Data Management

Custom List Building Services

We help you reach your target audience quickly with custom B2B lists and tailored contact data

Expand your reach with custom B2B list building services

An accurate, updated contact or email list is the key to better sales and marketing. However, compiling and validating a list that fulfills specific business criteria is time-consuming as it requires customer segmentation and understanding.

As a leading list building company, SunTec Data meticulously builds a custom database based on your target criteria. We extract, compile, cleanse and verify data to create hyper-targeted lists in your preferred format. Our list building service experts find relevant attributes to give you a list of prospects who are likely to convert and generate maximum business opportunities. Our team further builds and exports the lists to Excel or CRM and incorporates them into your pipeline.

Target high-value prospects with our custom list building services

We are an experienced list building company with exemplary skills in extracting critical information and merging it with your existing datasets for better insights and understanding of your customers and competitors. Our custom list building services include:

b2b contact iconB2B contact mining

We extract contact emails and phone numbers from credible sources such as websites, business portals, social media channels, hard copy files, etc., to create a consolidated B2B list. We also verify and validate your existing database to remove irrelevant data, complete missing fields, and filter data points.

Mailing list icon Email list building services

As a part of our mailing list building services, our team gathers your customers' and prospects' email addresses and enters them into your database. We follow a multi-stage verification process to authenticate existing email data and update obsolete IDs for enhanced CTR, email delivery rate, and ROI.

Linkedin icon LinkedIn contact discovery

LinkedIn is an incredible platform to connect with accomplished business executives and employees who are capable of becoming your target audiences. Through our LinkedIn contact discovery services, we extract critical information about potential leads and compile them into a secure database. You can leverage the data to create result-oriented campaigns and enhance your reach.

Marketing campaign Prospect list building

To build a successful marketing campaign, you must possess a list of prospective customers. SunTec Data's B2B list building services provide account and contact data to match your ideal customer profiles and buyer personas. We make sure your lists are verified and validated before delivery.

Success Stories

Created a verified contact list for a US-based client

The client, a US-based IT firm, struggled with reduced sales due to ineffective email campaigns. Our email list building team gathered customers' email addresses from credible sources and compiled an accurate list. They also verified and validated the existing database for enhanced performance. As a result, the client's email marketing campaigns improved and reaped 5X sales.

Data security

Data Security

We understand the importance of your business data and thus adhere to strict policies to keep it secure.

  • ISO 9001:2015 certified for data quality
  • ISO 27001:2022 certified for information security
  • Stringent data security measures
  • Supervised data transfer within a secure facility
  • NDA (Non-disclosure agreement)
Client's speak

Would definitely work with them in the near future!

Great job done by the team! They analyzed our requirements, maintained transparent communication, and delivered tailored contact lists. Would definitely work with them in the near future!

Karl Adams, Data Manager, UK
Contact Us

Connect with us!

To outsource custom list building services to us, get in touch with our data aggregators and analysts. You can also avail a free consultation or request a free quote by briefing us on your requirements at