Insights

Global Reach CSSi's extensive experience in over 40 countries and across more than 30 therapeutic areas demonstrates its strong international presence and adaptability, positioning it as a reliable partner for multinational pharmaceutical companies seeking global patient recruitment solutions.

Technology Integration With a tech stack that includes digital advertising platforms, analytics tools, and IT solutions, CSSi is well-equipped to leverage innovative digital strategies, making it a prime candidate for collaborations focused on enhancing recruitment efficiency through technology.

Industry Leadership As a recognized leader in patient recruitment with over 15 years of industry experience and a significant revenue range of 25 to 50 million dollars, CSSi presents an attractive opportunity for partnerships or investments aimed at expanding market share within clinical research services.

Recent Acquisition CSSi's acquisition by ACRS, along with inclusion in the portfolio of clinical research companies, suggests a strategic expansion that could open opportunities for cross-selling services to broader clinical trial infrastructure clients.

Market Potential With a sizeable workforce of up to 500 employees and a focus on patient recruitment and retention, CSSi is positioned to scale its operations, making it a strong candidate for collaborations or service expansions in the growing clinical research sector.

CSSi Tech Stack

CSSi uses 8 technology products and services including AppNexus, Linkedin Insight Tag, Amazon Web Services, and more. Explore CSSi's tech stack below.

  • AppNexus
    Advertising
  • Linkedin Insight Tag
    Analytics
  • Amazon Web Services
    Cloud Hosting
  • Open Graph
    Content Management System
  • Windows Server
    Operating Systems
  • SharpSpring Ads
    Retargeting
  • reCAPTCHA
    Security
  • Cloudflare Bot Management
    Security

CSSi's Email Address Formats

CSSi uses at least 1 format(s):
CSSi Email FormatsExamplePercentage
FLast@cssienroll.comJDoe@cssienroll.com
47%
First.Last@cssienroll.comJohn.Doe@cssienroll.com
3%
Last@cssienroll.comDoe@cssienroll.com
3%
FLast@cssienroll.comJDoe@cssienroll.com
47%

Frequently Asked Questions

Where is CSSi's headquarters located?

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CSSi's main headquarters is located at 1099 Winterson Road, Suite 136. The company has employees across 6 continents, including North AmericaAfricaAsia.

What is CSSi's phone number?

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You can contact CSSi'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 CSSi's stock symbol?

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CSSi is a publicly traded company; the company's stock symbol is CSSI.

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

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CSSi's official website is cssienroll.com and has social profiles on LinkedIn.

How much revenue does CSSi generate?

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As of December 2025, CSSi's annual revenue is estimated to be $5M.

What is CSSi's SIC code NAICS code?

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CSSi's SIC code is 5122 - Drugs, Drug Proprietaries, and Druggists' Sundries NAICS code is 5417 - Scientific Research and Development Services.

How many employees does CSSi have currently?

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As of December 2025, CSSi has approximately 258 employees across 6 continents, including North AmericaAfricaAsia. Key team members include Cio And Managing Partner: D. D.Vice President Operations: A. D.President: M. S.. Explore CSSi's employee directory with LeadIQ.

What industry does CSSi belong to?

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CSSi operates in the Research Services industry.

What technology does CSSi use?

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CSSi's tech stack includes AppNexusLinkedin Insight TagAmazon Web ServicesOpen GraphWindows ServerSharpSpring AdsreCAPTCHACloudflare Bot Management.

What is CSSi's email format?

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

When was CSSi founded?

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CSSi was founded in 2005.

CSSi

Research ServicesMaryland, United States201-500 Employees

CSSi was founded in 2005 and has become a major global, full-service patient recruitment company. A leader in the industry, CSSi delivers strategic patient recruitment, enrollment and retention solutions to study sponsors and CROs.

With over 15 years of clinical trial experience in over 40 countries, CSSi has strategically planned and executed recruitment campaigns in more than 30 therapeutic areas. Our in-house team provides expertise on all aspects of recruitment and retention: creative development, traditional and digital media advertising, patient retention support programs, national and local outreach, medical professional networking, and information technology solutions.

Section iconCompany Overview

Headquarters
1099 Winterson Road, Suite 136
Phone number
SIC Code
5122 - Drugs, Drug Proprietaries, and Druggists' Sundries
Stock Symbol
CSSI
NAICS Code
5417 - Scientific Research and Development Services
Founded
2005
Employees
201-500

Section iconFunding & Financials

  • $25M$50M

    CSSi's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    CSSi's revenue is estimated to be in the range of $25M$50M

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