Trustmarque

York, Yorkshire, United Kingdom

Secure, scalable IT solutions for public and private sectors

Headquartered in York, Trustmarque is a multi-established UK IT partner with a team of over 600 dedicated professionals. The company has recently completed a strategic merger with Ultima Business Solutions, enhancing its capabilities in delivering broad IT services. Trustmarque is recognized for its expertise in providing secure, modern digital workplace solutions that empower productivity and safeguard data.

Trustmarque offers a wide range of services, including cloud support, infrastructure management, and cybersecurity. By leveraging partnerships with global technology leaders like Microsoft and IBM, Trustmarque unlocks innovation through platforms such as Microsoft Azure and IBM Watson. Their solutions are designed to boost performance, reduce costs, and enhance workflows, driving agility, scalability, insights, and efficiency for clients across various sectors, including healthcare, government, corporate enterprises, and education.

The company is committed to maintaining the highest security standards, with teams that are security cleared to the highest level. Trustmarque has achieved Gamma Platinum Partner Status for six consecutive years, underscoring its technical excellence. Additionally, their Prism tool provides valuable insights by tracking Copilot usage, adoption, and location, further enhancing the value delivered to clients. Acquired by One Equity Partners in March 2022, Trustmarque continues to be a established force in the UK IT services landscape.

39
YEARS IN BUSINESS
8
SERVICES

Capabilities

Services

What these services involve

Backup and Disaster Recovery
Backup and Disaster Recovery for it services and support buyers. Clear scope, measurable outcomes, and reliable delivery.
Endpoint and Device Management
Endpoint and Device Management for it services and support buyers. Clear scope, measurable outcomes, and reliable delivery.
Help Desk and Support
Help Desk and Support for it services and support buyers. Clear scope, measurable outcomes, and reliable delivery.
IT Strategy and Roadmaps
IT Strategy and Roadmaps for it services and support buyers. Clear scope, measurable outcomes, and reliable delivery.

Agency details

Team size
500+ people
Founded
1987 (39 years)

About this agency on Agency List

Trustmarque holds an Agency List Score of 96 out of 100.

That score is higher than 92% of the 36,919 agencies Agency List has assessed so far.

The Agency List Score measures how well an agency documents its work in public: named clients, quantified outcomes, and whether those outcomes are attributed to the agency rather than to the client.

It does not measure client satisfaction, price, or availability.

How the Agency List Score is measured

Assessment date

Agency List assessed Trustmarque in September 2026, reading 9 pages published on trustmarque.com.

The score reflects what Trustmarque had published by that date; anything published since has not been read.

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