1 Who We Are
CK Software Group Ltd.
Registered in England and Wales (Company No. 15857427)
Registered Office:
284 Chase Road, A Block, 2nd Floor, Suite 203
London, N14 6HF
United Kingdom
Email (privacy matters): legal@constructsum.com
2 Scope of This Policy
This Privacy Policy applies to:
- Visitors to our website
- Trial and registered users of the ConstructSum Platform
- Business customers and their authorised users
- Communications with us (support, sales, legal)
It does not apply to third-party websites or services linked to from our Services.
3 Roles Under Data Protection Law
Depending on the context:
We act as a Data Controller for:
- Website enquiries
- Account administration
- Billing and subscription management
- Marketing communications
We act as a Data Processor for our customers, processing personal data on the ConstructSum Platform.
Customers remain the Data Controller for data they upload to the Platform.
4 Personal Data We Collect
4.1 Website & Enquiries
- Name
- Email address
- Company name
- IP address
- Browser and device information
- Communications sent to us
4.2 Platform & Account Data
- User names, emails, roles
- Login and authentication data
- Subscription and billing details
- Support communications
4.3 Customer-Provided Data (Platform Use)
- Employee details
- Supplier and subcontractor contacts
- Project, contract, and financial data
- Documents and records uploaded by users
5 Lawful Bases for Processing
We process personal data under one or more of the following legal bases:
- Contractual necessity (to provide the Services)
- Legitimate interests (security, service improvement, support)
- Legal obligations (tax, accounting, compliance)
- Consent (where required, e.g. marketing communications)
6 How We Use Personal Data
We use personal data to:
- Provide and operate the ConstructSum Platform
- Manage accounts, subscriptions, and billing
- Deliver customer support
- Improve platform functionality and security
- Comply with legal and regulatory obligations
- Communicate service-related updates
We do not sell personal data.
7 Data Storage & Security
Data is hosted on Microsoft Azure.
Primary hosting regions include the UK and EEA.
Appropriate technical and organisational safeguards are in place, including:
- Encryption in transit and at rest
- Role-based access controls
- Regular security monitoring
Where data is transferred outside the UK/EEA, we rely on:
- Adequacy decisions, or
- Standard Contractual Clauses (SCCs)
8 Data Sharing
We may share personal data with:
- Cloud hosting providers (e.g. Microsoft Azure)
- Payment processors (e.g. Stripe)
- Support and infrastructure providers
All third parties are contractually bound to data protection obligations.
We may disclose data where required by law or legal process.
9 Data Retention
We retain personal data:
- For the duration of an active subscription
- For a limited period after subscription expiry, in line with our retention policies
- Longer where required for legal, accounting, or regulatory purposes
Customers are responsible for exporting their data before the subscription expires.
10 Your Rights
Depending on your location, you may have rights to:
- Access your personal data
- Rectification
- Erasure
- Restriction of processing
- Objection
- Data portability
Requests can be made to: legal@constructsum.com
You also have the right to lodge a complaint with the Information Commissioner’s Office (ICO) or your local supervisory authority.
11 Cookies
Our website may use essential cookies for functionality and security.
Where required, cookie preferences will be presented separately.
12 Changes to This Policy
We may update this Privacy Policy from time to time.
Material changes will be communicated via the website or Platform.
Continued use of the Services constitutes acceptance of the updated policy.
13 Contact Us
For privacy or data protection enquiries:
© CK Software Group Ltd. – ConstructSum. All rights reserved.