Michael Chalenski

Michael Chalenski serves as President/CEO at CSS Inc.. CSS Inc. operates in the information technology & services sector with approximately 21.0 employees. The company is headquartered in Philadelphia, Pennsylvania. CSS Inc. generates annual revenue of 200000000.0.

Industry & Role Insights

• • MessageCEO tracks 50,503 executives in the information technology & services sector.
• • 2,637 executive contacts are available in Pennsylvania.
• • Our database includes 201,465 c suite-level executives.

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Marvin Jo CTO at 위블링

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Robert Kim CEO, North America at 당근마켓

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Kyung Lim CTO at 인터파크

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Alex Ryu Chief Operating Officer, Supply Chain Solutions Group at 동양시스템즈(주)

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Wonho Kang 라포테이블(팔도감) | CEO · Product Lead at 라포랩스(퀸잇)

Outreach Guidance — information technology & services Sector

Technology executives make decisions on infrastructure, tooling, and partnerships. When reaching out to Michael Chalenski, lead with your value proposition relative to the stack they currently use. Generic pitches perform poorly; specific technical relevance is key.

Michael Chalenski's Position in the MessageCEO Database

• •Michael Chalenski is 1 of 1 verified executive contact we track at CSS Inc..
• •49,754 verified executive contacts in information technology & services are in the MessageCEO database.
• •2,484 verified executive contacts in Pennsylvania are in the database.
• •714 verified contacts work at information technology & services companies in the 21.0 employee range (same size as CSS 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 We do not publish personal addresses or sensitive identifiers.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 October 2026.

How do I reach Michael Chalenski directly?

Michael Chalenski's verified email address is available to MessageCEO Pro subscribers. They currently serve as President/CEO at CSS Inc.. Access direct contact info to skip gatekeepers and reach the decision maker.

What company does Michael Chalenski work for?

Michael Chalenski is President/CEO at CSS Inc., a company in the information technology & services sector with 21.0 employees. The company is based in Philadelphia, Pennsylvania.

Can I pitch or sell to Michael Chalenski?

As President/CEO at CSS Inc., Michael Chalenski is a key decision-maker in the information technology & services sector. MessageCEO Pro gives you verified email to reach Michael Chalenski directly — ideal for B2B sales, partnerships, and executive recruiting.

What industry is Michael Chalenski in?

Michael Chalenski works in the information technology & services industry as President/CEO at CSS Inc.. MessageCEO provides verified contact information for executives across all major industries.

Is Michael Chalenski's contact information verified?

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

Last updated: October 8, 2026