David B. Lassetter

Oasis Petroleum and its affiliate companies in the $1.8 billion merger of Oasis Midstream Partners LP with Crestwood Equity Partners LP

BCP Raptor Holdco in its $9 billion business combination between BCP Raptor, a Blackstone and I Squared Capital portfolio company, and Altus Midstream

Energy Transfer Partners in its $60 billion merger with Energy Transfer Equity in a unit-for-unit exchange

Bonanza Creek Energy in its business combination with Extraction Oil & Gas to form Civitas Resources and Civitas’ subsequent acquisition of Crestone Peak Resources, creating a $4.5 billion combined company

Switchback Energy Acquisition Corporation, a SPAC, in its $2.4 billion business combination with ChargePoint, Inc., a leading electric vehicle charging network

Pioneer Energy Services in its $295 million sale to Patterson-UTI Energy

FleetPride, a TPG portfolio company and the industry’s largest distributor of heavy duty truck and trailer parts, in its sale to American Securities

Oasis Petroleum in the simplification of Oasis Midstream Partners and drop-down of Bobcat DevCo and Beartooth DevCo

Frank’s International in its merger with Expro Group

First Reserve in its $135 million acquisition of TriMas Corporation’s Lamons business, a provider of industrial sealing and fastener solutions

EnCap Investments in a $500 million line of equity commitment to Santa Elena Holdings, a newly-formed E&P and minerals company

Oasis Midstream Partners LP in its $89 million public offering of common units

PermRock Royalty Trust in its $106 million initial public offering of trust units

Oasis Petroleum Inc. in its $306 million public offering of common stock 

Underwriters to EQT Midstream Partners, LP in its $2.5 billion investment grade offering of senior notes 

Oasis Midstream Partners LP in its $46 million public offering of common units

Oasis Petroleum Inc. in its $400 million offering of senior notes

Spectra Energy Partners, LP in its $800 million private offering of investment grade senior notes by its subsidiary, Texas Eastern Transmission, LP

USA Compression Partners, LP in its $725 million offering of senior notes 

USA Compression Partners, LP in its $500 million private placement of Series A perpetual preferred units

Routinely advises publicly traded companies on 1933 Act and 1934 Act compliance, listing exchange requirements, corporate governance, and board of directors matters