre- and post-cleansing.
  • Error density rate — number of errors (typos, invalid values, formatting issues) per thousand records, tracked to show reduction over time.
  • Duplicate detection and removal rate — volume of redundant records identified and resolved, with percentage reduction in catalog duplication.
  • Identifier validity rate — percentage of product identifiers (GTIN, UPC, EAN, MPN) that pass validation against authoritative databases after correction.
  • Marketplace compliance score — percentage of listings meeting the mandatory and recommended data requirements of each target marketplace.
  • Attribute standardization coverage — percentage of attribute fields conforming to your defined standardization rules post-cleansing.

For ongoing engagements, we deliver periodic data health reports to help you track data quality over time and clearly observe improvements in business outcomes.