Jason Kropp > WilmerHale > Boston, United States > Lawyer Profile
WilmerHale Offices

60 STATE STREET
BOSTON, MA 02109
MASSACHUSETTS
United States
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Jason Kropp

Work Department
Big Data; Capital Markets; Corporate Governance and Disclosure; Cross-Border Transactions; Emerging Company and Venture Capital; FinTech; Life Sciences; Mergers and Acquisitions; Private Equity; Technology
Position
Partner
Career
Jason Kropp has built a substantial practice advising local, national and international clients on their most critical and complex business needs and transactions. As partner in the Corporate Practice Group and member of the firm’s Management Committee, Mr. Kropp practices corporate and securities law, with an emphasis on public offerings and public company representation, and representation of emerging and growth-stage companies and venture capital and late-stage investors. Mr. Kropp represents clients across industry sectors, including biotechnology, pharmaceuticals, medical devices and software, among others.
Practice
A significant portion of Mr. Kropp’s practice consists of counseling public companies in ongoing corporate legal matters, including federal securities reporting requirements and corporate governance issues. He represents issuers and underwriters in capital markets financings, including initial public offerings, follow-on equity offerings and convertible debt offerings. Mr. Kropp advises public and private companies at all stages on the range of issues they face, and he represents investors and issuers in initial- and late-stage investments. Learn more about how Mr. Kropp can support your startup on WilmerHaleLaunch.com.
Prior to attending law school, Mr. Kropp worked as a legislative and press aide in the office of United States Representative William Delahunt, and as a legislative intern in the office of United States Representative Gerry Studds.
Community Involvement
Mr. Kropp represents pro bono clients Grist.org, an online environmental news and opinion magazine, and the Animal Rescue League of Boston, which provides a variety of services aimed at animals in need. He is also a member of the Board of Directors of Coaching4Change, whose innovative model creates opportunities for high school students to improve their math, literacy and leadership skills by turning them into coaches and teachers of younger kids.
Memberships
Bar Admissions:
Massachusetts
New York
Other Organizations:
American Bar Association
Boston Bar Association
Education
Boston College Law School , J.D. (2002)
George Washington University , B.A. (1998)
Lawyer Rankings
United States > M&A/corporate and commercial > Venture capital and emerging companies
Among WilmerHale’s industry strong suits, the start-ups and emerging companies group excels in life sciences-related work, where it teams up with the firm’s life sciences offering to provide full-service transactional and regulatory support. It additionally leverages its regulatory expertise to handle a steady stream of matters involving the technology, aerospace, and energy spheres. In New York, department co-chair Gary Schall acts for a mix of entrepreneurs, start-ups, and venture capital funds on the full range of corporate and finance transactions. Daniel Zimmermann co-chairs the practice from Palo Alto, where his recent work includes representing start-ups in the AI, life sciences, and aerospace sectors on financings across various funding stages. Boston-based Mick Bain spearheads the transactional department and recently led a $290.3m Series B financing for Sierra Space Corporation. Other recommended practitioners include corporate and securities partner Jason Kropp, also in Boston. Frances Mosley departed the firm in February 2025.
Lawyer Rankings
Top Tier Firm Rankings
- Dispute resolution > Appellate: courts of appeals / Appellate: supreme courts (states and federal)
- Antitrust > Cartel
- Antitrust > Civil litigation/class actions: defense
- Industry focus > Education
- Environment > Environment: regulatory
- Intellectual property > Patents: licensing
- Industry focus > Native American law
- Intellectual property > Patents: litigation (full coverage)
- Dispute resolution > Securities litigation: defense
Firm Rankings
- International trade and national security > CFIUS
- Media, technology and telecoms > Cyber law (including data privacy and data protection)
- Dispute resolution > General commercial disputes
- M&A/corporate and commercial > M&A: middle-market ($500m-999m)
- Media, technology and telecoms > Outsourcing
- Government > State attorneys general
- International trade and national security > Trade remedies and trade policy
- M&A/corporate and commercial > Venture capital and emerging companies
- Finance > Capital markets: debt offerings
- Finance > Capital markets: equity offerings
- International trade and national security > Customs, export controls and economic sanctions
- Government > Government contracts
- Government > Government relations
- Healthcare > Life sciences
- Intellectual property > Patents: litigation (International Trade Commission)
- Media, technology and telecoms > Technology transactions
- M&A/corporate and commercial > Corporate governance
- Labor and employment > Employee benefits, executive compensation and retirement plans: transactional
- Environment > Environment: regulatory
- Dispute resolution > Financial services litigation
- Finance > Fintech
- Dispute resolution > International arbitration
- Media, technology and telecoms > Media and entertainment: litigation
- Antitrust > Merger control
- Tax > US taxes: non-contentious
- Finance > Commercial lending
- Finance > Restructuring (including bankruptcy): corporate
- Dispute resolution > Corporate investigations and white-collar criminal defense
- Finance > Financial services regulation