The 7 SaaS Companies Ranked by Spend from Reading (2026)
Reading is home to 7 recorded SaaS and AI products headquartered here, led by Dendrite Clinical Systems. The order uses recorded software spend share in the Cledara dataset; directory inclusion does not establish current paid usage. Data as of .
What this ranking measures
Location is the recorded headquarters, which may differ from where a company was founded or where its customers operate. Vendors are ordered by trailing-12-month software spend share in the Cledara dataset. Recorded products without a current paid observation remain in the directory; inclusion alone does not establish current paid usage.
Annual rank changes use the separate global popularity rank, based on payment activity. Missing calendar endpoints stay unavailable. Founding year, employee and funding fields are recorded enrichment facts, which can be incomplete or historical. Full source data is available from the CSV and JSON download links.
The headline and leader facts describe the complete published location. Search and category selections apply to the directory and its downloads.
Top SaaS companies from Reading
| # | Product | Category | Founded | Employees | Funding | 12-mo activity rank change |
|---|---|---|---|---|---|---|
| 1 |  Dendrite Clinical Systems Dendrite Clinical Systems develops and supplies clinical-database and registry software for hospitals, national societies and registries, allowing web-based data capture, analysis, export and benchmarking. | Data & Analytics | 1993 | 11-50 employees | ||
| 2 |  Opsview Opsview is a global IT Systems Management software business | Engineering & DevOps | 2005 | 51-200 employees | ||
| 3 |  Quatrix Quatrix is a managed cloud file transfer solution that automates secure file sharing, supports files of any size, and ensures compliance with GDPR and HIPAA. | IT & Security | 2006 | 501-1,000 employees | ||
| 4 |  Smarty Smarty is a software company specializing in address verification and location data services. Their main products include US Address Verification, International Address Verification, geocoding, reverse geocoding, and property data services. They offer precise, lightning-fast validation and standardization of addresses across the globe. | Data & Analytics | 2017 | 51-200 employees | +175 | |
| 5 |  Don't Interrupt A productivity tool that integrates with Slack and Microsoft Teams to automate status updates and Do Not Disturb settings based on user-defined schedules, requiring linked accounts. | Collaboration & Productivity | 2020 | Self-employed | ||
| 6 | Psychology Tools | People Ops & Talent | 2008 | 11-50 employees | ||
| 7 |  TrustID TrustID is a platform providing identity document validation solutions that are designed to simplify identity checks. This service is aimed at protecting businesses of all sizes from fraud, saving time, driving efficiencies, and ensuring compliance with various legislations such as Right to Work, Right to Rent, AML, and KYC. It can be used both in the office and remotely. | Legal, Risk & Compliance | 2011 | 51-200 employees |
Reading startups by size and funding
The largest SaaS company from Reading by headcount is Smarty (51-200 employees).
The newest entrant is Don't Interrupt (founded 2020).
What Reading startups build
- Data & Analytics 2
- Engineering & DevOps 1
- IT & Security 1
- Collaboration & Productivity 1
- People Ops & Talent 1
- Legal, Risk & Compliance 1
Reading vs the United Kingdom
Reading accounts for 1% of the 883 recorded SaaS products headquartered in the United Kingdom. See the full United Kingdom ranking →
Frequently asked questions
Which SaaS vendors lead the Reading spend ranking?
Dendrite Clinical Systems, Opsview and Quatrix are the leading SaaS products headquartered in Reading, ordered by recorded software spend share in the Cledara dataset. Last updated 21 October 2026, 12:17 UTC.
How many SaaS companies are based in Reading?
7 SaaS and AI products have recorded headquarters in Reading in this directory. Products without current paid observations remain included. This is a Cledara dataset count, not a census of local companies.
Which Reading vendors gained payment-activity rank?
Smarty show the strongest global payment-activity rank gains among vendors headquartered in Reading over three calendar months.
How is this different from other Reading startup lists?
This directory groups vendors by recorded headquarters and orders them by trailing-12-month software spend share in Cledara's customer dataset. The annual change column uses the separate global payment-activity rank. Neither measure is a distinct-customer adoption percentage.