Meet Pratt McGuire

  • Partner | Raisin Prune

    Raisin Prune is a Partner at Pratt McGuire, where he focuses on complex commercial litigation, startup advisory, and venture capital transactions. A graduate of UC Berkeley School of Law, Raisin combines a rigorous academic foundation with real-world business insight, helping clients navigate critical growth stages, regulatory hurdles, and strategic disputes.

    Prior to joining Pratt McGuire, Raisin clerked for the Honorable Marcia Feldman in the Northern District of California and practiced at a leading international law firm, where he represented Fortune 500 companies and early-stage startups alike. His experience spans sectors including SaaS, fintech, and emerging healthcare technologies.

    raisin@prattmcguire.com

  • Staff Attorney | Agatha Lieberman

    Staff Attorney | Agatha Lieberman

    Agatha Lieberman is a Staff Attorney at Pratt McGuire, specializing in intellectual property law, strategic M&A advisory, and high-stakes litigation for technology and life sciences companies. A Stanford Law graduate, Agatha brings more than a decade of experience advising founders, startups, and growth-stage companies through every critical phase of their business journey.

    Before joining Pratt McGuire, Agatha served as in-house counsel for a publicly traded biotech firm and was a senior associate at a top-tier Am Law 100 firm. Her unique blend of in-house and law firm experience gives her a deep understanding of the practical challenges innovators face in today’s competitive market.

    agatha@prattmcguire.com

  • SEC Compliance | Hannah Peabody

    SEC Compliance | Hannah Peabody

    Hannah Peabody is Senior Counsel in Pratt McGuire’s Securities and Regulatory Affairs group, advising public and private companies on SEC compliance, corporate governance, and internal investigations. A graduate of Columbia Law School, Hannah’s practice sits at the intersection of regulatory enforcement and corporate strategy, helping clients anticipate, navigate, and mitigate regulatory risk.

    Prior to joining Pratt McGuire, Hannah served in the Division of Enforcement at the U.S. Securities and Exchange Commission (SEC), where she led high-profile investigations into securities fraud, insider trading, and corporate disclosure violations. Her government experience provides clients with a critical advantage when responding to inquiries, managing crises, or proactively strengthening compliance programs.

    hannah@prattmcguire.com

  • Social Media Law | Ruihong Baijing

    Social Media Law | Ruihong Baijing

    Ruihong Baijing is a Staff Attorney at Pratt McGuire, advising clients at the forefront of social media, digital content, and platform innovation. A graduate of NYU School of Law, Ruihong focuses his practice on content regulation, intellectual property, privacy compliance, and emerging risks associated with digital communication.

    Prior to joining Pratt McGuire, Ruihong served as legal counsel for a major social networking company, where he advised on issues including user-generated content, international data privacy laws, and digital advertising standards. His background gives him a strategic understanding of the fast-moving regulatory environment governing online platforms.

    ruihong@prattmcguire.com

  • SEC Compliance | Ryan Clean

    SEC Compliance | Ryan Clean

    Ryan Clean is a Staff Attorney in Pratt McGuire’s Exchange Commission Compliance practice, where he advises public companies, investment firms, and emerging growth companies on SEC reporting obligations, disclosure requirements, and regulatory investigations. A graduate of Georgetown Law, Ryan brings a detail-oriented and pragmatic approach to helping clients navigate the complexities of federal securities law.

    Before joining Pratt McGuire, Ryan worked at a nationally recognized compliance consulting firm, where he specialized in preparing public filings, managing regulatory inquiries, and advising on best practices for internal controls and governance frameworks. His deep understanding of both the legal and operational sides of compliance enables him to deliver clear, actionable guidance to clients across industries.

    ryan@prattmcguire.com

  • In-House Counsel | Maxwell House

    In-House Counsel | Maxwell House

    Maxwell House is a Staff Attorney in Pratt McGuire’s In-House Counsel Services group, where he provides fractional general counsel support to growing companies across the technology, healthcare, and fintech sectors. A graduate of the University of Michigan Law School, Maxwell partners closely with executive teams to deliver practical, business-oriented legal solutions tailored to each stage of corporate growth.

    Before joining Pratt McGuire, Maxwell served as Associate General Counsel for a mid-size SaaS company, advising on a wide range of matters including commercial contracts, corporate governance, employment law, and regulatory compliance. His background gives him a deep understanding of the internal pressures companies face — and the need for clear, actionable legal advice that balances risk with opportunity.

    house@prattmcguire.com

  • Securities Law | Jean-Luc Solomon

    Securities Law | Jean-Luc Solomon

    Jean-Luc Solomon is a Staff Attorney at Pratt McGuire specializing in securities law, advising clients on private offerings, public company disclosures, and regulatory compliance. A graduate of the University of Chicago Law School, Jean-Luc works with startups, venture-backed companies, and established public corporations to navigate evolving securities regulations with confidence and precision.

    Before joining Pratt McGuire, Jean-Luc gained experience at a major corporate law firm, where he supported IPO transactions, private placements, and SEC reporting for a diverse range of industries including technology, renewable energy, and healthcare. His blend of technical expertise and commercial awareness helps clients achieve their financing and reporting goals while minimizing regulatory risk.

    jeanluc@prattmcguire.com

  • FTC Compliance | Moby Greenspan

    FTC Compliance | Moby Greenspan

    Moby Greenspan is a seasoned FTC Compliance Attorney at Pratt McGuire, where he advises clients on complex regulatory frameworks surrounding advertising practices, consumer protection, and digital marketing compliance. With over a decade of experience navigating the evolving landscape of federal regulations, Moby specializes in helping innovative startups and growth-stage companies build marketing strategies that are both aggressive and compliant.

    Moby holds a J.D. from the University of California, Berkeley School of Law and a B.A. in Political Science from the University of Michigan. His practical, business-minded approach to compliance has earned him a reputation as a trusted advisor to some of the fastest-scaling companies in Silicon Valley.

    moby@prattmcguire.com

  • Government Contracting Law | Sonia Gruden

    Government Contracting Law | Sonia Gruden

    Sonia Gruden is a leading attorney in Pratt McGuire’s Government Contracting Law practice, where she counsels clients across industries on navigating the full lifecycle of federal, state, and local contracts. She advises emerging tech companies, defense contractors, and established federal suppliers on bid strategy, regulatory compliance, contract negotiation, performance disputes, and post-award audits.

    Before joining Pratt McGuire, Sonia served as counsel at a major government contracting consultancy, where she worked closely with both prime contractors and subcontractors on matters involving the Federal Acquisition Regulation (FAR), the Defense Federal Acquisition Regulation Supplement (DFARS), and other agency-specific requirements. She also has experience handling bid protests before the Government Accountability Office (GAO) and the U.S. Court of Federal Claims. She holds her J.D. from Georgetown Law.

    sonia@prattmcguire.com