Professionals

Martin von Rosenberg is an associate in the corporate practice group of Porter Hedges. His primary focus involves corporate, mergers and acquisitions, private equity and corporate finance.

Mr. von Rosenberg has represented clients in various industries including oil and gas exploration and production, oil and gas services, general manufacturing and financial services. He has particular experience in the subsea oil and gas exploration and production sector.

Prior to joining Porter Hedges, Mr. von Rosenberg gained significant experience in the transportation and utility industry while working as an analyst at an economic consulting firm in Washington D.C. While there, he assisted clients in regulatory economics, fuel and transportation contract negotiations and antitrust claims.

Mergers and Acquisitions Experience

• Representation of Targa Resources Partners, L.P., a publically traded natural gas company, in affiliated party transactions valued at over $500 million.
• Representation of Cameron International Corporation, a publically traded oilfield services and devices company, in acquisitions valued at over $400 million.
• Representation of a medical and hazardous waste disposal company in a $185 million acquisition.
• Representation of an oil services company in a $70 million acquisition by a French multi-national corporation.
• Representation of a purchaser in $6.5 million stock purchase of an oil and gas exploration company operating in the state of Israel.

Private Equity Experience

• Representation of Rock Hill Capital, a Houston-based private equity firm, in the acquisition of various portfolio companies.
• Representation of a waste management company in its approximately $12 million disposition to a private equity fund.
• Representation of a precision machining and manufacturing company in its $30 million purchase by a private equity investor.
• Representation of a financial services company in an approximately $40 million acquisition by a private equity fund.

Corporate Finance Experience

• Representation of Vantage Drilling Company, a publicly traded international offshore drilling contractor, in the refinancing of over $1 billion of senior secured notes to finance the acquisition of a deep-water drillship.
• Representation of an energy and petro chemical services company in a $110 million senior secured credit agreement.
• Representation of TransAtlantic Petroleum Ltd., a publically traded international oil and gas exploration company, in a $30 million credit agreement and related acquisition of a Turkish and Australian company, both with significant operations in the Republic of Turkey.
• Representation of an international oil and gas exploration company, with significant operations in Egypt, in a $30 million senior secured credit agreement.
• Representation of TransAtlantic Petroleum Ltd. in a $250 million senior secured credit agreement.
• Representation of a global offshore exploration company in a $75 million equity offering and a $100 million term loan.
• Representation of Gastar Exploration, Ltd., a publically traded exploration and production company, in a $14 million shelf equity issuance.

• American Bar Association, Member
• State Bar of Texas, Member
• Houston Bar Association, Member of Corporate Counsel and International Law Sections and Lawyers Against Waste Committee
• Houston Young Lawyers Association
• World Affairs Council of Houston, Member of Young Professionals Group