John Costello Location
- Washington, DC, US
John Costello Work
- 2025 - now Attorney @ Futrovsky, Forster & Scherr, Chartered
- 2021 - 2024 Attorney @
- 2016 - 2021 Attorney @ Costello & Edwards, LLC
- 2011 - 2016 Assistant State's Attorney @ Montgomery County State's Attorney's Office
- 2010 - 2011 Law Clerk for the Honorable Terrence J. McGann @ Circuit Court for Montgomery County, Maryland
- 2008 - 2009 Law Clerk @ Ethridge Quinn Kemp McCauliffe Rowan & Hartinger
John Costello Education
- American University Washington College of Law
Juris Doctor (J.D.)
2007 - 2010 - University of Delaware
Bachelor’s Degree (Communications)
2000 - 2004
John Costello Skills
- Trials
- Westlaw
John Costello Summary
- John Costello, based in Washington, DC, US, is currently a Attorney at Futrovsky, Forster & Scherr, Chartered. John Costello brings experience from previous roles at Potter Burnett Law, Costello & Edwards, LLC, Montgomery County State's Attorney's Office and Circuit Court for Montgomery County, Maryland. John Costello holds a 2007 - 2010 Juris Doctor (J.D.) @ American University Washington College of Law. With a robust skill set that includes Trials, Westlaw and more. John Costello has 3 emails and 2 mobile phone numbers on RocketReach.
5 free lookup(s).
No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different John Costello?
Find contact details for 700 million professionals.
Others Named John Costello
John Costello
Managing Partner Retail and Consumer
Sydney, NSW, AU
John Costello
CEO
Roselle, IL, US
John Costello
President and CEO
Washington, DC, US
John Costello
Senior Vice President
Rochester, NY, US
John Costello
Managing Director
Charlotte, NC, US
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups. 
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension. 
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API. 
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co