Insights

Boutique leadership Recognized as a leading litigator in the highly competitive Northern Virginia market by Chambers in 2026, Costin Marcus PLLC signals strong credibility and potential for high-stakes commercial dispute engagements with mid-market to larger clients seeking top-tier representation.

High-stakes focus Specialization in commercial litigation with emphasis on disputes involving control, major financial stakes, and contract breaches presents opportunities to engage companies facing executive, partner, or customer conflicts that may require ongoing legal support and counseling.

Regional reach Active presence across Virginia courts, the Eastern District of Virginia, Fairfax County, Alexandria, and the greater DC region suggests readiness to handle geographically varied disputes, including federal matters and arbitrations, appealing to firms with multi-jurisdiction needs.

Growth signals Revenue range between one and ten million and a lean firm size indicate potential for scalable legal services, preferred as a partner for overflow work, project-based engagements, or panel-based collaborations with larger firms seeking boutique expertise.

Tech alignment Utilization of common cloud and web technologies (Squarespace, Microsoft 365, domain services) coupled with standard security practices implies compatibility for modern digital collaboration, e-billing, and remote work arrangements that can be leveraged in client proposals and onboarding.

Similar companies to Costin Marcus PLLC

Costin Marcus PLLC Tech Stack

Costin Marcus PLLC uses 8 technology products and services including gstatic.com, Open Graph, Squarespace, and more. Explore Costin Marcus PLLC's tech stack below.

  • gstatic.com
    Content Delivery Network
  • Open Graph
    Content Management System
  • Content Management System
  • Google Domains
    Domain Name Services
  • Stimulus
    Javascript Frameworks
  • HSTS
    Security

Costin Marcus PLLC's Email Address Formats

Costin Marcus PLLC uses at least 1 email format:
Costin Marcus PLLC Email FormatsExamplePercentage
FLast@holmesandcostin.comJDoe@holmesandcostin.com
100%

Frequently Asked Questions

What is Costin Marcus PLLC's phone number?

Minus sign iconPlus sign icon
You can contact Costin Marcus PLLC's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Costin Marcus PLLC's official website and social media links?

Minus sign iconPlus sign icon
Costin Marcus PLLC's official website is costinmarcus.com and has social profiles on LinkedIn.

How much revenue does Costin Marcus PLLC generate?

Minus sign iconPlus sign icon
As of September 2026, Costin Marcus PLLC's annual revenue is estimated to be $1M - $10M.

What is Costin Marcus PLLC's SIC code and NAICS code?

Minus sign iconPlus sign icon
Costin Marcus PLLC's SIC code is 8111 - Legal Services and NAICS code is 54111 - Offices of Lawyers.

How many employees does Costin Marcus PLLC have currently?

Minus sign iconPlus sign icon
As of September 2026, Costin Marcus PLLC has approximately 4 employees across 1 continents, including North America. Key team members include Partner: J. M., Partner: E. D. M. and Partner: S. C. Explore Costin Marcus PLLC's employee directory with LeadIQ.

What industry does Costin Marcus PLLC belong to?

Minus sign iconPlus sign icon
Costin Marcus PLLC operates in the Law Practice industry.

What technology does Costin Marcus PLLC use?

Minus sign iconPlus sign icon
Costin Marcus PLLC's tech stack includes gstatic.com, Open Graph, Squarespace, Google Domains, Squarespace Commerce, Microsoft 365, Stimulus and HSTS.

What is Costin Marcus PLLC's email format?

Minus sign iconPlus sign icon
Costin Marcus PLLC's email format typically follows the pattern of FLast@holmesandcostin.com. Find more Costin Marcus PLLC email formats with LeadIQ.

When was Costin Marcus PLLC founded?

Minus sign iconPlus sign icon
Costin Marcus PLLC was founded in 2010.
Costin Marcus PLLC logo

Costin Marcus PLLC

Law PracticeVirginia, United States2-10 Employees

Costin Marcus PLLC is a Northern Virginia-based law practice focused on commercial litigation. The firm represents companies, business owners, and corporate executives in high-stakes disputes, including matters involving control of a business, large monetary sums, or competitive advantage, as well as contract breaches and alleged violations of law. Its work spans federal and state courts across Virginia, notably in the Eastern District of Virginia and in Fairfax County and Alexandria, with additional representation in arbitration and mediation throughout the greater Washington, D.C. region. Based in Alexandria, the firm positions itself as a boutique option for complex commercial litigation, handling matters in a range of jurisdictions and venues. The firm’s contact information places its office in Alexandria, Virginia.

Section iconCompany Overview

Phone number
SIC Code
8111 - Legal Services
NAICS Code
54111 - Offices of Lawyers
Founded
2010
Employees
2-10

Section iconFunding & Financials

  • $1M - $10M

    Costin Marcus PLLC's revenue is estimated to be in the range of $1M - $10M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.