Finding the right office space in Cosham often means choosing between small high street units or older buildings with limited parking and poor facilities. Lakeside North Harbour offers something completely different.
Located right on the edge of Cosham, our campus combines high-quality office space with exceptional on-site amenities, green outdoor space, and unbeatable transport connections.
Whether you’re a growing startup or an established business, Lakeside gives you the flexibility to scale while offering your team a place they actually enjoy coming to work.

Easy to Reach, Easy to Work From
One of the biggest advantages of being based near Cosham is connectivity — and Lakeside takes this even further.
This makes Lakeside one of the most accessible business parks anywhere in Portsmouth.

A Workplace Your Team Will Love
Lakeside isn’t just office space — it’s a working environment designed around people.
Set within 130 acres of landscaped grounds, the campus features a stunning 19-acre lake, walking routes, and open green space. Employees can step away from their desks, recharge outdoors, or even hold informal walking meetings.
For businesses competing for talent, this kind of environment makes a real difference to employee satisfaction, retention, and productivity.
If you’re searching for office space in Cosham, Lakeside North Harbour offers a smarter, more flexible, and more enjoyable place to work.
Address:
Lakeside North Harbour, Western Road, Portsmouth, PO6 3EN