Celine & Partners, PLLC

Hui Chen, Founder & Managing Partner

Mr. Chen is the Founder and Managing Partner of Celine & Partners, PLLC, a securities law firm focused on capital markets and regulatory compliance. He earned his Juris Doctor from the Benjamin N. Cardozo School of Law, where he developed a strong foundation in corporate and securities law.

Mr. Chen advises clients on a broad range of securities matters, including public and private offerings, SEC compliance, corporate governance, and capital markets transactions. His practice is particularly focused on cross-border transactions between the United States and China, where he helps clients navigate complex regulatory regimes and evolving market conditions. He represents multinational corporations, emerging growth companies, and investors, providing practical, business-driven guidance tailored to each stage of growth.

As Managing Partner, Mr. Chen leads the firm with a commitment to technical excellence, integrity, and responsive client service. He is dedicated to delivering sophisticated legal solutions that align with clients’ strategic objectives while building enduring relationships grounded in trust and professionalism..

Cassi Olson, Senior Counsel

Ms. Olson serves as Senior Counsel at Celine & Partners, PLLC and is a highly accomplished attorney with extensive experience in securities law, capital markets, and complex transactional matters. She brings a broad and sophisticated skill set to advising clients on a wide range of financial and regulatory issues.

Her practice focuses on securities offerings, public company representation, initial public offerings, mergers and acquisitions, private placements, capital raises, and SEC reporting and enforcement matters. Ms. Olson also has significant experience with reverse mergers, cross-border transactions, and international licensing and distribution agreements. She is particularly skilled in guiding offshore companies through entry into U.S. capital markets, as well as structuring and negotiating international transactions.

Representative Matters

• Represented FOXO Technologies Inc. in its business combination with special purpose acquisition company Delwinds Acquisition Corp., resulting in FOXO becoming a publicly traded company on the NYSE.
• Represented EF Hutton as underwriter’s counsel in multiple initial public offerings, including Yoshiharu Global Co. (NASDAQ: YOSH) and Reborn Coffee, Inc. (NASDAQ: REBN), both now publicly traded on NASDAQ.
• Represented Greenwave Technology Solutions, Inc. (NASDAQ: GWAV) in connection with its listing on NASDAQ.

Ms. Olson is known for her practical, results-driven approach and her ability to navigate complex regulatory frameworks while advancing clients’ strategic objectives in U.S. and international capital markets.

Mitchell Kevett, Capital Markets & M&A Associate

Mitchell Kevett is a Capital Markets & M&A Associate at Celine & Partners, PLLC. He earned his Juris Doctor from the Benjamin N. Cardozo School of Law in 2025 and is admitted to practice law in New York.

While at Cardozo, Mr. Kevett served as a Staff Editor for the Journal of Equal Rights and Social Justice and was a recipient of the Dean’s Merit Scholarship. His legal training emphasized securities regulation, transactional drafting, and complex regulatory compliance.

Mr. Kevett’s practice focuses on capital markets transactions, M&A, and securities regulation, with particular experience in cross-border SPAC and IPO matters. At Celine & Partners, he plays a key role in the drafting and execution of SPAC IPOs, extensions, de-SPAC transactions, uplistings, and operating-company filings. His experience includes preparing and contributing to SEC filings such as Forms S-1, S-4, F-4, 10-K, and 10-Q, as well as proxy statements, beneficial ownership disclosures, and transaction closing materials. He regularly coordinates with underwriters, auditors, offshore and PRC counsel, EDGAR vendors, and transfer agents.

Prior to focusing on capital markets, Mr. Kevett developed a strong foundation in intellectual property law through working on trademark and patent matters, IP transactions, brand enforcement, artist and personality rights, and cultural-property issues. This background enhances his ability to advise clients on transactions involving IP-heavy assets and cross-disciplinary legal considerations.

Mr. Kevett brings a combination of securities drafting expertise, transactional execution, intellectual property literacy, and cross-border coordination to deliver practical, high-quality legal solutions for clients.

Hui Chen, Founder & Managing Partner

Mr. Chen is the Founder and Managing Partner of Celine & Partners, PLLC, a securities law firm focused on capital markets and regulatory compliance. He earned his Juris Doctor from the Benjamin N. Cardozo School of Law, where he developed a strong foundation in corporate and securities law.

