MAINSTREAM | Managed Information Technology Services

‭+1 (603) 285-9680‬

Is Cybersecurity Important to
Your Business?

If you’re looking for an edge to keep your Intellectual Property or Customer Data safe…

We Can Help!

Not a Single Successful Ransomware Attack. Ever.

for any of our clients. over 30 years.

We Take Care of All Your Cybersecurity. Completely.

Cloud. Servers. Networks. People.

Full Regulatory Compliance.


No Intellectual Property Stolen. Without Exception.

From Any of more than 5,000 clients.

Phishing Attacks



Insider Threats

Legacy Systems

Tested Backups


Weak Passwords

Business Continuity


Shadow IT

Remote Workers

Here’s What Working With Us Looks like:

We Schedule a Call to
Determine Your Needs

We Develop a Complete
Step-by-Step CyberSecurity Plan

We Help You With the Implementation

In my 25+ years in the IT business I have yet to meet someone more knowledgeable and more committed to getting it right than Craig and his team. From the project managers to the technicians the team was top notch. I would gladly recommend Craig and his company to any business…

Frank Catanese

CTO, The State of New Hampshire

…truly the expert source for all things Internet and related. Always able to produce a creative, custom, secure solution to suit my business needs. Has delivered the same high quality, expert results that exceeded my expectations on every project… I highly recommend and trust their ability.

Lucille Marston

Director, Information Technology, Hitachi Cable

You are the most professional people I know in [the IT] business.

Joseph Mitchell

Chief Operating Officer, Car Dealer

A true Cybersecurity expert with all of the tools of a world-class computer expert.

Frank Stama

President, Investment Advisory and Wealth Management

[Craig’s team] is an ideal choice for insuring the integrity and security of your data. His knowledge, experience and innovative abilities can help you stay ahead of the ever increasing network security threats facing corporations today.

Glen Zibolis

Owner, Granite Rhode Associates

You will be hard pressed to find a Network Security expert whose technical acumen and project management skills match Craig’s. He comes with my highest recommendation, he is a leader in the field.

Mike Melville

Vice President, Winter Wyman

Malcare WordPress Security