How To Improve Data Quality In 2025? 12 Actionable Steps

To improve data quality, organizations must implement systematic strategies to ensure accuracy, consistency, and reliability.
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Start by establishing robust data governance policies and conducting regular quality assessments. Data validation and standardization processes prevent errors from entering the system, while data cleansing eliminates inconsistencies.

Automated tools help monitor data quality in real-time, ensuring that issues are identified and corrected promptly.

By using data profiling and fostering a culture of continuous improvement, businesses can maintain high-quality data that drives informed decision-making and supports growth. These steps are crucial for maintaining data integrity and ensuring compliance with industry standards.

Flawed data can lead to inaccurate analysis, and missed opportunities. That is why improving data quality is essential for making informed decisions and driving growth. If your business relies on data, you need actionable strategies and techniques to improve data quality and unlock the full potential of your data assets.

A survey on data quality’s impact on marketers by Statista from January 2023revealed that global marketers observed significant benefits from enhancing data quality in the following areas: Customer experience: 61%; Engagement: 45%; Lead generation: 35%.

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In this article, we will explore:

12 actionable steps to improve data quality
How to build a data stack to ensure data quality?
Ways to overcome challenges while improving your organization’s data quality

Ready? Let’s dive in!

How can you improve data quality?

Let us first begin by understanding the 12 key steps you can take to enhance data quality in your organization:

Establish clear data governance policies
Conduct a data quality assessment
Data standardization and validation
Data cleansing
Implement robust data integration
Monitor data quality
Create a data quality dashboard
Data quality training
Use data profiling tools
Encourage feedback
Continuous improvement
Collaborate with data providers

Let us understand each of the above steps in brief:

1. Establish clear data governance policies

Develop well-defined data governance policies and procedures to guide data collection, storage, and usage. Assign clear roles and responsibilities for data management, ensuring accountability for data quality across the organization.

Develop a comprehensive data governance framework that outlines the rules, policies, and procedures for data management within your organization. This includes defining data ownership, data access and sharing protocols, data security and privacy guidelines, and data quality standards.

2. Conduct a data quality assessment

The data quality assessment is the diagnostic phase where you evaluate the existing data to determine its quality, identify data issues, and understand their impact on the organization.

This involves reviewing existing data for inaccuracies, inconsistencies, and incompleteness. The assessment should cover different data domains, types, and sources to identify where the issues are most pressing.

3. Data standardization and validation

Implement standard data formats, naming conventions, and validation rules for data entry. This will help reduce inconsistencies and errors, making it easier for users to understand and work with the data.

Implement data validation rules to check for errors or inconsistencies during data entry, ensuring that only accurate and consistent data is stored in your system. These rules can include format checks, range checks, and cross-field validation to maintain data integrity.

4. Data cleansing

Regularly review and clean your data to identify and correct errors, duplicate records, and inconsistencies. Employ automated data cleansing tools to simplify this process, but also involve human input to ensure accuracy.

Data cleansing should be an ongoing process to ensure that your data remains accurate and up-to-date.

5. Implement robust data integration

When combining data from different sources, ensure that it’s integrated and transformed correctly. Use data integration tools to automate the process and maintain consistency across datasets. Establish processes for data reconciliation and error handling, ensuring that any discrepancies are identified and resolved promptly.

6. Monitor data quality

Define key performance indicators (KPIs) that reflect the quality of your data, such as the percentage of records with missing values, the number of duplicate records, or the frequency of data entry errors. Monitor these KPIs regularly and address any issues that arise. Implement real-time data quality monitoring, where possible, to identify and correct problems as they occur.

7. Create a data quality dashboard

A data quality dashboard serves as the central hub for all things related to data quality within an organization. It displays real-time metrics and KPIs that provide insights into the current state of data quality. This enables stakeholders to make informed decisions and also helps maintain transparency across the organization.

8. Data quality training

Educate employees on the importance of data quality and provide them with the necessary tools and training to maintain it. This can include workshops, e-learning courses, and hands-on training sessions. Encourage a culture of data quality by involving employees in the data management process and recognizing their contributions to maintaining high-quality data.

9. Use data profiling tools

Data profiling tools help you analyze your data to uncover potential quality issues, such as missing values, outliers, or inconsistent formats. These tools can provide valuable insights into the state of your data and help you identify areas where improvements are needed.

