Insights

Global recruitment CSS is a global, full-service patient recruitment specialist with over 15 years in 40+ countries and experience across more than 30 therapeutic areas, indicating strong potential for multinational trials and complex study populations.

In house capabilities With an in-house team covering creative development, traditional and digital media, retention programs, outreach, medical networking, and IT solutions, CSS offers end-to-end recruitment and retention services that can be bundled to expand sponsor CRO collaborations.

Tech enabled References to a diversified tech stack and IT solutions suggest opportunities to tailor data-driven recruitment strategies, analytics, and digital advertising optimizations for faster enrollment and improved retention.

Mid-market focus Estimated revenue in the mid-range with 201-500 employees positions CSS as a mid-market specialist suitable for mid-to-large phase trials, presenting a fit for sponsors seeking scalable, responsive enrollment partners outside the largest providers.

Market expansion Recent global footprint and cross-therapeutic experience align with growth in diverse therapeutic areas and emerging markets, offering cross-sell prospects for expanded trial types and regional enrollment campaigns.

CSS Tech Stack

CSS uses 8 technology products and services including gstatic.com, RSS, MySQL, and more. Explore CSS's tech stack below.

  • gstatic.com
    Content Delivery Network
  • RSS
    Content Management System
  • MySQL
    Database
  • Swiper
    Javascript Libraries
  • jQuery Migrate
    Javascript Libraries
  • Google Maps
    Maps
  • reCAPTCHA
    Security
  • Kadence WP Kadence
    Web Platform Extensions

Media & News

CSS's Email Address Formats

CSS uses at least 2 format(s):
CSS Email FormatsExamplePercentage
FLast@cssienroll.comJDoe@cssienroll.com
90%
First.Last@cssienroll.comJohn.Doe@cssienroll.com
5%
Last@cssienroll.comDoe@cssienroll.com
5%

Frequently Asked Questions

What is CSS's phone number?

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You can contact CSS's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is CSS's stock symbol?

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CSS is a publicly traded company; the company's stock symbol is BCSS.

What is CSS's official website and social media links?

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CSS's official website is cssenroll.com and has social profiles on LinkedIn.

What is CSS's NAICS code?

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CSS's NAICS code is 5417 - Scientific Research and Development Services.

How many employees does CSS have currently?

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As of July 2026, CSS has approximately 266 employees across 6 continents, including North AmericaAfricaAsia. Key team members include Associate Director, Global Operations: G. G.Global Project Manager Ous | Global Line Manager Ous: A. D.Construction Manager: S. A.. Explore CSS's employee directory with LeadIQ.

What industry does CSS belong to?

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CSS operates in the Research Services industry.

What technology does CSS use?

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CSS's tech stack includes gstatic.comRSSMySQLSwiperjQuery MigrateGoogle MapsreCAPTCHAKadence WP Kadence.

What is CSS's email format?

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CSS's email format typically follows the pattern of FLast@cssienroll.com. Find more CSS email formats with LeadIQ.

When was CSS founded?

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CSS was founded in 2005.
CSS logo

CSS

Research ServicesMaryland, United States201-500 Employees

CSS is a research services company that specializes in patient recruitment, enrollment, and retention solutions. Founded in 2005, CSS operates as a global, full-service provider delivering recruitment, enrollment, and retention services to study sponsors and contract research organizations. The company has over 15 years of clinical trial experience across more than 40 countries and has planned and executed recruitment campaigns in more than 30 therapeutic areas. Its in-house team offers expertise across all aspects of recruitment and retention, including creative development, traditional and digital media advertising, national and local outreach, medical professional networking, and information technology solutions. With 201 to 500 employees, CSS is located at 1099 Winterson Road, Suite 136, Linthicum, Maryland 21090, United States, and maintains a presence online at cssenroll.com.

Section iconCompany Overview

Phone number
Stock Symbol
BCSS
NAICS Code
5417 - Scientific Research and Development Services
Founded
2005
Employees
201-500

Section iconFunding & Financials

  • $10M$25M

    CSS's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    CSS's revenue is estimated to be in the range of $10M$25M

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