Mr. Chen advises clients on a broad range of securities matters, including public and private offerings, SEC compliance, corporate governance, and capital markets transactions. His practice is particularly focused on cross-border transactions between the United States and China, where he helps clients navigate complex regulatory regimes and evolving market conditions. He represents multinational corporations, emerging growth companies, and investors, providing practical, business-driven guidance tailored to each stage of growth.

As Managing Partner, Mr. Chen leads the firm with a commitment to technical excellence, integrity, and responsive client service. He is dedicated to delivering sophisticated legal solutions that align with clients’ strategic objectives while building enduring relationships grounded in trust and professionalism..

Cassi Olson, Senior Counsel

Ms. Olson serves as Senior Counsel at Celine & Partners, PLLC and is a highly accomplished attorney with extensive experience in securities law, capital markets, and complex transactional matters. She brings a broad and sophisticated skill set to advising clients on a wide range of financial and regulatory issues.

Her practice focuses on securities offerings, public company representation, initial public offerings, mergers and acquisitions, private placements, capital raises, and SEC reporting and enforcement matters. Ms. Olson also has significant experience with reverse mergers, cross-border transactions, and international licensing and distribution agreements. She is particularly skilled in guiding offshore companies through entry into U.S. capital markets, as well as structuring and negotiating international transactions.

Representative Matters

• Represented FOXO Technologies Inc. in its business combination with special purpose acquisition company Delwinds Acquisition Corp., resulting in FOXO becoming a publicly traded company on the NYSE.
• Represented EF Hutton as underwriter’s counsel in multiple initial public offerings, including Yoshiharu Global Co. (NASDAQ: YOSH) and Reborn Coffee, Inc. (NASDAQ: REBN), both now publicly traded on NASDAQ.
• Represented Greenwave Technology Solutions, Inc. (NASDAQ: GWAV) in connection with its listing on NASDAQ.

Ms. Olson is known for her practical, results-driven approach and her ability to navigate complex regulatory frameworks while advancing clients’ strategic objectives in U.S. and international capital markets.

Mitchell Kevett, Capital Markets & M&A Associate

Mitchell Kevett is a Capital Markets & M&A Associate at Celine & Partners, PLLC. He earned his Juris Doctor from the Benjamin N. Cardozo School of Law in 2025 and is admitted to practice law in New York.

While at Cardozo, Mr. Kevett served as a Staff Editor for the Journal of Equal Rights and Social Justice and was a recipient of the Dean’s Merit Scholarship. His legal training emphasized securities regulation, transactional drafting, and complex regulatory compliance.

Mr. Kevett’s practice focuses on capital markets transactions, M&A, and securities regulation, with particular experience in cross-border SPAC and IPO matters. At Celine & Partners, he plays a key role in the drafting and execution of SPAC IPOs, extensions, de-SPAC transactions, uplistings, and operating-company filings. His experience includes preparing and contributing to SEC filings such as Forms S-1, S-4, F-4, 10-K, and 10-Q, as well as proxy statements, beneficial ownership disclosures, and transaction closing materials. He regularly coordinates with underwriters, auditors, offshore and PRC counsel, EDGAR vendors, and transfer agents.

Prior to focusing on capital markets, Mr. Kevett developed a strong foundation in intellectual property law through working on trademark and patent matters, IP transactions, brand enforcement, artist and personality rights, and cultural-property issues. This background enhances his ability to advise clients on transactions involving IP-heavy assets and cross-disciplinary legal considerations.

Mr. Kevett brings a combination of securities drafting expertise, transactional execution, intellectual property literacy, and cross-border coordination to deliver practical, high-quality legal solutions for clients.

Celine & Partners, PLLC is a boutique law firm, based in New York City, focused on sophisticated cross-border matters involving the U.S. and China. We advise public companies, sponsors, investors, and growth-stage businesses on securities transactions, regulatory strategy, complex disputes, and strategic corporate matters.

Securities Law & Capital Markets

We advise issuers, SPAC sponsors, and investors in high-stakes capital markets transactions. Our work covers structuring, regulatory positioning, disclosure strategy, and ongoing public company compliance under U.S. federal securities laws.

Representative matters include:

• Initial public offerings (IPOs) and follow-on offerings
• SPAC IPOs, de-SPAC business combinations, and extensions
• U.S. exchange listings and uplistings
• SEC reporting and periodic disclosure obligations
• Registration statements, proxy statements, and Exchange Act filings
• Corporate governance and securities compliance counseling

We approach each transaction with a focus on precision, timing, and long-term regulatory positioning.

