Telephony Support
We support VoIP setup, call routing, system integration, troubleshooting, and maintenance so your Avaya phone environment stays connected across users, offices, and remote teams.
Keep business calls moving with Avaya Phone System Repair & Service from APCS. We troubleshoot phone, VoIP, routing, connectivity, and network issues with a concierge IT approach built around your operations. Serving North Bay businesses and home offices, our team helps reduce downtime, restore clear communication, and keep your phone system reliable.

Reliable phone, VoIP, and network support to keep business communications clear, stable, and available.
We support VoIP setup, call routing, system integration, troubleshooting, and maintenance so your Avaya phone environment stays connected across users, offices, and remote teams.
Phone system issues often start with cabling, routers, switches, or internet failures. APCS diagnoses outages, unstable connections, and routing problems that interrupt business calling.
We manage and optimize business networks for stable phone performance, secure access, improved speed, and seamless communication between devices, locations, and users.

We begin by listening to what is happening: dropped calls, routing failures, voicemail trouble, no dial tone, poor audio, or intermittent VoIP service. This helps us focus on the most likely causes quickly.
Businesses rely on APCS to restore communication, reduce downtime, and keep daily operations moving.
APCS brings practical IT experience and responsive support to business communication problems.
Serving homes and businesses with reliable IT support for over 25 years.
Known for one of the fastest response times across the North Bay area.
Solutions are tailored to your business, budget, workflow, and long-term technology goals.
Support available from Marin through Sonoma and toward Mendocino along Hwy. 101.
Experienced technical support from a trusted local provider.

Technician
Richard is a highly skilled IT technician at All Pro Computer Solutions with a reputation for delivering fast, reliable results across the Bay Area and North Bay corridor. He specializes in emergency technical support, data recovery from failing drives, and building custom computers tailored for both business and personal use. Richard is known for his ability to break down complex IT problems into simple, actionable solutions—often sharing practical tips that help clients' computers run faster and more efficiently long after the service call. His work ethic and expertise have made him a go-to resource for dozens of satisfied clients who regularly recommend him to colleagues, neighbors, and fellow small business owners throughout Sonoma and Marin counties.
Yes. APCS provides Avaya Phone System Repair & Service for businesses that need help with phone connectivity, call routing, VoIP stability, voicemail access, and related network issues. We approach phone problems as both a telephony and IT matter, checking the equipment, network, cabling, and configuration so the underlying issue is addressed.
Talk with APCS about your Avaya repair needs.
APCS provides onsite and remote IT support throughout the North Bay and surrounding communities.
North Bay
Service Area
Mon-Fri 8-5
Business Hours
Nearly 500 PCs
Help Desk
Ask APCS about onsite or remote support availability.
Longstanding IT support for homes and businesses.
Locally built through referrals and customer trust.
Supporting nearly 500 computers with responsive service.
Tell APCS what is happening with your Avaya phones, and we will help identify the next best step for repair, troubleshooting, or ongoing support.
For immediate assistance, feel free to give us a direct call at (707) 400 7100. You can also send us a quick email at apcs.rd@gmail.com.
For immediate assistance, feel free to give us a direct call at (707) 400 7100. You can also send us a quick email at apcs.rd@gmail.com.