IT Support & Managed Services - Seattle / Tacoma


We provide Outsourced IT Support including network, server, cloud, and desktop support services.

Western Washington’s trusted IT experts

Welcome to Seitel Systems — an IT Support & Managed Services leader in the greater Puget Sound area since 1990.

We understand that your team members depend on IT to do their jobs, and downtime costs your business time and money. Whether you want to fully outsource your IT, or only a portion of your in-house team’s IT responsibilities, Seitel Systems has three major ways to help you simplify your IT management:

IT Engineering

Whether you need assistance with IT projects or ongoing technical support, our IT engineers have deep experience in the technologies that drive today’s businesses.

IT Service

A central point of contact for alert triage, incident management and troubleshooting. By outsourcing your IT support to Seitel Systems, your team can focus on what they do best.

Security Tools

Alongside automated remote monitoring and system updates, our industry-leading tools defend your data against cyberattacks with behavior-based intrusion detection and forensics.

Managed IT Service Desk

seamless user support

Your users can call or email us directly when they need support.

Plus, with streamlined ticket management, your internal IT team can seamlessly hand off tickets to our Service Desk for resolution.

Real Talk from Our Clients

We're in the neighborhood

We have offices in Seattle and Tacoma, and serve clients all over the greater Puget Sound area.

Contact Us

Seattle Headquarters:
1109 1st Ave, Suite 204
Seattle, WA 98101