Law office space in DC gavel

Founded over forty years ago specifically for attorneys.

Ask about the special discount given to DC, VA, or MD barred Attorneys

For over four decades OSI, initially conceptualized as a haven for legal professionals, has progressively evolved into the region's most technologically sophisticated office space provider. OSI remains staunchly committed to serving the unique needs of attorneys, consistently offering superior value in comparison to other market offerings.

As an attorney, OSI equips you with:
  • Instantaneous Communication: Stay updated on any interaction within your office – from receiving mail or packages, to telephone calls, or even client visits. Our innovative system ensures immediate email/SMS and web push notifications for all activities, including scanning and emailing mail contents upon your authorization.
  • Cutting-edge Account Management Portal: Harness the power of our industry-leading portal system to handle everything from reserving offices, viewing billing statements, paying bills online, tracking client calls and duration, and issuing instructions to OSI staff. This portal also enables you to access records ofcalls, client visits, office use, payments, copies, and printing, as well as pose any queries to OSI staff.
  • Exposure to a Diverse Clientele: Showcase your qualifications to our extensive network of over 1000 OSI clients, both attorneys and non-attorneys.
  • Networking Opportunities: Leverage our portal and OSI events to connect with other attorneys and professionals, thereby expanding your understanding of available legal specialties and other domains.
  • Flexible Office Hours: Enjoy access to your office from 8 AM to 9 PM on weekdays and 9 AM to 6 PM on Saturdays.
  • On-Site Computer Bar: Utilize OSI's convenient Fly-by computer bar when you're in the office.
  • Special Events: Engage in exclusive events tailored for OSI clientele and other attorneys.

OSI is renowned for offering the best price-to-value ratio in the area. We invite you to peruse our competitive pricing. Our prestigious K street address exudes an unparalleled charm, bested perhaps only by the White House.

Our flexible office solutions cater to your diverse needs. Whether you seek a simple address, occasional office use, a phone number with myriad use options, or a full-time exclusive office, OSI provides you with all the flexibility your practice may require. Explore our various packages on the pricing and packages page on our website.

Our K Street suite comes fully equipped for your professional needs. It boasts a tastefully designed reception area, a team of professional reception staff and an on-site Operations Manager, a privacy-focused client check-in kiosk, high-speed internet, complimentary on-site telephone use, a selection of office sizes, two conference rooms, and an advanced copy, computer, and mail service area. You can walk in and get to work, host meetings, network, print and copy as needed, and function as efficiently as you would in your own private office.

At OSI, we prioritize your convenience. Feel free to inquire about our services through phone, email, web inquiry, or an office visit. You can register online, via an emailed copy of our one-page service contract, by phone, or in person at our office.

Our most common packages for attorneys

Starter Package

$99 per month

  • K Street Farragut Square address.
  • Mail service.
  • DC phone number. With voicemail to email transcribed messaging
  • Two hours prepaid office use.
  • Email notification of mail received.
  • Included for free is the digital mail package.

Comprehensive package

$165 per month

This plan includes all the fundamental components to have fully functional office support.
  • Sixteen hours prepaid office use.
  • K Street Farragut Square address.
  • Mail service.
  • Lobby listing.
  • DC phone number. With voicemail to email transcribed messaging
  • Email notification of mail received.
  • Included for free is the digital mail package. $14 for each additional hour over 16 hours.