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At Stannp.com we are committed to continually improving our performance as an essential part of our business strategy and operating methods.

Our Accreditations are an integral part of our improving our performance; helping us to identify areas where we can make improvements and giving our customers confidence that their important campaigns are in safe hands.

Royal Mail: PAF Accreditation

Stannp is accredited by Royal Mail as a Postal Address File (PAF) partner.

The PAF contains information on over 1.8 million UK postcodes and over 30 million residential and business addresses.

We use this information in our UK data cleaning service, which cleans your data as it is uploaded and verifies the addresses against the PAF.

Royal Mail: Mail Made Easy Partner

Stannp is accredited by Royal Mail as a Mail Made Easy partner.

Mail Made Easy partners are selected by Royal Mail for “their years of expertise, exceptional customer service and proven track record of delivering successful campaigns.”

USPS CASS Certification

Stannp is CASS certified by USPS (The United States Postal Service).

The CASS (Coding Accuracy Support System) details how US address data must be formatted and handled to work with USPS systems.

CASS accreditation means that Stannp can give you a pinpoint accurate postal service throughout the United States at no extra cost.

ICO Registration

Stannp is a registered with the Information Commissioner's Office (ICO) as a Data Processor, registration number ZA134992.

When you upload data to your Stannp.com account you retain full control of the data. Anything we do with the data is on your behalf and under your instruction, but it remains your data not ours, and is only retained on the platform for as long as you want to it be there, you can delete your data at any time.

Crown Commercial Services G-Cloud 11

Stannp are proud to be a supplier of Cloud Software on the Crown Commercial Services G-Cloud 11 Framework.

This CCS Framework allows Public Sector organisations to access Stannp's services, accessed over the internet and hosted in the cloud.

CCS Postal Goods, Services & Solutions Framework RM6017

Stannp have been named as a supplier on Crown Commercial Services Postal Goods, Services & Solutions framework Lot 7.

Public sector customers can access Stannp's services through this Hybrid Mail, Digital & Transformational Communications lot. Find out more on the CCS website.

Forest Carbon and Carbon Capture Scheme

We have signed up to both the Forest Carbon and Carbon Capture schemes through our suppliers, Premier Paper and Antalis, to offset the carbon emissions involved in our production.

For each paper or envelope purchase, we pay an additional charge which is donated to either the Woodland Trust or the Forest Carbon scheme to support the creation of new native woodland in the UK.


As a business associate involved in the processing of patient information, we are HIPAA compliant, offering assurances to our clients that we comply to and follow strict physical, network and process security measures when handling protected health information (PHI).