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Bailey Higgs Associate

Seattle

Bailey focuses on capital markets transactions, including public and private offerings of debt and equity securities, and on corporate governance and securities law compliance matters.

She also maintains an active pro bono practice. She represents several high-profile international nonprofits focused on international conflict zones, refugees and war crimes. A particular area of focus for her is on Ukraine.

740

Practice:

  • International Trade and Investment
  • Strategic Advisory & Government Enforcement (SAGE)

Maria Sergeyeva Senior Associate

Washington, D.C.

Maria's previous experience as a member of the Mergers and Acquisitions group is instrumental in her reviews of the trade aspects of various M&A and other cross-border transactions.  

Maria draws upon her experience in Washington, D.C., Moscow (Russia) and Almaty (Kazakhstan) to approach her work with a broad perspective on international trade-related and other matters. Prior to joining Orrick, Maria worked at the Office of the General Counsel of a multilateral development bank, handled tax and legal matters at one of the Big Four accounting firms, and oversaw the design and implementation of an export compliance program for an international development firm and a U.S. government contractor.

Anna Aryankalayil

Practice:

  • Antitrust & Competition
  • Strategic Advisory & Government Enforcement (SAGE)

Anna Aryankalayil Partner

Washington, D.C.

Having returned to private practice, Anna focuses on merger clearance and litigation, government conduct investigations, and antitrust counseling and compliance.

During her time at the FTC from March 2020 to September 2022, Anna advised on merger and anticompetitive conduct investigations and enforcement actions across a wide range of sectors, including tech, pharmaceutical and life sciences, healthcare, defense, oil & gas, retail, and consumer goods. She also advised on litigation and appellate strategy, the FTC’s advocacy through amicus briefs, and other cutting edge competition policy matters, such as, merger policy, digital platforms, intellectual property, and nascent competition in innovative industries.

Prior to joining the FTC, Anna was a senior associate in private practice where she focused on antitrust litigation, government conduct investigations and compliance, and the antitrust aspects of mergers, acquisitions, and joint ventures. In litigation, Anna has experience defending high-profile transactions against government challenge from the FTC and the United States Department of Justice Antitrust Division.

Practice:

  • Mergers & Acquisitions
  • Private Equity
  • Energy & Infrastructure
  • Infrastructure

Marc Diab Maalouf Senior Associate

Paris

Marc advises investment funds, industrial groups, listed companies, and startups, both French and international, on all aspects of business law, particularly in the context of acquisitions, disposals, mergers, reorganizations, and strategic partnerships. 

He is particularly active in the infrastructure, renewable energy, and new technology sectors, both in France and internationally.

In 2025, the international guide Legal 500 EMEA named him in the Key Lawyer category in Private equity: LBO and commented "high-quality deliverables; clear, didactic communication; strong proposals; proactive" and "serious while being relaxed in interactions, appreciable in the execution phase under pressure".

449088

Practice:

  • Technology Companies Group
  • Technology & Innovation
  • Life Sciences & HealthTech
  • Mergers & Acquisitions

Josh Beser Partner

New York

As a partner in Orrick’s top 5 ranked Technology Companies Group, Josh Beser is the first call for high-growth company and venture investor clients. Focused on guiding startups from seed stage through late-stage financings and strategic exits, he brings the perspective of a former general counsel who has scaled e-commerce businesses from the inside. This includes helping Away, for whom he continues to serve as primary outside corporate counsel, raise over $200 million and achieve a $1.4 billion valuation.

Josh is particularly passionate about building high-growth companies in regulated environments, helping his clients synthesize a wide range of potential legal and regulatory issues to drive growth, product innovation, fundraising, expansion, and M&A, while navigating founder transitions and board dynamics.

In doing so, he draws on his Orrick colleagues' deep regulatory expertise across AI, digital health/healthtech, fintech, consumer and retail innovation, energy and infrastructure, gaming, space, life sciences and other verticals.

Josh works closely with founders, executives and boards in:

  • Digital Health and Health Tech – Partnering with Orrick’s healthtech regulatory team, Josh is primary outside counsel to digital health and healthtech startups at all stages, including telehealth platforms, AI/ML in diagnostics, and care delivery innovation.
  • Consumer Brands and Retail Innovation – As a former high-growth consumer brand General Counsel, Josh is uniquely positioned to understand and support high growth brands and the platforms supporting them across retail, logistics and fulfillment, such as Away, Studs, Skims, Blueland and Packsmith.
  • Fintech – Partnering with Orrick’s fintech and financial advisory team, Josh is primary outside counsel to high-growth fintech companies in areas such as consumer finance and embedded payments.

Josh also regularly advises leading VCs and strategic investors active in these markets.