SPAC & IPO Transactions

We have significant experience advising clients on SPAC and IPO transactions, including cross-border deals involving U.S. and China-based operating companies. From initial structuring through closing and post-transaction compliance, we guide clients through each and every stage of the process with careful attention to execution risk and market dynamics.

Our goal is not only to close transactions—but to position clients for stability and credibility as public companies.

Commercial Litigation

We represent clients in securities-related and strategically significant business disputes arising from capital markets transactions, corporate governance matters, and cross-border operations. Our litigation approach is disciplined and business-focused, aimed at protecting long-term interests while carefully managing risk and exposure.

We handle:

• Shareholder and governance disputes
• Securities-related claims
• Disputes connected to SPAC, IPO, and other capital markets transactions
• Cross-border commercial disputes
• Pre-litigation risk assessment and strategic dispute planning

Cross-Border Advisory (U.S.–China)

Cross-border transactions require coordination across legal systems, regulators, and advisors. We regularly counsel clients on U.S.–China transactions and operations, working closely with foreign counsel to address regulatory, transactional, and compliance considerations.

Our cross-border work includes:

• Capital markets and M&A transactions
• Investment and corporate structuring
• Regulatory coordination and risk assessment
• Market entry and expansion planning

Corporate & Strategic Counsel

We provide ongoing corporate advice to select clients, serving as trusted outside counsel on both operational matters and strategic initiatives.

Services include:

• Entity formation and structuring
• Mergers and acquisitions
• Commercial contracts and negotiations
• Corporate governance and compliance
• Ongoing advisory support

Our Approach

At Celine & Partners, we prioritize clarity, discretion, and careful judgment. We believe sophisticated matters require focused attention, thoughtful strategy, and steady execution. Our objective is to deliver advice that is not only legally sound, but commercially grounded and aligned with each client’s long-term goals.

Celine & Partners, PLLC is a boutique law firm, based in New York City, focused on sophisticated cross-border matters involving the U.S. and China. We advise public companies, sponsors, investors, and growth-stage businesses on securities transactions, regulatory strategy, complex disputes, and strategic corporate matters.

Securities Law & Capital Markets

We advise issuers, SPAC sponsors, and investors in high-stakes capital markets transactions. Our work covers structuring, regulatory positioning, disclosure strategy, and ongoing public company compliance under U.S. federal securities laws.

Representative matters include:

• Initial public offerings (IPOs) and follow-on offerings
• SPAC IPOs, de-SPAC business combinations, and extensions
• U.S. exchange listings and uplistings
• SEC reporting and periodic disclosure obligations
• Registration statements, proxy statements, and Exchange Act filings
• Corporate governance and securities compliance counseling

We approach each transaction with a focus on precision, timing, and long-term regulatory positioning.

SPAC & IPO Transactions

We have significant experience advising clients on SPAC and IPO transactions, including cross-border deals involving U.S. and China-based operating companies. From initial structuring through closing and post-transaction compliance, we guide clients through each and every stage of the process with careful attention to execution risk and market dynamics.

Our goal is not only to close transactions—but to position clients for stability and credibility as public companies.

Commercial Litigation

We represent clients in securities-related and strategically significant business disputes arising from capital markets transactions, corporate governance matters, and cross-border operations. Our litigation approach is disciplined and business-focused, aimed at protecting long-term interests while carefully managing risk and exposure.

We handle:

• Shareholder and governance disputes
• Securities-related claims
• Disputes connected to SPAC, IPO, and other capital markets transactions
• Cross-border commercial disputes
• Pre-litigation risk assessment and strategic dispute planning

Cross-Border Advisory (U.S.–China)

Cross-border transactions require coordination across legal systems, regulators, and advisors. We regularly counsel clients on U.S.–China transactions and operations, working closely with foreign counsel to address regulatory, transactional, and compliance considerations.

Our cross-border work includes:

• Capital markets and M&A transactions
• Investment and corporate structuring
• Regulatory coordination and risk assessment
• Market entry and expansion planning

Corporate & Strategic Counsel

We provide ongoing corporate advice to select clients, serving as trusted outside counsel on both operational matters and strategic initiatives.

Services include:

• Entity formation and structuring
• Mergers and acquisitions
• Commercial contracts and negotiations
• Corporate governance and compliance
• Ongoing advisory support

Our Approach

At Celine & Partners, we prioritize clarity, discretion, and careful judgment. We believe sophisticated matters require focused attention, thoughtful strategy, and steady execution. Our objective is to deliver advice that is not only legally sound, but commercially grounded and aligned with each client’s long-term goals.