Should Harvey expand beyond legal into tax, compliance and other professional services?

Introduction

Harvey has become the best-known AI company in legal services. It reports more than 100,000 lawyers across over 1,300 organisations, a valuation reported at USD 11 billion in early 2026 (with later reports of a higher round), and products spanning Assistant, Vault, Knowledge, Workflows and agents. Harvey already works with professional services firms such as PwC on tax and legal work, and job postings for "New Verticals" product roles suggest the company is looking beyond law.

The prompt: "Should Harvey expand beyond legal into other professional services, such as tax, accounting, compliance or consulting? If so, how?"

Key business objectives:

1. Sustain growth that justifies a high valuation.
2. Protect leadership in legal, where competition is intensifying.
3. Reuse Harvey's platform (secure document handling, workflows, agents) in adjacent markets.
4. Avoid diluting focus and brand.

I'll clarify goals, analyse the market, define a vision and roadmap, prioritise, plan execution, set KPIs and manage risks.

Step 1

Clarify the Strategic Goals (3-4 minutes)

• Is the goal new revenue, or defending legal by serving clients' adjacent needs?

Why it matters: New revenue favours large new markets; defence favours adjacent work lawyers already do. Expected answer: Both, but leadership wants a second major revenue line within three to five years. Impact on approach: Consider markets close enough to share the platform but large enough to matter.

• What assets transfer?

Why it matters: Expansion should build on strengths. Expected answer: Enterprise security, document-heavy workflows (Vault), a Workflow Builder, agent infrastructure, and relationships with the Big Four and large corporates. Impact on approach: Favour document-heavy, regulated, expert-reviewed work.

• What are the constraints?

Why it matters: Focus matters at a fast-growing company. Expected answer: Legal must keep growing; at most 15-20% of product and engineering can go to new verticals in year one. Impact on approach: Start with one or two verticals.

Strategic assumptions:

1. Legal remains the core for the next three years.
2. Expansion targets professional work that is document-heavy, high-value and reviewed by accountable experts.
3. Harvey enters through existing customers before selling to new buyers.