Seacoast Professional Suites at 1150 Sagamore Avenue, Portsmouth NH

Now Leasing · 1150 Sagamore Ave · Portsmouth, NH

Premium office suites on the seacoast.

Furnished private offices, professional virtual addresses, and on-demand conference rooms — minutes from downtown Portsmouth, Rye and New Castle.

Soaring ceilings & natural light

High-speed fiber internet

Abundant free parking

Move-in ready, professionally furnished

Everything included

Built for serious work — without the corporate sterility.

Every plan includes the essentials. No surprise add-ons, no nickel-and-diming.

  • Gigabit fiber Wi-Fi

    Hardwired and wireless on a business-grade network.

  • Stocked kitchen

    Premium coffee, tea, and filtered water — on us.

  • Print, scan & mail

    Black & color printing, mail handling, and notary on request.

  • Reception & greeter

    A real person to welcome your guests during business hours.

  • 24/7 keycard access

    Secure entry, alarm-monitored, and well-lit lot.

  • Free covered parking

    Plenty of spaces for you, your team, and your visitors.

Where we are

A quiet, professional address — minutes from everything.

1150 Sagamore Avenue sits between downtown Portsmouth, the village of New Castle, and the Rye coastline. Easy on, easy off — and you'll never circle the block looking for parking.

  • · 5 minutes to downtown Portsmouth
  • · 7 minutes to New Castle
  • · 10 minutes to Rye Beach
  • · 12 minutes to Pease Tradeport & I-95

What our members say

Trusted by seacoast professionals.

"We moved in over a weekend and were taking client calls Monday morning. The space looks like a million bucks."
Marcus L. · Financial Advisor
"The virtual office plan gave us a real Portsmouth address — and the conference rooms are nicer than most law firms downtown."
Priya S. · Startup Founder
"Fast internet, free parking, friendly reception. After three years it still feels like a steal."
Daniel K. · Solo Attorney

Ready to see the space?

Book a private tour this week — most appointments available within 48 hours.