Luis Gastañeta Alayza

Keya C. Denner is a lawyer recognized by Best Lawyers in the practice area of Litigation - Labor and Employment. Keya C. practices law in Parsippany, New Jersey Best Lawyers has recognized Keya C. Denner since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Keya C. Denner is held by other lawyers.

Derek N. Hatch is a lawyer recognized by Best Lawyers in the practice area of Trusts and Estates. Derek N. practices law in Henderson, Nevada Best Lawyers has recognized Derek N. Hatch since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Derek N. Hatch is held by other lawyers.

For ultra-high-net-worth individuals, Kathryn von Matthiessen offers sophisticated yet practical counsel on income and transfer tax optimization. She provides estate and business succession planning for domestic and international private clients, and has extensive experience in cross-border issues. Kathryn's international private client experience is particularly broad. For clients coming to the United States she provides pre-residency planning. For foreign families with US members, she uses ...

Joel C. Saunders is a lawyer recognized by Best Lawyers in the practice area of Construction Law. Joel C. practices law in Portland, Oregon Best Lawyers has recognized Joel C. Saunders since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Joel C. Saunders is held by other lawyers.

"You have to be an attentive listener, and appreciate that every situation presents its own unique challenges as well as opportunities. To that end, it is important for me to design and implement solutions that best fit the client’s needs and business.” Dave focuses on corporate and commercial law, including mergers and acquisitions, business planning, licensing and distribution, private financing transactions, software contracts and general corporate matters. He represents indivi...

Anthony J. Oncidi is a lawyer recognized by Best Lawyers in the practice areas of Employment Law - Management and Litigation - Labor and Employment. Anthony J. practices law in Los Angeles, California Best Lawyers has recognized Anthony J. Oncidi since 2005. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Anthony J. Oncidi is held by other lawyers.

Allen L. Lanstra is a lawyer recognized by Best Lawyers in the practice area of Appellate Practice. Allen L. practices law in Los Angeles, California Best Lawyers has recognized Allen L. Lanstra since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Allen L. Lanstra is held by other lawyers.

Devin Bates is a strategic litigator and trusted advisor to his clients. As a trial lawyer, he has experience in complex litigation including business matters, intellectual property disputes, constitutional litigation, and products liability actions. He also represents clients in conflicts involving governmental agencies and in administrative proceedings. Devin handles cases from inception through resolution at trial, appeal, and alternative dispute resolution where appropriate. Devin also re...

Fortune 100 companies rely on Valarie Williams to resolve critical multinational antitrust issues in the boardroom and the courtroom. She has innovative ideas for deciding where and when to bring lawsuits to recover compensation for past wrongs, defending against serious allegations brought by the government or civil claimants, and getting a deal through antitrust regulators in multiple jurisdictions. Valarie concentrates her practice in antitrust litigation, with extensive experience in both...

Mark Westlake works with entrepreneurs, individuals and businesses to minimize their state and federal tax liabilities. In the area of business tax counseling, Mark advises clients to effectively organize and establish entities where tax burdens are a principal concern. He also represents these clients in structuring, negotiating, documenting and implementing transactions that are sensitive to tax ramifications. Mark is regularly called upon to resolve tax controversies of all sizes and level...