List Building

B2BProspex is the best list building service provider generating mailing lists for every business sector and enabling entrepreneurs to make the best decisions for their marketing strategies.

B2BProspex provides its clients with the best list building services in the business, Our all-inclusive lists are curated with in-depth research about your particular requirements. Additionally, we pay special attention to your needs and specialties so you get what you need!

List Building Technology at B2BProspex:

Firstly we will research and gather raw information that is verified and then subsequently converts it to a list which saves your ample time and resources. We make sure the list-building process is efficient and effective and helps in turning your marketing efforts into a successful business. 


  1. We acquire data after diligent research based on the type of industry your business belongs to. 
  2. Regular and systematic update/appending information to your database.
  3. Eliminating irrelevant addresses and outdated domain/sites.
  4. Verifying all the exact details that are quoted by the client. 
  5. Preparing the personalized list as per the client’s specifications.

Our email list building service focuses on two major aspects:

  1. We manually verify all the email addresses to deliver valuable and relevant data to the client.
  2. While preparing the list our primary focus is to include only the qualified leads.


Our List Building Service falls under Market Research hence we strive hard to prepare it as relevant as we can to enable our clients to grow their business. Our data experts will manually fetch the relevant data as per the client’s requirements.


We go through a rigorous planning and strategy-building schedule depending on the type of product or service we offer, it will have the desired impact on your marketing efforts providing you fair chance to elevate your business.


We go through all the possible measures to dig out high-quality leads through various search tools enabling you to meet your business targets. The team at B2Bprospex works hard relentlessly to prepare the list for you so that you will be at the very top position in your industry.

It will be a pleasure delivering you a delightful outsourcing experience at an affordable cost!!

What are the B2B list building outsourcing services?

Outsourcing list-building services involves hiring an expert team to assist you in building your email list for the target market. Our list-building services are backed by hard work, attention to detail, and exhaustive research saving your valuable time and resources.

How long does it take to complete a project?

We guarantee a prompt response to all your specifications and keep adequate turnaround time. Accuracy and timeliness are always valued by us.

How do you acquire B2B contacts?

Our data experts find & extract ideal B2B contacts from multiple sources, including search engines, company websites, LinkedIn, other social media channels, professional networking sites, business directories, etc.

How do you ensure that my data is completely secure?

We follow a streamlined procedure to take care that none of your documents or confidential data is published or disclosed. We take due measures to ensure that your data is completely secure.

Do you build customized email lists?

We understand how important it is to build a client list for potential sales, so we compile the relevant B2B email list if your business is engaged in a niche market.

How do you construct a B2B database?

We first determine your ideal customers. Then, we find effective lead sources, segment your prospects and organize them in a systematic manner. We further verify this data to ensure 100% accuracy in the final database delivered to you.

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