Russo, Karl, Widmaier & Cordano PLLC

About Russo, Karl, Widmaier & Cordano PLLC

Russo, Karl, Widmaier & Cordano PLLC is a law firm with an office in Islandia, New York, on Long Island. Its website says the firm has been at its Islandia address for 25 years and presents its attorneys as able to help with personal, family, property and business legal matters. The firm also lists corporate and not-for-profit law among its services.

The practice areas named on the firm's website include personal injury, criminal defense, DWI defense, civil litigation, wills, trusts and estates, Medicaid, commercial and residential real estate, family law, immigration law, and appeals and post-judgment litigation. The website lists offices in Islandia and Northport, where the Northport location is open by appointment only, and gives 631-265-7200 as the local phone number. Some third-party directories also list Hauppauge, Garden City and Brooklyn locations, which the firm's own website does not name.

Practice areas

Areas of work that Russo, Karl, Widmaier & Cordano PLLC describes on its own website. They describe the organization as a whole, not the practice of any individual attorney listed below.

Organization profile based on its official website and public sources (reviewed October 30, 2026). Attorney list from the New York State Unified Court System registration data. Not affiliated with Russo, Karl, Widmaier & Cordano PLLC.

Registered attorneys

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