For over three decades, Harrington & Cole has delivered strategic counsel and relentless advocacy for individuals, families, and businesses navigating complex legal challenges.
Our attorneys bring decades of specialized experience across six core areas of law, delivering tailored strategies for every case.
Complex commercial disputes, shareholder actions, class actions, and regulatory investigations. We represent Fortune 500 companies and emerging businesses alike.
Learn More →Acquisitions, development, zoning disputes, title issues, and commercial leasing. Trusted counsel for developers and property investors nationwide.
Learn More →Divorce, custody, prenuptial agreements, and estate planning. We protect your family's interests with compassion and discretion during difficult transitions.
Learn More →Wrongful termination, discrimination, wage disputes, and executive compensation. We advocate for employees and employers with equal vigor.
Learn More →Regulatory compliance, lobbying, government contracts, and administrative law. Navigate the intersection of business and government with confidence.
Learn More →Patents, trademarks, trade secrets, and IP litigation. Safeguard your innovations and creative assets with comprehensive IP protection strategies.
Learn More →Founded in 1987 by Margaret Harrington and David Cole, our firm was built on a simple principle: every client deserves the same caliber of legal representation, regardless of the size of their case.
Today, with 24 attorneys across four offices, we remain committed to that founding vision — combining the resources of a major firm with the personal attention of a boutique practice.
Transparent counsel, honest assessments, no false promises.
Your goals drive our strategy at every stage.
We prepare every case as if it's going to trial.
3,000+ pro bono hours contributed annually.
Experienced advocates who combine deep legal knowledge with a genuine commitment to your success.
30+ years in corporate litigation. Former federal prosecutor.
Specializes in family law and estate planning. Harvard Law.
Former tech executive turned IP attorney. 150+ patents protected.
Employment law specialist. Named Top 40 Under 40 by NLJ.
Harrington & Cole guided our company through a complex merger that many said couldn't be done. Their strategic thinking and attention to detail saved us millions and gave us the confidence to move forward.
During the most difficult period of my life, Sarah Cole provided not just exceptional legal representation but genuine compassion. The outcome exceeded every expectation. I'm forever grateful.
We've worked with several firms over the years, but none match the combination of expertise and responsiveness we get from Harrington & Cole. They feel like an extension of our own team.
Michael Chen's IP strategy protected our core technology and gave us the leverage we needed in licensing negotiations. His technical understanding is rare among attorneys.
Take the first step toward resolving your legal matter. Our team will review your situation and provide an honest assessment of your options — no obligation, no pressure.
1200 Pennsylvania Ave NW, Suite 800
Washington, DC 20004
(202) 555-0142
Monday – Friday: 8:00 AM – 6:00 PM
Emergency line available 24/7