Caldwell is ranked and reviewed on Vault as the go-to firm for high-growth startups and early-stage technology companies. Vault’s rankings are based on exclusive insider information from verified employees in the law industry. Each year, Vault surveys thousands of law firm associates, and from the results of these surveys, Vault ranks the top law firms in prestige, diversity, quality of life, and overall best to work for.¹ In 2025, Caldwell ranks as the #5 Best overall Midsize Law firm, #2 for its Diversity, #3 Pro Bono, #4 Satisfaction, #4 Wellness, and more.

Firm Fit

Diversity is critical to innovation. At Caldwell, we don’t ask whether someone is a “good fit” for the firm, but rather what can the person add to our winning culture. We celebrate the various perspectives and ingenuity that stem from our diversity. Caldwell fosters an atmosphere where each member can show up as themselves. Our melting pot of ideas leads to our shared vision of success and strengthens the fabric of our firm. Diversity is our strength.

Firm Culture and Hiring Process

Caldwell is committed to a team-first culture highly valuing collaboration, camaraderie, and community. Each of our attorneys, technical specialists, and staff is key to achieving the success of our firm. The growth of both the firm and our team members is integral to our culture. Our team members are given the tools to expand their skill bases and are encouraged to further their knowledge.

Pro Bono Program

Caldwell’s Incarcerated Innovators Program aims to support underserved, aspiring entrepreneurs that are currently incarcerated. The program helps these inmates not only in obtaining patents but also furthering their entrepreneurial dreams. This inmate-to-entrepreneur initiative combats criminal background stigma by promoting innovation and reducing recidivism.

Who We Are

Caldwell has built a thriving practice around patent prosecutions, patent litigation, post-grant proceedings, and patent portfolio strategy. Caldwell also has a strong trademark practice, including counseling and prosecution, licensing, corporate and litigation. Clients range from startups to globally recognized brands, and the firm isn’t afraid to take on work in a variety of sectors—it has experience across industries such as pharmaceuticals, biotechnology, biofuels, medical devices, data security, internet technologies, process automation, mobile apps, social media, software, space exploration, and more. A strong bench of experts helps the firm tackle such a breadth—Caldwell attorneys and technical specialists have degrees in everything from pharmacy and neuroscience to physics and chemistry to electrical, mechanical, biomedical, and computer engineering.

The firm boasts a USPTO allowance rate—the rate at which the USPTO issues patents—of over 99%. It also handles post-grant proceedings ranging from inter partes review (IPR), covered business method review (CBM), post-grant review (PGR) proceedings, inter partes and ex parte re-exams, supplemental examinations, and derivation procedures. On a global scale, Caldwell helps clients seeking international patent protection navigate the Patent Cooperation Treaty (PCT), and the firm is involved in more than 40 Section 337 investigations involving imported products.