“Working with Josh is different because it really feels like he has my back. I know I’m getting great, practical advice from someone who’s been there.”

— General Counsel, Late-stage consumer brand


Operator Insight. Founder-Focused.

Before joining Orrick, Josh served as General Counsel at two high-growth, late-stage startups where he built and led legal, compliance, people and operations functions. This hands-on experience gives him a deep understanding of startup dynamics and what it takes to scale responsibly.

He has served as a key leadership voice during periods of hypergrowth, board transitions, crisis response, and internal investigations — bringing valuable market-wide perspective and judgment to fast-moving situations.

  • Advised 25m Health on incubations, investments and strategic projects, including a joint venture in the consumer wellness/medical aesthetics space.
  • Advised Ataraxis AI, an AI-powered personalized medicine startup,since inception, including on its Series Seed and Series A financings and commercial and regulatory matters.
  • Provided product and corporate counsel to Alan Meds, a scaling telehealth company, including equity and debt financing matters.
  • Provided corporate counsel to SimpliFed, a scaling digital health company focused on virtual lactation consulting and women’s health.
  • Advised Misfits Market in growth financing and M&A matters.
  • Supported Crossbeam in its Series C financing and its merger with Reveal to build a cross-border go-to-market data platform.
  • Represented a late-stage fintech company on its role in the largest prepaid card program in the United States, as well as corporate and financing matters.
  • Represented Meadow, an education fintech, since inception, including in its Series Seed and Series A financings and commercial and regulatory matters.
  • Represented Studs in growth equity and debt financings and strategic growth initiatives.

Leadership & Community

Josh is active in New York’s tech and venture ecosystem as a mentor, panelist and investor. He is a frequent speaker on topics ranging from digital health innovation to scaling the legal function as a business driver.

364728

Practice:

  • Finance Sector
  • Steuern
  • Public Finance

Cathleen Chang Senior Associate

Houston; Austin

In public finance matters, Cathleen has served as bond counsel and special tax counsel for a variety of transactions, including health care facilities, multifamily housing, airport, ports, transit authorities, non-profit organizations, public utilities, hospitality projects, as well as tobacco revenue securitizations. In addition to tax-exempt financings, Cathleen also represents clients in IRS audits and non-profit corporation tax matters.

Leila Dwyer Associate

New York

She has served as bond counsel, underwriter’s counsel and borrower’s counsel for financings on behalf of school districts, municipalities, colleges and universities and housing projects.

Prior to joining Orrick, Leila practiced in a Chambers recognized public finance group at another firm.

740

Practice:

  • Finance Sector
  • Steuern

Richard Chirls Partner

New York

With more than 30 years of experience, Richard is widely recognized as one of the nation’s foremost authorities, having broad experience with tax exempt financings and related transactions involving governmental and not-for-profit entities.  His skill and stature in the public finance community was recognized by the National Association of Bond Lawyers’ highest award for his career of distinguished service in public finance. 

Richard focuses on new products, including the development of new and creative financing techniques for governments, non-profits and investment bankers. He regularly works on transactions throughout the country.  However, in his home office in New York City, he leads the relationship with the Port Authority of New York and New Jersey, serving as counsel on well over 100 transactions over a period of more than 20 years and has headed the tax work in connection with every financing of a cultural facility relating to museums and performing arts in New York City over this same period.  Richard has worked on the tax aspects of several of the largest and most complex public private partnership (P3) transactions in recent years.  He frequently acts as special tax counsel to issuers and underwriters of municipal finance issues.

465979

Practice:

  • Technology & Innovation Sector
  • Technology Companies Group
  • Life Sciences & HealthTech

Mark Solakian Partner

Boston

With more than three decades of experience advising both private and public companies—and having served as a senior in-house executive across multiple pioneering biotech and life sciences companies—Mark brings a uniquely business minded perspective to his counsel and delivers a rare blend of legal acumen and executive experience that positions him as a trusted strategic partner to entrepreneurs, companies and investors.

Mark is a veteran of hundreds of successful venture capital financings, technology and licensing transactions, strategic alliances, corporate governance matters, mergers and acquisitions, and public and private equity and debt offerings on behalf of companies in every health and biotech related vertical.

Before joining Orrick, Mark was a partner and co-founder of the Wilson Sonsini Boston office. He previously held senior executive roles at Affymetrix (AFFX), Helicos Biosciences (HLCS) and Joule Global Holdings, where he oversaw legal strategy, led public offerings and financings, negotiated strategic partnerships and licensing transactions, and managed critical business functions including HR, finance, and government affairs.

Mark and his wife, Christine, have been married for more than 25 years and have two adult children.

