Maryland Business Database — 2.4M+ Records
The most complete list of companies in Maryland. Your $499 purchase unlocks the full 134M+ nationwide bundle across all 50 states, including all 2.4M+ Maryland records across three independently sourced databases.
Maryland Data Bundle
2026 EditionThree Maryland Databases — One Bundle
Each database is compiled from a different publicly available source, maximizing your coverage of Maryland businesses. One company may appear across multiple databases with different contacts and data fields.
US Company Database
Compiled from B2B portals and government records. Includes EIN, multiple contacts per company (CEO, CFO, managers), revenue, employee count, SIC and NAICS codes for every Maryland business.
US Business Database
Sourced from Yellow Pages and business registration records. Includes industry classifications, employee size ranges, sales volume data, and GPS latitude/longitude — ideal for territory mapping.
US Email Database
Focused on Maryland businesses with email addresses. Includes contact name, title, email, phone, company data, revenue range, and NAICS codes — built for B2B email marketing and direct outreach campaigns.
Every Data Field in the Maryland Business Database
Field coverage varies by database. The combined bundle gives you the most complete picture of any Maryland business. Imports into Excel, Google Sheets, HubSpot, Salesforce, or any CRM.
Company Identification
- Company Name
- EIN (Employer ID)
- SIC Code & Description
- NAICS Code
- Industry Category
- Website URL
- HQ / Branch Flag
- Credit Score
Contact & Communication
- Contact Full Name
- Contact Title
- Email Address
- Phone Number
- Toll-Free Number
- Fax Number
- Area Code
- Contact Gender
Location & Business Size
- Street Address
- City, State, ZIP, County
- Latitude & Longitude
- Employee Count
- Employee Size Range
- Revenue / Sales Volume
- Total Corp Revenue
- Mailing Address
Browse Real Records from the Database
Scroll through actual records to review data quality before purchasing.
How to Use the Maryland Business List
From B2B sales to market research — our list of companies in Maryland serves professionals across every industry and function.
Lead Generation
Build targeted Maryland prospect lists filtered by industry, company size, and city for B2B outbound sales.
Email Marketing
Launch B2B email campaigns targeting Maryland companies using 808K email records.
Market Research
Analyze Maryland business density by industry, revenue range, employee count, and geography.
Telemarketing
Access direct phone numbers for cold calling campaigns across all Maryland markets.
B2B Partnerships
Identify partners, vendors, and suppliers across Maryland's diverse business sectors.
Territory Mapping
Plan sales territories using geo-coded Maryland data with latitude and longitude per record.
Business Directories
Build Maryland-focused directories or data products using our comprehensive company data.
Recruiting
Find hiring companies in Maryland and reach decision-makers with names, titles, and contact info.
The Maryland Business Landscape
Maryland's proximity to Washington DC makes it one of the most government contractor-dense states in the US. Fort Meade hosts the National Security Agency and US Cyber Command, generating a massive cybersecurity and intelligence contracting ecosystem. The NIH campus in Bethesda is the world's largest biomedical research facility, attracting hundreds of life sciences companies.
The Maryland biotech corridor in Montgomery County and the I-270 Technology Corridor host hundreds of life sciences companies attracted by proximity to FDA headquarters and NIH. Johns Hopkins Medicine in Baltimore is one of the world's most prestigious academic medical systems and one of Maryland's largest employers.
Why Maryland Business Data Matters
Over 2.4M+ Maryland business records provide access to defense and cybersecurity contractors in the DC suburbs, biotech and life sciences companies in Montgomery County, healthcare networks in Baltimore, financial services firms, and the dense small-business economy across all 24 jurisdictions.
All 24 Counties Covered
The Maryland database covers businesses across all 24 counties. Files are organized in CSV format by state with a maximum of 1 million records per file, making it simple to work with any spreadsheet tool or CRM.
Top Maryland Industries in Our Database
All 20 NAICS sectors covered. Every major Maryland industry is represented across three independently sourced databases.
Get 2.4M+ Maryland Records — Plus All 50 States
Your $499 purchase unlocks 134M+ business records nationwide. Maryland is fully included. One payment, instant CSV download, lifetime use.
Get Instant Access — $499 View Sample FirstMaryland Business Database — Frequently Asked Questions
Browse Business Databases by State
Your $499 bundle includes all 50 states. Explore record counts for other states below.