David C. Buck

David’s extensive experience in assisting clients, both prior to and after joining Sidley, includes the following representative matters:

• Represented issuers (including master limited partnerships (MLPs)) and underwriters in more than 20 completed initial public offerings (IPOs) and numerous other public equity financings, 144A debt offerings and 144A equity offerings.
• Represented parties in more than 10 mergers and acquisition transactions valued in excess of US$1 billion.

M&A

• Represented financial advisor to Conflicts Committee of the general partner of Calumet Specialty Products Partners, L.P. in connection with its conversion to a corporation.
• Represented financial adviser to Conflicts Committee of the general partner of Rattler Midstream LP in connection with its US$575 million merger with Diamondback Energy, Inc.
• Represented Special Transaction Committee of publicly traded infrastructure services company in recapitalization of preferred stock held by affiliate.
• Represented Conflicts Committee of general partner of an MLP in US$9.4 billion public merger with MPLX LP.
• Represented private equity client in acquisition of private company engaged in a natural gas compression fabrication and service business.
• Represented seller in an equity sale of PCS Software, Inc., a developer of software for integrated transportation management solutions for the U.S. inland trucking industry, to The CapStreet Group, LLC.
• Represented sellers in an equity sale of CLM Matrix, a leading provider of contract life cycle management (CLM) software business, to Wolters Kluwer ELM Solutions.
• Represented Conflicts Committee of general partner of an MLP in US$1.55 billion acquisition of gathering, storage, terminalling and transportation assets from Andeavor.
• Represented public land drilling company in US$200 million acquisition of another private land-based contract drilling company.
• Represented financial adviser to a midstream company in its US$10.5 billion merger with Williams Partners L.P.
• Represented a start-up PE portfolio company in purchase of multiple oil & gas processing and production businesses, currently with over 600 employees.
• Represented seller of WEDGE Energy Services, LLC.
• Represented acquirer in US$240 million purchase of Champion Energy Marketing, LLC, a retail electricity provider.
• Represented seller in US$1.5 billion sale of offshore Gulf of Mexico pipelines and service business to Genesis Energy, L.P.
• Represented 50% partner in Delaware Basin gas processing plant joint venture.
• Represented acquirer in US$1.6 billion merger with Oiltanking Partners, L.P.
• Represented acquirer in US$4.4 billion acquisition of general partner and 66% of limited partner interests in Oiltanking Partners, L.P.
• Represented acquirer in US$825 million acquisition of Compressor Systems, Inc.
• Represented controlling partner in US$725 million U.S. onshore oil and gas property joint venture.
• Represented 50% partner in Eagle Ford crude oil pipeline joint venture
• Represented midstream LNG partnership in connection with US$1.5 billion financing by private equity firm.
• Represented acquirer in US$2.5 billion merger with Duncan Energy Partners L.P.
• Represented acquirer in US$8 billion merger with Enterprise GP Holdings L.P.
• Represented acquirer in US$5.6 billion merger with TEPPCO Partners, L.P.
• Represented midstream MLP in connection with US$730 million asset drop-down transaction.
• Represented acquirer in US$7.3 billion merger with Grant Prideco Inc.
• Represented midstream MLP in US$1.1 billion acquisition of the general partner of, and limited partner interests of, TEPPCO Partners, L.P.
• Represented midstream MLP in US$1.65 billion acquisition of limited partner interests of Energy Transfer Equity L.P. and a 34.9% membership interest in its general partner.
• Represented well servicing company in US$117 million acquisition of JetStar Energy Services, a pressure pumping service company.
• Represented acquirer in US$500 million acquisition of Calumet Oil Company and affiliated entities.
• Represented Norwegian buyer in US$100 million acquisition and financing of a floating, production, storage and offloading (FPSO) vessel and related business.