470710

Practice:

  • Energy & Infrastructure
  • Renewable Energy
  • Energy Innovation
  • Energy
  • Solar Energy
  • Wind Energy
  • Responsible Business

Lauren Buehler Senior Counsel

Washington, D.C.

Lauren has extensive experience advising clients on compliance with environmental and natural resources laws, including:

  • Comprehensive Environmental Response, Compensation and Liability Act;
  • National Environmental Policy Act;
  • Endangered Species Act and other wildlife laws;
  • National Historic Preservation Act and tribal issues;
  • Clean Water Act;
  • Clean Air Act; and
  • Resource Conservation and Recovery Act.

She represents clients in matters before federal, state and local agencies, including the U.S. EPA, U.S. Army Corps of Engineers, U.S. Fish and Wildlife Service, public utilities commissions, state natural resources and environmental agencies and other resource protection authorities. She has advised clients on wind and transmission projects in areas of significant tribal interest, facilitating constructive tribal engagement and the preservation of cultural heritage.

Her work includes transactions, project development and permitting, litigation, agency proceedings and enforcement actions. She has advised on environmental and land use matters for projects representing tens of thousands of megawatts of capacity and billions in investment, including a new $1.7 billion 550-mile double circuit transmission line spanning 12 counties.

Prior to Orrick, she was Assistant General Counsel at Xcel Energy, serving as lead environmental counsel for their solar, wind, energy storage, electric generation and transmission projects; an enforcement attorney at the EPA; and an advisor to an independent oil and gas company on exploration, production and development. At the EPA, she enforced environmental laws and regulations and ensured state hazardous waste programs met federal requirements.

462008

Practice:

  • Energy & Infrastructure
  • Renewable Energy
  • Wind Energy
  • Solar Energy
  • Energy Storage
  • Nuclear
  • Hydrogen
  • Data Centers

Lowell Chandler Associate

Washington, D.C.

Lowell's practice centers on drafting and negotiating a wide range of documents related to renewable energy project development, including power purchase agreements (PPAs), virtual PPAs, energy storage service agreements, tolling agreements, and engineering, procurement, and construction contracts. He also supports clients with interconnection, transmission, and regulatory matters. Leveraging his regulatory and appellate expertise, Lowell delivers comprehensive, forward-thinking advice to help clients anticipate and overcome obstacles.  

Before joining Orrick, Lowell served as a junior partner at a boutique law firm where he led the representation of developers of solar, wind, hydroelectric, generation-plus-storage, and biomass projects. His work involved negotiating offtake agreements, navigating complex regulatory environments before state utility commissions and the Federal Energy Regulatory Commission, and engaging in extensive appellate practice related to renewable energy project development under the Public Utility Regulatory Policies Act.

Prior to practicing law, he served as a climate policy analyst for an international non-governmental organization in Washington, D.C., where he advanced U.S. climate policy on refrigerants and contributed to amending the Montreal Protocol to phase-out hydrofluorocarbon super greenhouse gases.  

740

Practice:

  • Finance Sector
  • Technology & Innovation Sector
  • Cyber, Privacy & Data Innovation
  • Class Action Defense
  • White Collar, Investigations, Securities Litigation & Compliance
  • Behördliche Untersuchungen und Vollstreckungsmaßnahmen
  • (Schieds ) Gerichtsverfahren
  • Strategic Advisory & Government Enforcement (SAGE)

Aravind Swaminathan Partner

Seattle; Boston

A leading cybersecurity and online safety authority, Aravind is recognized by Chambers USA in Privacy and Data Security in both Litigation and Incident Response. Clients describe him as “a very talented lawyer experienced with incident responses” and “incredibly responsive and technically savvy.”

Aravind’s deep knowledge of his clients’ business objectives and technological capabilities distinguishes him as a strategic advisor and frontline crisis responder. He advises some of the world’s leading online platforms, public and private financial institutions, tech companies, higher education institutions, and critical infrastructure providers on cybersecurity, and their obligations to monitor and remove harmful or illegal content online and root out instances of child exploitation.

He is adept at guiding companies through cybersecurity incidents, having directed more than 500 data breach investigations, including enterprise-wide network intrusions to cyberattacks with national security implications. Aravind defends clients in an array of cybersecurity and privacy class actions and regulatory enforcement actions brought by the SEC, FTC, NY DFS and State AGs, and also represents individual C-level executives in criminal and civil regulatory enforcement matters.

As a former assistant United States attorney, he investigated and prosecuted a broad array of cybercrime, child exploitation cases, digital crimes, and white-collar crime cases. This first-hand knowledge of federal agencies allows him to navigate the system, partner with investigators and find creative solutions for clients.

Aravind is a member of Orrick’s Board of Directors, and he devotes much of his free time to advising independent schools on AI, online safety, and cybersecurity, and teaching and coaching.