Diserio Martin O'Connor & Castiglioni LLP

About Us

Diserio Martin O'Connor & Castiglioni LLP is a full-service law firm with a strong reputation and a long history of involvement and success in our community. Our lawyers work on interesting and challenging matters for our diverse client base which includes businesses, financial institutions, hedge funds, insurance companies, local government entities, private equity funds, real estate developers, not-for-profit organizations and individual clients. We pride ourselves on providing all of our clients with proactive, solution-oriented work product and being a cost effective alternative to larger law firms. 

Our Core Values 

We take our role as an advocate for, and a trusted advisor to, our clients very seriously – whether we are working on a large corporate transaction or a pro bono matter. At the heart of everything we do is a set of core values that define who we are: 

  • We are one firm 
  • We are committed to serve our clients’ needs 
  • We are passionate about our work 
  • We are making a difference in our community 

We are convinced that our pursuit of these core values is fundamental to why our clients have come to rely upon our services since the formation of our firm in 1983. 

Please explore this Website to learn more about us, our lawyers, practice areas, and how we can help you with your legal needs.  If you have any questions, or to speak with an attorney regarding your legal matter, please contact us