Heiko Gruenwald
- T. 404-815-3814
- F. 404-685-7114
- hgruenwald@sgrlaw.com
Legal Assistant: Seo Eun Kong | 404-815-3848
About Heiko
Heiko Gruenwald advises a variety of clients on corporate and transactional matters. He focuses his practice on European-American cross-border issues, including mergers and acquisitions, joint ventures, corporate governance, corporate structuring, and the preparation and negotiation of agreements related to these matters.
Heiko is Chairman of the Board of Trustees of Stiftung Mittagskinder, a charitable foundation in Hamburg, Germany, that supports socially and economically disadvantaged children in the foundation’s after-school facilities by teaching them how to lead their lives responsibly; providing access to books, music, theatre, sports, and nature; and offering several healthy meals per day. He is a member of the Board and Secretary of the Finnish American Chamber of Commerce of the Southeast, Inc.
Prior to joining SGR, Heiko spent a decade in various operational and marketing roles with companies ranging in size and maturity from Global Fortune 1000 to a start-up, and operating in industries as diverse as chemical manufacturing, consulting, and e-commerce. During that time, Heiko gained extensive experience working across geographies and cultures from North and South America to Europe and Southeast Asia. His business experience affords Heiko unique insight and often allows him to relate to his client’s business issues in addition to their legal ones.
Heiko is admitted to practice in the state of Georgia and Germany.
*Not Admitted in New York
Heiko's Practice
Representative Matters
- Represented Hicks Electric & Utility Company, Inc. (HESCO), a leading full line distributor of electrical, utility, and Datacom products, in its sale to Winsupply Inc., a leading supplier of residential and commercial construction industrial supplies and materials in the U.S.
- Represented Aptitude Health Holdings, LLC, a global healthcare company, in a merger transaction whereby Linden Capital Partners, a Chicago-based healthcare private equity firm acquired a majority interest in Aptitude Health.
- Represented Flip Electronics, LLC, an authorized specialty distributor of electronic components in its investment transaction with O2 Investment Partners, a Midwestern private equity firm.
- Represented WIKA Group, a leader in measurement technology and lean manufacturing, in its majority investment into Phase IV Engineering, an innovator in wireless sensor design.
- Represented Astra Group, Inc., a leading provider of general contracting and related construction services throughout the Southeast, in its sale to Equix, Inc., a provider of professional, technical and construction services across North America.
- Represented Tecum Equity Partners in its purchase of Pinnacle Cranes, a leading Link-Belt and Manitex dealer in North Carolina and South Carolina. In partnership with Western Allegheny Capital, LLC, Tecum Equity is a Pittsburgh, PA-based family office investment vehicle.
- Represented Luminex Corporation (NASDAQ: LMNX) in its $75 million acquisition of MilliporeSigma’s flow cytometry portfolio.
- Represented GigaMonster, one of the nation’s leading fiber-based broadband companies, in its merger with Fibersphere Communications, along with a $45 million investment with Post Road Group.
- Represented Trinity Healthcare Staffing Group in its acquisition by Travel Nurse Across America.
- Represented Bluvision, Inc. in its sale to HID Global Corporation.
- Represented Swiss yarn manufacturer in the sale of its U.S. subsidiary to a Korean buyer.
- Represented Scandinavian Tobacco Group A/S in its $62 million acquisition of online cigar retailer Thompson and Company of Tampa, Inc.
- Represented German client WST Präzisionstechnik GmbH, a leading supplier of precision turned parts for major OEMs and Tier 1 suppliers, in its acquisition of a controlling interest in California-based turned parts manufacturer GB CNC, LLC.
Recognitions
Best Lawyers: Ones to Watch® in America, Business Organizations (including LLCs and Partnerships); Mergers and Acquisitions Law (2024-2026); Corporate Law (2026)
Credentials
Education
J.D., Emory University
Universität Passau
M.B.A., Emory University's Goizueta Business School
Admissions
- Georgia
- Germany
- U.S. District Court, Northern District of Georgia
- DeKalb County Superior Court
- U.S. Court of Appeals, Georgia
- Supreme Court of Georgia
Languages
- German
Organizational Involvement
Professional
Chairman of the Board of Trustees of Stiftung Mittagskinder
Board Member, Finnish American Chamber of Commerce of the Southeast, Inc.
Secretary, Finnish American Chamber of Commerce of the Southeast, Inc.
UIA - International Association of Lawyers
Thought Leadership
Authored Chapter, Der Amerikanische Traum, The American Dream, Redline Verlag, July 16th, 2024
“The U.S. Perspective on ESG After the 2024 Election – Is ESG Facing Hard Times,” Hamburg Germany, Presenter, UIA – International Association of Lawyers, July 3rd, 2025
