Richard Greenstein

Richard Greenstein serves as President & CEO at Pro-Tech Search, Inc.. Pro-Tech Search, Inc. operates in the staffing & recruiting sector with approximately 23.0 employees. The company is headquartered in Irvine, California. Pro-Tech Search, Inc. generates annual revenue of 2841000.0.

Industry & Role Insights

• • MessageCEO tracks 2,963 executives in the staffing & recruiting sector.
• • 13,743 executive contacts are available in California.
• • Our database includes 201,469 c suite-level executives.

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Joe Coletta CEO at 180 Engineering

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Ryan Kevelighan Chief Executive Officer at 1Medical

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Prateek Upadhyay Chief Operating Officer at 1 POINT SYSTEM LLC

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Larry Hayes Chief Executive Officer at 24HourNurse, LLC

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Emem Usen CEO / CVO at 25th and Staffing

Outreach Guidance — staffing & recruiting Sector

Executives like Richard Greenstein in the staffing & recruiting sector receive targeted outreach from sales teams, recruiters, and investors. To stand out, personalize your message with industry-specific context and a clear, specific value proposition relevant to their role at Pro-Tech Search, Inc..

Richard Greenstein's Position in the MessageCEO Database

• •Richard Greenstein is 1 of 1 verified executive contact we track at Pro-Tech Search, Inc..
• •2,902 verified executive contacts in staffing & recruiting are in the MessageCEO database.
• •12,901 verified executive contacts in California are in the database.
• •61 verified contacts work at staffing & recruiting companies in the 23.0 employee range (same size as Pro-Tech Search, Inc.).

Executive contact data compiled from public business filings, LinkedIn public profiles, company press materials, and verified outbound email testing. We do not publish personal addresses or sensitive identifiers. Methodology & sources · Removal requests handled at /remove-info · Updated June 2026.

How do I reach Richard Greenstein directly?

Richard Greenstein's verified email address is available to MessageCEO Pro subscribers. They currently serve as President & CEO at Pro-Tech Search, Inc.. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Richard Greenstein work for?

Richard Greenstein is President & CEO at Pro-Tech Search, Inc., a company in the staffing & recruiting sector with 23.0 employees. The company is based in Irvine, California.

Can I pitch or sell to Richard Greenstein?

As President & CEO at Pro-Tech Search, Inc., Richard Greenstein is a key decision-maker in the staffing & recruiting sector. MessageCEO Pro gives you verified email to reach Richard Greenstein directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Richard Greenstein in?

Richard Greenstein works in the staffing & recruiting industry as President & CEO at Pro-Tech Search, Inc.. MessageCEO provides verified contact information for executives across all major industries.

Is Richard Greenstein's contact information verified?

Yes. MessageCEO verifies executive contact information through multiple data sources and regular validation checks. Richard Greenstein's profile is kept up-to-date with the latest available information.

Last updated: June 25, 2026