Founded by an Attorney — 45 Years Serving Legal Professionals

Prestigious K Street Office Space for Attorneys

Elevate your practice with a premier Washington D.C. address. Private offices, conference rooms, and flexible month-to-month terms — just steps from the White House and Farragut Square.

Legal plans from $99/month · No lease, no deposit
Attorney-Client Privacy
Secure, private offices
4.9★ Rating
45 Years in business
45
Years Serving Attorneys
K St.
Prestigious Address
24/7
Building Access
$0
Setup Fees

Premium Legal Office Space Designed for Your Success

Founded by C. Jack Pearce, a distinguished antitrust attorney with experience at the U.S. Department of Justice, we understand the unique needs of legal professionals.

Prime K Street Location

Elevate your practice with a prestigious address one block from the White House — the professional image clients expect from top legal counsel.

Flexible Terms

Adapt your office space to your practice's changing needs with month-to-month options and no long-term lease requirements.

Privacy & Confidentiality

Conduct client meetings and sensitive legal work in secure, private offices designed with attorney-client privilege in mind.

Conference Facilities

Well-appointed meeting rooms for depositions, mediations, and client conferences with modern technology and professional settings.

Smart Mail Management

AI-powered mail scanning with confidentiality protocols, instant digital delivery, and secure forwarding through our client portal.

Professional Reception

Dedicated staff to greet clients, manage calls with a D.C. number, and handle administrative tasks with voicemail-to-email transcription.

Comprehensive Legal Office Solutions

Our K Street location provides the prestigious address your practice deserves while providing the flexibility modern attorneys need — with no long-term commitments, setup fees, or termination penalties.

GET YOUR FREE DAY PASS Limited

Furnished Offices

Elegant, ready-to-use workspaces with professional furnishings

Secure Mail Handling

Scanning and forwarding with confidentiality protocols

24/7 Building Access

Round-the-clock secure entry for late case preparation

High-Speed Internet

Enterprise-grade connectivity for research and communications

Registered Agent

Professional representation for legal documents and notices

DC Bar Collaboration

Exclusive lectures and professional development events

Legal Network

Connect with fellow attorneys for referrals and collaboration

Curbside Delivery

Convenient mail delivery directly to your vehicle

Visuals and Voices

Take a look inside our legal workspace and hear from the attorneys who call OSI home.

OSI Offices legal workspace
On internationally famous K St.
OSI Offices legal workspace
A large conference room for presentations.
OSI Offices legal workspace
A typical K St. Window office.
OSI Offices legal workspace
A medium size conference room.
OSI Offices legal workspace
All conference rooms have full AV equipment for depositions etc..

Ready to Elevate Your Legal Practice?

With over 40 years of serving D.C.'s legal community, we understand what attorneys need. Share your requirements and let's find the perfect solution for your practice.

Popular Plans for Legal Professionals

Transparent pricing with no hidden fees or long-term commitments. Tailored for attorneys at every stage of their practice.

law office iconStarter Package

$99/mo
  • K Street Farragut Square address
  • Complete mail service with scanning
  • DC phone number with voicemail-to-email
  • Two hours prepaid office use
  • Mail surfaces scanned and emailed on receipt
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Contact OSI Offices

Tell us what your legal practice needs and our team will follow up promptly.

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Free Day Pass Request

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