10. Encourage feedback

Create a culture of open communication, where employees feel comfortable reporting data quality issues. Establish clear processes for reporting and resolving data issues, and ensure that they are addressed promptly. Encourage employees to take ownership of data quality and collaborate to find solutions to problems.

11. Continuous improvement

Continuously review and update your data governance policies, processes, and tools to ensure they remain effective and relevant. This may involve incorporating new technologies, adopting industry best practices, or making adjustments based on feedback from employees and stakeholders.

12. Collaborate with data providers

Work closely with external data providers to ensure that the data you receive from them meet your organization’s quality standards. Establish clear guidelines and processes for data exchange, and maintain open lines of communication to address any issues that may arise. Encourage data providers to adopt similar data quality standards, and collaborate on finding solutions to shared data quality challenges.

By following these best practices, you can improve data quality in your organization, ensuring that everyone has access to accurate, consistent, and reliable data for decision-making and product development.

Also, read → Start by using AI to clean up your data | Data quality best practices | Data quality metrics that drive business success

Building a comprehensive data stack: A guide to ensuring data quality

When building a modern data stack to ensure data quality, you should consider tools that cover different aspects of the data lifecycle, including data collection, storage, processing, analysis, and visualization.

Here’s a guideline on how to compose your data stack:

Data collection and ingestion
Data storage and management
Data integration and transformation:
Data validation and cleansing
Data profiling and monitoring
Data processing and analytics
Data visualization and reporting
Data governance and security

Let us look at each of the above aspects in detail:

1. Data collection and ingestion

Select tools that allow you to collect and ingest data from various sources while maintaining quality. These can include APIs, web scraping tools, data connectors, or data integration platforms. Examples: Apache NiFi, Talend, Fivetran, and Stitch.

2. Data storage and management

Choose a data storage solution that meets your organization’s needs in terms of scalability, performance, and security. This can include traditional databases, data warehouses, or data lakes. Examples: Amazon S3, Google Cloud Storage, Snowflake, BigQuery, PostgreSQL, MySQL.

3. Data integration and transformation

Implement data integration tools that automate the process of combining data from different sources and transforming it into a consistent format. This helps maintain data quality and ensures that all datasets are compatible. Examples: Apache Nifi, Talend, Alteryx, dbt, Apache Airflow.

4. Data validation and cleansing

Use data validation and cleansing tools to identify and correct errors, inconsistencies, and duplicates in your data. These tools can help you maintain high-quality data and ensure that it’s ready for analysis. Examples: OpenRefine, DataWrangler, Trifacta, Data Ladder, and DataRobot.

5. Data profiling and monitoring

Employ data profiling tools to analyze your data and uncover potential quality issues, such as missing values or inconsistent formats. Data monitoring tools can help you track the quality of your data over time and alert you to any problems that arise. Examples: Soda, Bigeye, Lightup

6. Data processing and analytics

Choose data processing and analytics tools that allow you to explore, analyze, and interpret your data while maintaining quality. These can include big data processing frameworks, data analysis platforms, and machine learning libraries. Examples: Apache Spark, Databricks, Hadoop, TensorFlow, scikit-learn, R.

7. Data visualization and reporting

Implement data visualization tools that enable you to present your data in a clear and understandable format, making it easier for users to access and interpret the data. These can include dashboarding tools, reporting platforms, or custom-built applications. Examples: Tableau, Power BI, Looker, Google Data Studio, and D3.js. Select data governance tools that help you manage data access, privacy, and security, ensuring that your data remains protected and compliant with relevant regulations. Examples: Atlan

8. Data governance and security

Select data governance tools that help you manage data access, privacy, and security, ensuring that your data remains protected and compliant with relevant regulations. Examples: Atlan

When composing your data stack, consider the following factors:

Scalability: Ensure that the tools you choose can scale with your organization’s needs as you grow and handle increasing volumes of data.
Integration: Opt for tools that can easily integrate with each other to simplify data workflows and maintain consistency across your stack.
Ease of use: Select user-friendly tools that make it easy for your team to work with data, without compromising quality.
Customization: Choose tools that can be customized to meet your organization’s specific data quality requirements and processes.

By building a comprehensive data stack that addresses all aspects of the data lifecycle, you can ensure data quality and provide your team with the tools they need to make data-driven decisions.

Also, read → How will LLMs impact data quality initiatives? | Scaling data quality in the age of generative AI

How to improve data quality by moving logic upstream in your pipeline?

