CEO
Leinonen Group
Tallinn, Harju County
Seppo Hamalainen serves as CEO at Leinonen Group. Leinonen Group operates in the accounting sector with approximately 45.0 employees. The company is headquartered in Tallinn, Harju County.
Executives like Seppo Hamalainen in the accounting 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 Leinonen Group.
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 We do not publish personal addresses or sensitive identifiers.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.
Seppo Hamalainen's verified email address is available to MessageCEO Pro subscribers. They currently serve as CEO at Leinonen Group. Access direct contact info to skip gatekeepers and reach the decision maker.
Seppo Hamalainen is CEO at Leinonen Group, a company in the accounting sector with 45.0 employees. The company is based in Tallinn, Harju County.
As CEO at Leinonen Group, Seppo Hamalainen is a key decision-maker in the accounting sector. MessageCEO Pro gives you verified email to reach Seppo Hamalainen directly — ideal for B2B sales, partnerships, and executive recruiting.
Seppo Hamalainen works in the accounting industry as CEO at Leinonen Group. MessageCEO provides verified contact information for executives across all major industries.
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