Mon - Fri: 9:00 AM - 5:00 PM CST
3304 Essex Dr, Richardson, Texas – 75082
BBB Accredited Business
High-Precision B2B Intelligence

Unlock the Future with Verified B2B Data & Tech Insights!

United & Sterling Solutions LLC delivers high-converting marketing mailing lists, direct phone intelligence, and CRM data enrichment to connect your sales team with key decision-makers across global enterprises.

98.5% Guaranteed Deliverability
BBB Accredited Partner
100% CAN-SPAM & GDPR Compliant
Fast Audience Match

Find Your Ideal B2B Prospects

Instant verification across 10M+ decision-makers and 40+ industries.

300+
Successful Projects
10M+
Verified B2B Contacts
98.5%
Deliverability Accuracy
45+
Years Collective Experience
What We Do

Solutions We Offer

We collaborate with top businesses, agencies, and consulting organizations to enhance client engagement strategies and improve conversion pipelines.

Marketing Mailing Lists

Precision-Targeted B2B Audiences

Let United & Sterling Solutions LLC help you connect with your customers more effectively and drive your business growth with our premium marketing mailing lists.

  • 95%+ Guaranteed Deliverability
  • CAN-SPAM & GDPR Compliant
  • Multi-attribute segmentation (Revenue, Employee Size, Tech Stack, Geography)
Learn More

Data Appending

Fill the Gaps in Your CRM Records

United & Sterling Solutions LLC offers top-tier Data Appending Services designed to enhance the quality and completeness of your internal databases.

  • B2B Email & Direct Phone Appending
  • Firmographic & Technographic Enrichment
  • Social Profile & Job Title Matching
Learn More

Data Cleansing

Purge Inaccuracies & Protect Sender Reputation

United & Sterling Solutions LLC offers expert Data Cleansing Services designed to ensure the accuracy, consistency, and reliability of your data.

  • Real-Time SMTP & MX Record Handshakes
  • Syntax, Domain & Duplicate Scrubbing
  • Spam-Trap & Honeypot Detection
Learn More

Email Marketing

High-Converting Full-Funnel Campaigns

United & Sterling Solutions LLC offers a comprehensive suite of email marketing services designed to enhance client engagement and drive business growth.

  • Dedicated Warm-up & Domain Reputation Management
  • Custom B2B Email Copywriting & Design
  • Dynamic Behavioral Personalization
Learn More

Reverse Appending

Transform Single Data Points into Full Profiles

United & Sterling Solutions LLC provides robust reverse appending services designed to enhance your customer database and marketing strategies.

  • Email-to-Complete Corporate Profile
  • Phone-to-Decision Maker Identity Match
  • Omnichannel Marketing Enablement
Learn More

Phone Appending

Direct-Dial & Verified Mobile Intelligence

United & Sterling Solutions LLC offers comprehensive phone appending services designed to enhance your customer database and improve marketing outreach.

  • Direct-Dial Numbers & Mobile Contacts
  • DNC (Do-Not-Call) & Regulatory Compliance Cleared
  • Carrier & Active Line Verification
Learn More
Proven Deployments

Featured Projects & Data Case Studies

Discover how United & Sterling Solutions LLC helps global tech, healthcare, financial, and industrial leaders scale their outbound pipelines, enrich customer CRM data, and achieve 99%+ deliverability.

Cloud Infrastructure & Enterprise IT Data Appending
Technology Deployment
99.1% Deliverability
Global Cloud SaaS & Security Vendor

Cloud Infrastructure & Enterprise IT Data Appending

Deployed 450,000+ verified enterprise software users across AWS, Azure, and Kubernetes ecosystems, expanding multi-channel account-based marketing.

Cloud Tech AWS / Azure DevOps ABM Intelligence
Hospital CMO & Clinical Healthcare Network
Healthcare Deployment
100% HIPAA Compliant
Premier MedTech Diagnostic Manufacturer

Hospital CMO & Clinical Healthcare Network

Connected a leading medical device provider directly with 125,000+ credentialed hospital purchasing executives, CMOs, and department heads.

