Data Enhancement Services for Marketing Teams

How effective can your marketing campaigns be when forty percent of your contact records are missing critical information? No phone number. No job title. No company size. Just a name and an email address that tells you almost nothing about who this person is or whether they’re worth targeting.

It’s wasted segmentation effort. It’s campaigns that can’t be personalized because you don’t have the data. It’s opportunities slipping through because you can’t identify your best prospects from your database. Every missing data point is a barrier to effective marketing.

How long has your marketing team been working with incomplete data? Maybe you’ve inherited a database from multiple sources—trade show leads, website forms, purchased lists, CRM exports. Each source captured different fields. None of them are complete. And now you’re trying to run sophisticated marketing campaigns on a foundation of Swiss cheese data.

Think about what incomplete data does to your marketing effectiveness. You can’t segment by company size because that field is blank for most records. You can’t personalize by role because job titles are missing. You can’t prioritize by revenue because you don’t have firmographic data. When you can’t distinguish a VP from an intern, a Fortune 500 company from a five-person startup, how strategic can your targeting really be?

And here’s the compounding problem: incomplete data leads to poor campaign performance, which leads to lower confidence in marketing’s ability to drive pipeline. What does it do to your credibility as a marketing leader when campaigns underperform because the underlying data was incomplete?

Data Enhancement Built for Marketing Teams

Our data enhancement services are designed specifically for marketing teams who need complete, accurate contact records to drive effective campaigns. We enrich your database with missing phone numbers, job titles, company information, and firmographic data so you can segment smarter and personalize better.

What We Deliver

Contact Information Enhancement: We append missing phone numbers (direct dials and mobile), email addresses, and LinkedIn profiles to your existing contact records. Your outreach can happen through multiple channels, not just the one you happen to have.

Job Title and Role Enrichment: We add or correct job titles, seniority levels, and functional roles. You can finally segment by decision-making authority and personalize messaging based on role.

Firmographic Data Appending: We enrich your records with company size, revenue, industry, location, and technology stack. You can identify which accounts match your ideal customer profile and prioritize accordingly.

Data Standardization: We clean and standardize existing fields—correcting company names, formatting titles consistently, and ensuring your data is clean enough to trust and act on.

The Power of Complete Marketing Data

Imagine the feeling of confidence when you can finally segment your database with precision. No more guessing about who’s a decision-maker. No more generic campaigns because you don’t have the data to personalize. Just the clarity that comes from complete contact records that tell you exactly who you’re marketing to.

Your campaign performance transforms. Segmentation becomes surgical instead of broad. Personalization becomes genuine instead of superficial. Conversion rates climb because you’re targeting the right people with the right message at the right time. What would a twenty percent improvement in campaign conversion mean for your pipeline generation?

Your marketing automation becomes truly automated. Lead scoring works because you have the firmographic data to score accurately. Nurture tracks route correctly because you know each contact’s role and company size. ABM campaigns target the right accounts because you can identify which companies match your ICP.

And as the marketing leader, you’re delivering results that prove marketing’s value. Your campaigns perform. Your pipeline contribution grows. Your credibility with sales and leadership strengthens because your targeting is data-driven, not guesswork.

And here’s something else: when you work with List57, you’re not just getting data enhancement services. You’re getting access to our exclusive free merch program. High-quality, stylish, sporty merchandise that you’ll actually want to wear—absolutely free with your order. It’s the kind of unexpected value that makes working with us feel different.