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Top 15 SaaS Companies in Portsmouth, United States, May 2026

As of May 2026, there are 15 SaaS companies based in Portsmouth. They have combined revenues of $464.3M and employ 3.7K employees. They've raised $44.8M in capital and serve 75K customers combined.

Companies
15
Revenue
$464.3M
Funding
$44.8M
Employees
3.7K

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Top SaaS Companies in Portsmouth

Showing 10 of 15 companies ranked by annual revenue.

1
Bottomline

Portsmouth, New Hampshire, United States

At Bottomline, we help businesses pay and get paid. As a trusted partner to banks, corporates, and financial institutions worldwide, we deliver secure, scalable, and innovative solutions that simplify complex payment workflows, reduce fraud risk, and drive operational efficiency. With decades of expertise in financial messaging, cash management, and digital banking, our SaaS platforms and services are built to meet the evolving needs of modern finance teams. Whether it's automating B2B payments, streamlining compliance, or enabling real-time visibility into cash flow, Bottomline is committed to making business payments seamless and secure. We serve over 1,200 financial institutions and 10,000 businesses globally, helping them navigate the future of payments with confidence.

Revenue
$315.4M
Customers
75K
Year founded
1989
Funding
-
Team size
2.9K
Growth
-
2
Blue Mantis

Portsmouth, New Hampshire, United States

Blue Mantis is a security-first, IT solutions and services provider with a 30+ year history of successfully helping clients achieve business modernization through digital technology services and strategic guidance. The company provides systems integration, cloud management, cybersecurity, and networking services.

Revenue
$92.3M
Customers
-
Year founded
-
Funding
-
Team size
508
Growth
-
3
Senet

Portsmouth, New Hampshire, United States

Senet offers a low cost, long distance sensor network, and high-value SaaS applications on a subscription .

Revenue
$16M
Customers
-
Year founded
2009
Funding
$44.8M
Team size
29
Growth
250.65%
4
Cirrus Systems, Inc.

Portsmouth, New Hampshire, United States

Cirrus is a technology and digital solutions provider that is changing the industry by making high-quality, high-definition digital signage an affordable solution for our customers. Our purpose is found in the magic of working with customers in building solutions that work. We aren't just another digital signage manufacturer. We stand out as a team of engineers, sales professionals, creatives, and service experts who continually learn from our customers’ challenges. By investing time in understanding that no two solutions are alike, we believe we can enable our customers to truly maximize their unique on-prem marketing potential.   Our journey began with the vision of engineering and manufacturing outdoor digital signage in a more cost-effective way. Today, we offer a complete suite of tools, from indoor and outdoor signage, to analytics software and hardware monitoring, that provide real-time insights while simultaneously empowering businesses and organizations to make informed decisions on its growth.  Only Cirrus offers five distinctive product lines, each designed to address specific aspects of business needs: Outdoor Displays, Digital Window Posters, Media Players, People Counters, and Car Trackers – all seamlessly integrated under a single cloud-based software platform. We developed our easy-to-use digital signage software, ScreenHub, to make it simple for our customers to manage signs and create content. With free training for every Cirrus sign owner, we teach our customers to create dynamic, smart, and engaging messages that resonate. Join us and be part of a team of talented, ambitious, creative people that value integrity, individuality, and inclusivity. We are one team with diverse perspectives that make us stronger. And together, we're revolutionizing the way people and businesses create the best customer experiences. We’re hiring! Learn more at: www.cirrusled.com/careers

Revenue
$12.2M
Customers
-
Year founded
2011
Funding
-
Team size
111
Growth
-
5
Trade Wings

Portsmouth, New Hampshire, United States

We are committed to helping clients turn cost centers into profit centers through strategic asset management consulting, SaaS-based software, and supply chain expertise. Our innovative "Touch-Once" model for asset value recovery and online asset management software creates a centralized solution for a green global supply chain. The Trade Wings approach is designed to provide your organization with maximum supply chain visibility, giving you the ability to reuse assets you already own while gaining access to the global secondary market.

Revenue
$6.8M
Customers
-
Year founded
1996
Funding
-
Team size
63
Growth
47.71%
6
MindStir Media

Portsmouth, New Hampshire, United States

Self-publishing company partnered with Shark Tank's Kevin Harrington and Mariel Hemingway, helping with all aspects of self-publishing and book marketing

Revenue
$5M
Customers
-
Year founded
2009
Funding
-
Team size
9
Growth
-
7
Talon

Portsmouth, New Hampshire, United States

Innovative set of tools and software services introducing free market dynamics to repair America?s profoundly dysfunctional health insurance market.

Revenue
$5M
Customers
-
Year founded
2014
Funding
-
Team size
42
Growth
-
8
EventPipe

Portsmouth, New Hampshire, United States

EventPipe is a modern travel technology company on a mission to simplify and streamline the outdated processes behind event hotel management. Built specifically for event producers, sports housing companies, meeting planners, and CVBs, our cloud-based software platform manages the full event lodging lifecycle—from hotel sourcing and contracting to room block management, booking, reconciliation, and invoicing. Our vision is to revolutionize group hotel bookings the way Shopify transformed ecommerce—by bringing simplicity, scale, and innovation to every step of the event travel experience. For more information about EventPipe, please visit, call or email [email protected].

Revenue
$3.3M
Customers
-
Year founded
2020
Funding
-
Team size
30
Growth
-
9
SharpLaunch

Portsmouth, New Hampshire, United States

Provider of a digital marketing platform for commercial properties. The company develops a software that real estate professionals to create a website individualized for commercial properties and list key information such as a property description and amenities.

Revenue
$3M
Customers
-
Year founded
2015
Funding
-
Team size
19
Growth
52.27%
10
C3 Metrics

Portsmouth, New Hampshire, United States

C3 Metrics makes marketing work better. Our Attribution Data Cloud and enterprise MTA, MMM & UMM solutions transform outdated reporting into real-time cross-platform insights. On average, companies using C3 Metrics report 15%+ increase in advertising ROI and a 6X return on their attribution investment. C3 Metrics can be reached at [email protected] or by visiting https://c3metrics.com

Revenue
$2M
Customers
-
Year founded
2008
Funding
-
Team size
18
Growth
-