Hospital Execs Surgeons Medical Tech HIPAA Verified
Institutional Wealth & Banking Decision-Makers
FinTech Intelligence
98.9% Inboxes
Tier-1 FinTech Infrastructure Firm

Institutional Wealth & Banking Decision-Makers

Curated executive contact intelligence for 85,000+ CFOs, Treasury VPs, and FinTech leaders to launch an institutional corporate treasury cadence.

FinTech C-Suite Finance Investment Banking Direct Mobile
Autonomous Robotics & Telecom Supply Chain
Industrial Supply Chain
12 Global Markets
Industrial Robotics & Automation Supplier

Autonomous Robotics & Telecom Supply Chain

Mapped 95,000+ plant operations directors, industrial robotics specialists, and telecom infrastructure decision-makers across North America and Europe.

Robotics Industrial IoT Plant Ops Telecom
2.1M Record CRM Cleansing & AI Enrichment
Data Appending
1.4M Refreshed
Enterprise Consulting & SaaS Group

2.1M Record CRM Cleansing & AI Enrichment

Executed automated SMTP validation, machine learning deduplication, and syntax scrubbing across 2.1 million decaying lead records in Salesforce.

Salesforce Syntax Scrubbing MX Handshake AI Enrichment
Strategic C-Level & Boardroom Engagement
C-Suite Intelligence
Triple-Verified
Private Equity & Strategy Consultancy

Strategic C-Level & Boardroom Engagement

Furnished high-precision direct phone numbers and verified corporate emails for 60,000+ CEOs, Managing Partners, and board directors.

C-Suite Masterfile Direct Phone CEOs & Founders Private Equity
Audience Planner

Calculate Your Campaign Reach & Impact

Estimate your reachable universe of verified B2B decision-makers and preview deliverability benchmarks tailored to your outreach scope.

Target Audience Volume 25,000 Contacts
5,000 75,000 150,000+

Audience Projection Summary

25,000
Estimated Available Decision-Makers
98.5%
Guaranteed Deliverability Rate
24,625
Direct-to-Inbox Verified Contacts
Get Custom Audience Sample
Verified Lists

Explore High-Converting Mailing Lists

Access over 100 specialized B2B contact lists categorized across technology software users, executive titles, industry verticals, and healthcare providers.

Technology Users 98.5%

Cloud Computing Users List

Connect with key decision-makers, cloud architects, and CTOs adopting AWS, Microsoft Azure, Google Cloud Platform, and hybrid cloud solutions.

840,000+ Verified Records
Request Sample
Technology Users 98%

Virtualization Platforms Users List

Target enterprise IT directors and infrastructure engineers utilizing VMware, Hyper-V, Citrix, Nutanix, and KVM for enterprise scalability.

410,000+ Verified Records
Request Sample
Technology Users 97.5%

Travel & Hospitality Software Users List

Reach decision-makers in airlines, resorts, hotel chains, and booking systems using specialized PMS, CRS, and hospitality ERP platforms.

320,000+ Verified Records
Request Sample
Technology Users 98%

Law Practice Management Software Users List

Managing partners, IT heads, and legal operations leads utilizing Clio, PracticePanther, MyCase, and Relativity.

195,000+ Verified Records
Request Sample
Technology Users 97%

Academic Learning Management Software Users List

Higher education CIOs, school district administrators, and LMS managers implementing Canvas, Blackboard, Moodle, and D2L Brightspace.

260,000+ Verified Records
Request Sample
Technology Users 98%

Contact Center Management Software Users List

VP of Customer Experience and Contact Center Operations utilizing Five9, Genesys, Talkdesk, NICE CXone, and Avaya.

380,000+ Verified Records
Request Sample
Technology Users 98%

Network Management Software Users List

Network architects and enterprise security leads leveraging Cisco, SolarWinds, PRTG, Nagios, and Juniper Networks.

450,000+ Verified Records
Request Sample
Technology Users 98%

Data Storage Management Software Users List

Data storage administrators and SAN/NAS architects utilizing NetApp, Pure Storage, Dell EMC, and Commvault.

310,000+ Verified Records
Request Sample
Technology Users 97%

Email & Social Media Management Software Users List

Chief Marketing Officers and growth leads utilizing HubSpot, Marketo, Salesforce Marketing Cloud, Hootsuite, and Sprout Social.

