Your tech team
from living room to server room.
Repairs for homes and gamers. Managed IT and security for business. And now custom software, AI and design — all under one Sheffield roof.
Small enough to know you by name, big enough to run your whole stack. Complex has fixed Sheffield's tech since 2004 — and now builds the software and systems that move businesses forward.
Tech trouble at home?
Fast, honest repairs for PCs, laptops and consoles — by people who've done it for over a decade.
See home services →
IT that just works.
Proactive managed IT and security for Sheffield businesses, on a predictable monthly plan.
See business services →
Software, built smarter.
Custom apps, automation and AI — built faster and more affordably than the old way.
Explore AI & software →
Design that stands out.
Websites, branding and digital presence with a sharp, modern finish.
See design work →Three steps, no jargon.
Tell us the problem
Pop in, call, or send an enquiry. We diagnose honestly and quote up front — no surprises.
We fix or build it
From a same-day screen swap to a managed IT rollout or a custom app, we get it done properly.
We keep you running
Guarantees on repairs and ongoing support plans so your tech stays healthy long after.
Bring us your problem.
Repairs, business IT, software or design — start with a quick chat.