Moving logic upstream in the data pipeline can help improve data quality by addressing issues closer to the source. To achieve this, consider the following steps:

Collaborate with data providers
Implement validation rules at the point of data entry
Standardize data formats
Automate data quality checks
Train data producers
Monitor data quality in real-time
Establish data quality feedback loops
Use metadata to track data lineage
Continuous improvement

Let us look at each of the above steps in detail:

1. Collaborate with data providers

Work closely with external data providers to establish data quality standards and validation rules. Encourage them to implement these standards before sharing data with your organization. This will help ensure that data quality is maintained from the moment data is collected.

2. Implement validation rules at the point of data entry

Enforce data validation rules at the source, such as user input forms, IoT devices, or APIs. By catching errors and inconsistencies at the data entry stage, you can prevent low-quality data from entering your system.

3. Standardize data formats

Work with your data providers and internal teams to agree on standardized data formats, naming conventions, and data models. This will make it easier to maintain consistency and quality as data moves through your pipeline.

4. Automate data quality checks

Use tools and technologies to automate data quality checks at various stages of the data pipeline. This can include data validation, data profiling, and data cleansing tools that can identify and correct issues in real-time or near-real-time.

5. Train data producers

Educate your employees and data providers on the importance of data quality and provide them with the necessary tools and training to maintain it. Encourage a culture of data quality and responsibility, where everyone takes ownership of the data they produce.

6. Monitor data quality in real-time

Implement real-time data quality monitoring to identify and address issues as soon as they arise. This can help prevent low-quality data from propagating through your system and affecting downstream processes.

7. Establish data quality feedback loops

Create processes for data producers and users to provide feedback on data quality issues. Encourage open communication and collaboration, ensuring that issues are addressed promptly and lessons are learned for future improvements.

8. Use metadata to track data lineage

Implement a metadata management system to track data lineage, which helps you understand the origin, transformation, and usage of data throughout its lifecycle. This can help you identify and address data quality issues at the source.

9. Continuous improvement

Regularly review and update your data quality processes, tools, and policies to ensure they remain effective and aligned with your organization’s needs. Use insights from data quality monitoring and feedback loops to identify areas for improvement and implement changes accordingly.

By moving logic upstream and addressing data quality issues at the source, you can reduce the risk of errors and inconsistencies, leading to more accurate and reliable data for your organization.

The 2024 State of Data Governance Report by TDWI states that approximately 48% of Chief Data Officers prioritize improving data quality within their governance frameworks, highlighting the need for robust governance to support effective data management.

Overcoming challenges while improving data quality for your organization

Improving data quality in an organization can be challenging due to several factors:

Lack of executive buy-in
Inadequate data governance
Scalability issues
Diverse data sources and formats
Time and resource constraints
High maintenance costs
Insufficient training and awareness
Resistance to change
Measuring data quality improvements

Let us look at each of the above challenges in detail:

1. Lack of executive buy-in

Securing support and resources for data quality initiatives can be difficult, especially if the return on investment is hard to quantify or the project scope is too ambitious.

2. Inadequate data governance

Absence of clear data governance policies, roles, and responsibilities can hinder accountability and result in inconsistent data handling across the organization.

3. Scalability issues

Overemphasis on manual processes instead of leveraging technology may limit the organization’s ability to scale data quality initiatives and maintain consistent standards.

4. Diverse data sources and formats

Integrating and standardizing data from multiple sources and formats can be complex, leading to inconsistencies and errors.

5. Time and resource constraints

Implementing data quality projects may require substantial time and resources, which can be challenging to allocate given competing priorities and tight deadlines.

6. High maintenance costs

Large-scale data quality initiatives may incur ongoing expenses for support and maintenance, deterring organizations from investing in these projects.

7. Insufficient training and awareness

Employees may lack the necessary knowledge or tools to maintain data quality, resulting in errors and inconsistencies throughout the data lifecycle.

8. Resistance to change

Organizational inertia and resistance to change can hinder the implementation of new data quality processes and tools.

9. Measuring data quality improvements

Assessing the impact of data quality initiatives on the bottom line can be challenging, making it difficult to justify continued investment in these efforts.

Overcoming these challenges requires a strategic approach, including prioritizing high-impact areas, developing scalable solutions, fostering a data-driven culture, and securing executive support for data quality initiatives.

