Best Business Attorneys in Sunnyvale, CA
15 firms listed · 5 in Sunnyvale · 2 open 24/7 · 3 open weekends · all 15 rated 4.5+
Data verified October 16, 2026
Yvette Lee Law Group
Law Office of Eric T. Hartnett
Zent Law Group
Four Seasons Estate Planning
Law Office of Cheri E. Michaelis
The 15 firms shown for Sunnyvale, CA advise companies on formation, contracts, ownership agreements and transactions. Whatever each one says about its practice areas and fee arrangements is drawn from its own website, and the ratings come from public reviews.

Area overview: Sunnyvale, CA
Of the 15 firms we list here, 5 are in Sunnyvale itself and 10 come from towns including San Jose (6, 11 mi), Santa Clara (2, 3 mi) and Mountain View (1, 3 mi). The firms on this page are rated from 4.6 to 5.0 across 1,333 reviews; 9 have 50 or more reviews. The topics that come up most in reviews of the firms on this page are "trust", "knowledge" and "patient". 2 are open around the clock; 3 are open on Saturdays and 2 on Sundays. 2 show a license on their websites and 2 have a BBB rating of A or A+. Domain records put 13 websites of the firms on this page at ten or more years old; the oldest dates from 1999. 2 offer urgent consultations; 1 offers payment plans; 3 offer a free initial consultation and 1 is family- or locally-owned. We have a website on file for all 15 of the firms on this page; 14 publish a contact page and 6 list a public email. We count these figures across the firms on this page; distances are straight-line, and hours and prices change, so confirm the details with the firm before you book a consultation.
Why are business law firms outside Sunnyvale listed on this page?
5 of the 15 firms give an address in Sunnyvale, and the others come from other towns. Corporate files run on email and video anyway, so which state a lawyer is admitted in usually matters more than the drive.