620,000+ Verified Records
Request Sample
Why Choose Us

We Provide Experts To Create Great Value For Your Business

United & Sterling Solutions LLC brings together over 45 years of collective marketing data expertise. We invest heavily in technology because client relationships and data accuracy are the bedrock of our business.

Customized Solutions

Tailored marketing services catering to the specific needs and revenue goals of each client.

Advanced Technology

Cutting-edge SMTP verification, machine learning deduplication, and syntax scrubbing tools.

Expert Strategists

Experienced professionals with deep domain knowledge in B2B demand generation.

Strict Compliance

Full compliance with CAN-SPAM, CASL, CCPA, and GDPR to safeguard your brand reputation.

BBB ACCREDITED

We Are a BBB Accredited Company

BBB accreditation is an unmistakable mark of trust and reliability, demonstrating that United & Sterling Solutions LLC meets rigorous standards of honesty, integrity, and client satisfaction.

United & Sterling Solutions Corporate Headquarters Team
Richardson, Texas • Est. 2017

Executive Intelligence & Data Specialists

Over 45 years of collective expertise driving multi-channel B2B demand generation across global Fortune 500 and mid-market organizations.

300+
Completed Projects
98.5%
Accuracy Standard
Client Endorsements

What Our Clients Say

Real feedback from executives and marketing leaders who scaled their pipeline with United & Sterling Solutions LLC.

"United & Sterling Solutions LLC exceeded our expectations in every way. Their team was professional, efficient, and incredibly knowledgeable. They helped us streamline our operations, resulting in significant cost savings and improved productivity. We couldn’t be happier with their services and highly recommend them to any business looking to optimize their processes."

Sarah Jenkins
Sarah Jenkins

VP of Demand Generation • CloudCore Technologies

"Working with United & Sterling Solutions LLC was a game-changer for our company. Their innovative solutions and strategic insights helped us navigate complex challenges and achieve our business goals. The level of dedication and expertise they brought to the table was truly impressive. We are grateful for their support and look forward to continuing our partnership."

Marcus Vance
Marcus Vance

Director of Sales Operations • Apex Cloud Innovations

"The team at United & Sterling Solutions LLC provided exceptional service from start to finish. They took the time to understand our unique needs and delivered customized solutions that perfectly aligned with our objectives. Their attention to detail and commitment to excellence made a significant impact on our success. We highly recommend their services to anyone seeking top-notch consulting and support."

Elena Rostova
Elena Rostova

VP of Business Growth • Stratos Health Systems

Thought Leadership

Latest Articles, Tips & News

Proven tactics, compliance updates, and strategies to maximize ROI on your B2B email marketing and sales cadences.

Best Lead Generation Strategies for SaaS Companies
SaaS & Growth June 22, 2026

Best Lead Generation Strategies for SaaS Companies

In today’s competitive digital market, building a great SaaS product is no longer enough; generating consistent, high-quality leads is what truly drives growth.

Read Full Article
How to Build a High-Converting B2B Email List in 2026?
Email Strategy May 24, 2026

How to Build a High-Converting B2B Email List in 2026?

A high-performing B2B email list is the single most valuable revenue asset for any enterprise sales organization. Learn how to construct and maintain an elite database.

Read Full Article
Email Etiquette: Crafting Templates that Shine (and Don’t Get Trashed)
Best Practices September 27, 2024

Email Etiquette: Crafting Templates that Shine (and Don’t Get Trashed)

B2B executives receive over 120 cold pitches every week. Discover the psychological frameworks and formatting rules that get your emails opened, read, and replied to.

Read Full Article
We're Here to Help

Let's Start The Conversation

We're happy to discuss your audience requirements, provide verified sample counts, and answer any technical questions.

Office Address

3304 Essex Dr, Richardson, Texas – 75082

Toll-Free Number

(469) 777 1773

Email Inquiries

info@united-sterling.com

Operating Hours

Mon - Fri: 9:00 AM - 5:00 PM CST

Request Sample Data & Pricing

Fill out the form below and an experienced data consultant will reply within 1 hour.