A 2023 survey on State of Data and Analytics Investments Worldwide by Statista found that most businesses prioritize investment in data and analytics. However, only 37% reported success in their efforts to improve data quality, indicating a persistent challenge across various industries.

A recent McKinsey article on “Real-world data quality: What are the opportunities and challenges?” estimated that organizations face an average annual loss of $12.9 million due to poor data quality, affecting operational efficiency and decision-making. The adoption of data quality tools has increased by 20% over the past year, indicating a growing focus on maintaining high data standards.

How organizations making the most out of their data using Atlan

The recently published Forrester Wave report compared all the major enterprise data catalogs and positioned Atlan as the market leader ahead of all others. The comparison was based on 24 different aspects of cataloging, broadly across the following three criteria:

Automatic cataloging of the entire technology, data, and AI ecosystem
Enabling the data ecosystem AI and automation first
Prioritizing data democratization and self-service

These criteria made Atlan the ideal choice for a major audio content platform, where the data ecosystem was centered around Snowflake. The platform sought a “one-stop shop for governance and discovery,” and Atlan played a crucial role in ensuring their data was “understandable, reliable, high-quality, and discoverable.”

For another organization, Aliaxis, which also uses Snowflake as their core data platform, Atlan served as “a bridge” between various tools and technologies across the data ecosystem. With its organization-wide business glossary, Atlan became the go-to platform for finding, accessing, and using data. It also significantly reduced the time spent by data engineers and analysts on pipeline debugging and troubleshooting.

A key goal of Atlan is to help organizations maximize the use of their data for AI use cases. As generative AI capabilities have advanced in recent years, organizations can now do more with both structured and unstructured data—provided it is discoverable and trustworthy, or in other words, AI-ready.

Tide, a UK-based digital bank with nearly 500,000 small business customers, sought to improve their compliance with GDPR’s Right to Erasure, commonly known as the “Right to be forgotten”.
After adopting Atlan as their metadata platform, Tide’s data and legal teams collaborated to define personally identifiable information in order to propagate those definitions and tags across their data estate.
Tide used Atlan Playbooks (rule-based bulk automations) to automatically identify, tag, and secure personal data, turning a 50-day manual process into mere hours of work.

Book your personalized demo today to find out how Atlan can help your organization in establishing and scaling data governance programs.

Rounding it all up

Throughout our discussion, we’ve covered several important aspects related to data quality:

Importance of data quality: High-quality data is crucial for the success of data initiatives, accurate decision-making, and effective product development.
Challenges in improving data quality: Key obstacles include securing executive buy-in, establishing data governance policies, handling diverse data sources and formats, scalability issues, resource constraints, and resistance to change.
Best practices for enhancing data quality: Implement clear data governance policies, standardize data formats and validation, cleanse and audit data regularly, integrate and transform data effectively, monitor data quality with KPIs, train employees on data quality, use data profiling tools, encourage feedback and collaboration, and strive for continuous improvement.
Strategies for securing executive support: Focus on high-impact pipelines, develop a scalable plan, execute rapidly, and craft a compelling pitch that highlights the targeted use case, its impact, scalability plan, supported team, and implementation timeline.

By understanding the importance of data quality, recognizing the challenges associated with improving it, and implementing best practices and strategies to secure executive support, organizations can enhance the accuracy, consistency, and reliability of their data, driving better decision-making and product development.

FAQs about improving data quality

1. How can I improve data quality?

Improving data quality involves implementing strategies like data validation, cleaning, and consistent monitoring. Start by identifying data issues, standardizing formats, and ensuring accurate data entry.

2. What are the best practices for improving data quality?

Key best practices include data profiling, establishing clear data governance policies, using automated data quality tools, and involving stakeholders across departments to maintain high data standards.

3. Why is data quality important for organizations?

High data quality ensures accurate decision-making, improves operational efficiency, and enhances customer satisfaction. Poor data quality can lead to financial losses and reputational risks.

4. How does data governance impact data quality?

Data governance plays a critical role in ensuring data quality by establishing policies, roles, and responsibilities for data management. It helps enforce consistency, security, and accountability across the organization.

5. How do I assess and measure data quality?

Assess data quality by using metrics like accuracy, completeness, consistency, timeliness, and validity. Regular audits and automated monitoring can help track these metrics effectively.

6. What is the impact of bad data quality on business outcomes?

Bad data quality can lead to poor decision-making, inefficiencies, and loss of business opportunities. It increases operational costs and can harm an organization’s reputation.

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