Capital Markets

• Represented a midstream MLP in US$1.75 billion senior notes offering.
• Represented initial purchasers in US$500 million 144A high yield debt offering by TapRock Resources, LLC.
• Represented land drilling company in US$7.5 million at-the-market (ATM) equity distribution program.
• Represented a midstream MLP in US$1.0 billion senior notes offering.
• Represented initial purchasers in US$200 million 144A high-yield debt offering by Harvest Midstream I LP.
• Represented a midstream MLP in US$2.5 billion ATM equity distribution program.
• Represented initial purchasers in US$600 million 144A high-yield debt offering by Harvest Midstream I LP.
• Represented placement agent in US$625 million private placement of Series A Cumulative Redeemable Preferred Units by Altus Midstream LP.
• Represented a midstream MLP in US$3.0 billion senior notes offering.
• Represented retail electric and natural gas company in US$50 million public offering of Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock.
• Represented a midstream MLP in US$2.0 billion senior notes offering and US$700 million junior subordinated notes offering.
• Represented a midstream MLP in US$1.7 billion junior subordinated notes offering.
• Represented oilfield service company in commencement of US$50 million ATM equity distribution program.
• Represented a midstream MLP in US$1.75 billion ATM equity distribution program.
• Represented land drilling company in US$46 million public offering of common stock.
• Represented a midstream MLP in US$1.25 billion senior notes offering.
• Represented underwriters in US$133 million common stock offering by Oasis Petroleum Inc.
• Represented underwriters in US$161 million common unit offering by CrossAmerica Partners LP.
• Represented a midstream MLP in US$2.5 billion senior notes offering.
• Represented underwriters in US$460 million common stock offering by Oasis Petroleum Inc.
• Represented a midstream MLP in US$2.75 billion senior notes offering.
• Represented underwriters in US$141 million common unit offering by Lehigh Gas Partners LP.
• Represented land drilling company in US$110 million initial public offering of common stock.
• Represented underwriters in US$54 million initial public offering of common stock by Spark Energy, Inc.
• Represented oilfield service company in US$157 million secondary offering of common stock.
• Represented a midstream MLP in US$2.0 billion senior notes offering.
• Represented underwriters in US$83 million common unit offering by Lehigh Gas Partners LP.
• Represented a midstream MLP in US$592 million common unit offering.
• Represented underwriters in US$137 million initial public offering of common units by Marlin Midstream Partners, L.P.
• Represented underwriters in US$434 million initial public offering of common units by Phillips 66 Partners LP.
• Represented a midstream MLP in US$487 million common unit offering.
• Represented a midstream MLP in US$2.25 billion registered senior notes offering.
• Represented oilfield services company in US$300 million 144A high-yield senior notes offering.
• Represented E&P company in 3(a)(9) exchange offers of second-priority lien notes for convertible notes.
• Represented a midstream MLP in US$1.75 billion registered senior notes offering.
• Represented underwriters in US$400 million high-yield senior notes offering by Oasis Petroleum Inc.
• Represented midstream MLP in US$750 million registered senior notes offering.
• Represented E&P company in private placement and exchange offers for US$283 million of high-yield senior secured notes.
• Represented midstream MLP in US$400 million common unit offering.
• Represented seller in US$168 million private sale of Energy Transfer Equity L.P. common units.
• Represented oilfield service company in US$275 million 144A high-yield senior notes offering and US$200 million 144A high-yield senior notes offering.
• Represented E&P company in US$100 million public offering of common stock.
• Represented E&P company in US$200 million 144A high-yield senior notes offering.
• Represented midstream MLP in US$1.5 billion registered senior notes offering.
• Represented underwriters in US$676 million initial public offering by Oasis Petroleum Inc.
• Represented midstream MLP in US$2.0 billion registered senior notes offering.
• Represented midstream MLP in US$354 million common unit offering.
• Represented underwriter in US$102 million common stock offering by Encore Acquisition Company.
• Represented underwriters in US$56 million common unit offering by K-Sea Transportation Partners L.P.
• Represented oilfield service company in US$225 million 144A high-yield senior secured notes offering.
• Represented underwriters in US$154 million of common unit offerings by Encore Energy Partners L.P.
• Represented midstream MLP in US$213 million common unit offering and in US$500 million senior notes offering.
• Represented midstream MLP in US$700 million registered senior notes offering.
• Represented underwriters in US$138 million and US$50 million public offerings of common units by K-Sea Transportation Partners L.P.
• Represented underwriters in US$189 million initial public offering of common units by Encore Energy Partners L.P.
• Represented midstream MLP in US$750 million PIPE offering.
• Represented midstream MLP in connection with US$413 million secondary offering.
• Represented midstream MLP in US$273 million initial public offering.
• Represented coalbed methane E&P company in US$130 million 144A equity private placement (2006) and follow-on IPO.
• Represented general partners and investors in forming and structuring partnerships and private equity investments in start-up companies.
• Represented general partner in financing and formation of oil and gas limited partnerships.
• Represented well servicing company in private equity financings and acquisitions.
• Represented trustees of four publicly traded royalty trusts on periodic reporting and related matters.

Private Equity

• Representation of numerous management teams in PE start-ups and related employment matters, including E&P and energy service businesses.
• Representation of PE firms in formation and initial capital contributions for multiple E&P and energy service portfolio companies.
• Represented PE firm in US$10 million investment in SaaS supply chain and logistics company.
• Representation of PE firm in sale of US$700 million interest in portfolio company to public company for cash and equity.
• Representation of investment group in debt and private equity financing to frac sand logistics company.

• Houston Bar Association
• State Bar of Texas
• Director, SpringSpirit, Inc.