MKS Instruments Privacy Policy

Last Updated: January 15, 2026

1. Introduction

MKS Instruments, Inc. ("MKS," "we," "our") respects your privacy and is committed to protecting personal data collected through our website and business interactions. This Privacy Policy explains how we collect, use, store, and share your information when you visit our website, submit inquiries, or engage with our services.

2. Information We Collect

2.1 Information You Provide

When you submit inquiries, request quotations, or register for communications, we may collect:

Name and professional title
Business email address and phone number
Company name, address, and industry
Product interests and application descriptions
Country or region

2.2 Information Collected Automatically

When you visit our website, we automatically collect:

IP address and approximate geographic location
Browser type, operating system, and device information
Pages visited, time spent, and navigation patterns
Referring website URLs
Cookie and tracking technology identifiers

3. How We Use Your Information

We use collected information for the following purposes:

Respond to inquiries: Process quotation requests, technical consultations, and product questions
Provide products and services: Fulfill orders, deliver technical documentation, and provide after-sales support
Improve our website: Analyze usage patterns to optimize content, navigation, and user experience
Marketing communications: Send product updates, technical newsletters, and event invitations (with your consent)
Legal compliance: Meet regulatory requirements including export control screening

4. Legal Basis for Processing (GDPR)

For individuals in the European Economic Area (EEA) and United Kingdom, we process personal data based on:

Consent: For marketing communications and non-essential cookies
Contractual necessity: To process orders and fulfill service agreements
Legitimate interest: To respond to inquiries and improve our services
Legal obligation: To comply with export control and other regulatory requirements

5. Data Sharing

We do not sell your personal data. We may share information with:

MKS subsidiaries: Including CVI Laser Optics, Newport, and Spectra-Physics divisions for inquiry routing and fulfillment
Authorized channel partners: Regional distributors and representatives who can best serve your geographic area
Service providers: IT hosting, analytics, and CRM platforms that process data on our behalf under contractual obligations
Legal authorities: When required by law, regulation, or legal process

6. Data Retention

We retain personal data for as long as necessary to fulfill the purposes described in this policy. Specifically:

Inquiry data: 3 years from last interaction
Customer data: Duration of business relationship plus 7 years
Marketing consent records: Until consent is withdrawn
Website analytics data: 26 months

7. Your Rights

Depending on your location, you may have the right to:

Access the personal data we hold about you
Request correction of inaccurate data
Request deletion of your data (subject to legal retention requirements)
Object to or restrict processing of your data
Request data portability
Withdraw consent for marketing communications at any time

To exercise these rights, contact us at [email protected].

8. Cookies and Tracking

Our website uses cookies and similar technologies. Essential cookies are required for website functionality. Analytics and marketing cookies require your consent. You can manage cookie preferences through your browser settings or our cookie consent mechanism.

9. International Data Transfers

As a global company, we may transfer data to MKS facilities and partners in countries outside your jurisdiction. For transfers from the EEA, we rely on Standard Contractual Clauses approved by the European Commission to ensure adequate data protection.

10. Security

We implement appropriate technical and organizational measures to protect personal data, including encryption in transit (TLS), access controls, and regular security assessments. However, no internet transmission is completely secure, and we cannot guarantee absolute security.

11. Children's Privacy

Our website and services are intended for business professionals and are not directed at individuals under the age of 16. We do not knowingly collect personal data from children.

12. Changes to This Policy

We may update this Privacy Policy periodically. Material changes will be communicated through a notice on our website. The "Last Updated" date at the top of this page indicates when the policy was most recently revised.

13. Contact Us

For privacy-related inquiries or to exercise your data rights:

MKS Instruments, Inc.
Privacy Office
2 Tech Drive, Suite 201
Andover, MA 01810
Email: [email protected]
Phone: +1 (978) 645-5500