People

Mason Harry Partner

Houston

Mason guides clients through their most significant energy transactions, from initial project development and M&A to debt and tax equity financings. This breadth of experience across the project lifecycle gives him valuable insight into what makes energy ventures successful, enabling him to help clients anticipate challenges and capture opportunities.  Mason enjoys working closely with clients to manage risks and make projects successful.

Mason has a particular focus on real property matters, including negotiating site control documents, implementing shared facilities structures, and navigating title, survey and mineral issues. He is proud to work with a deep bench of talented attorneys at Orrick to efficiently handle large and complex transactions while maintaining keen attention to detail. 

Kristy Hart Managing Associate

London

Kristy has experience working with companies as well as investors and venture capital funds throughout a company's life cycle, including early-stage financings, institutional funding rounds and exits.

In addition to equity financings, Kristy advises clients on other corporate transactions including bridge financings, secondary transactions and cross-border flip transactions.

John Harvey Managing Associate

London

John has significant experience in cross-border finance transactions in the clean energy, logistics infrastructure and petrochemical industries. He has advised sponsors, borrowers, lenders, ECAs and hedge providers on a range of bilateral and syndicated facilities.

John's experience also includes in-house work for software providers in the insurance and finance technology sectors.

Ian Hawkes Managing Associate

Washington, D.C.

Ian's practice focuses on defending against class action litigation, mass torts, and environmental litigation. He has also represented leading consumer goods companies in confidential arbitrations involving multiple appellate arbitral tribunals and confirmation proceedings in federal courts nationwide. Ian also has an active pro bono practice, where he has assisted clients fleeing gang violence in petitioning for asylum to the U.S.

Kento Hayakawa Associate

Tokyo

Kento regularly works with both international and Japanese clients in a variety of cross-border transactions. His practice focuses on mergers and acquisitions, venture capital, and general corporate matters.

Prior to joining Orrick, Kento worked for a holding company where he gained experience in various commercial transactions and general corporate matters.

Ben Hayes Project Attorney

Washington, D.C.

Ben works with litigation attorneys and third party vendors to manage the review and production of documents relevant to investigations and litigation. This work includes using early case assessment technology to analyze, categorize and cull data. He also manages teams of skilled professionals performing document review, redaction, analysis, production and drafting privilege logs.

Ben has coordinated matters involving large-scale international data collections, reviews, and productions to multiple parties and governmental institutions. Ben is Relativity Certified Administrator (RCA), and holds a J.D. from the University of Oregon and an LL.M. in International Trade and Commercial Law from Durham University in the U.K. (with distinction).

Daniel Healow Senior Associate

Silicon Valley

Daniel has experience working with clients of all sizes with varying industry and regulatory footprints, from startups to mature technology companies to large financial institutions, in various transactional settings, such as mergers and acquisitions, carve-outs, service provider arrangements, development arrangements, strategic partnerships and commercial contracts. In addition to standalone transactions, Daniel provides ongoing client support concerning post-transaction business integration, IP portfolio management, artificial intelligence tooling usage, open source software usage, compliance with privacy laws, internal and external-facing policy management and data management strategy.

Prior to joining Orrick, Daniel was an Associate in the IP and Technology Transactions Group at Skadden. Prior to law school, he was part of the Legal Online Operations team at Google where he managed and developed policies to address government requests for user data.

Mike Heath Partner

Los Angeles; Santa Monica

Mike has spent over 15 years helping founders and boards navigate the full company lifecycle—from formation and fundraising to scaling, acquisitions, and IPOs. He also serves as outside general counsel, advising on the legal and strategic challenges that come with growth.

Mike is all about efficiency, assembling legal teams that scale with his clients—from an early-stage founder sketching an idea on a napkin to executives leading multibillion-dollar companies through major transactions. His approach is rooted in trust and candid advice, particularly when navigating the complex and uncertain situations that inevitably arise in high-growth companies.

Leveraging Orrick’s sector-focused approach and legal innovation tools, Mike advises startups and high-growth companies on financing rounds, IPOs, and M&A deals. He also works closely with top venture capital and growth equity funds, guiding them through investments.

Prior to joining Orrick, Mike was a partner and co-founder of Gunderson Dettmer’s Los Angeles office.

Recognized as a “Next Generation Partner” by The Legal 500, Mike’s clients praise him as “incredibly knowledgeable, responsive, and always helpful,” with one calling him their “favorite external counsel.” Super Lawyers also named him a Rising Star in 2022 and 2023.

Mike earned both his law degree and bachelor’s degree at UC Berkeley, just a short walk from each other down Bancroft Avenue. A lifelong Cal Bears fan, he still holds out hope for a Rose Bowl appearance—ACC realignment and all.

Jacob M. Heath Partner

Silicon Valley

With a focus on the intersection of cybersecurity, privacy, online safety and intellectual property, Jake is a trusted advisor to one of the largest technology companies in the world and a major cloud-based communication product and service provider. His recent experience includes representing a major social media platform in litigation related to Section 230 of the Communications Decency Act.

Jake is adept at helping clients develop cutting-edge legal strategies and connect with judges and juries to support their online services, platforms or products while threading the rapidly evolving regulatory landscape. As he sees it, every battle—whether it involves cybercrime, fraud, brand violations, IP infringement, trade secrets or a cybersecurity breach—is an opportunity to help clients problem-solve and future-proof their business. Jake brings a breadth of experience defending clients in a wide range of matters, including commercial and tech transaction litigation, in state and federal court and regulatory investigations.

Curtis D. Heckman Senior Discovery Attorney

Wheeling, W.V. (GOIC)

Curtis has been seconded for long-term eDiscovery engagements at national and international clients to work directly with internal client IT teams and outside counsel on discovery issues. He has extensive experience with preserving and collecting structured data from client cloud and on-premise applications, including meeting and conferring with opposing parties on structured data concerns.

Gregory Heibel Partner

Silicon Valley

Greg's practice focuses on the formation, financing and strategic guidance of rapidly growing technology companies, the representation of venture capital firms and other investors in private and public offerings, as well as other complex transactions related to high growth companies.

Greg has completed many hundreds of financings, mergers, acquisitions and intellectual property transactions for young companies in the networking, wireless, Internet, software, life sciences and consumer sectors. He regularly advises some of the largest technology companies in the world, including a Fortune 10 technology leader, in their global strategic investments into innovative startups. Additionally, Greg has represented numerous publicly traded companies in their public offering, mergers and acquisitions and ongoing corporate governance needs, including Life360 (ASX:360), Foundry Networks, Virage Networks, Adeza, Laserscope, Intellisync and Preview Systems.

Greg also was an Assistant Investment Manager for Genevest, a venture capital firm based in Geneva, Switzerland, where he participated in the first organizational meeting of the European Union World Wide Web Consortium. Prior to practicing law, Greg worked with a number of venture capital backed technology companies in operational and advisory roles, including Intellimeter, eT Communications and Metering Technology Corporation. 

Camille Heissat Associate

Paris

Camille is involved in project financing, project development and acquisition financing in the energy & infrastructure sectors.

She was worked on transactions in France as well as on international transactions, in the financing and development of public-private, telecoms, transports and energy projects.