Accreditations and Memberships

Our accreditations aren't just certificates - they provide assurance that every project is delivered safely, professionally and to industry standards.

ISO 22301:2019, ISO 9001:2015, ISO 14001:2015

NICEIC

Our electrical work is independently assessed by NICEIC to ensure it meets the latest safety regulations, technical standards and industry best practices

BM Trada 052 & 058

Our BM TRADA Q-Mark certification demonstrates our competence in the installation (052) and maintenance (058) of fire doors. Through regular independent audits, we ensure fire door works are completed to the latest standards.

LPCB

LPCB certification provides independent verification that our firestopping services meet rigorous industry standards for quality, reliability and performance. This accreditation demonstrates our commitment to delivering compliant fire safety solutions that clients can trust.

Constructionline Gold

Hollmark has undergone enhanced pre-qualification checks covering health and safety, environmental management and quality management. It provides clients with confidence that we meet the highest industry standards and procurement requirements.

CHAS

As a CHAS Accredited contractor, we have demonstrated our commitment to maintaining robust health and safety procedures across all areas of our business.

Safe Contractor

Our health and safety management systems have been independently assessed and meet recognised industry standards. This helps ensure safe working practices, effective risk management and reliable service delivery on every project.

ISO 22301:2019

Business Continuity Management Systems

This demonstrates our ability to maintain critical operations and services during unexpected disruptions. Through effective business continuity planning, we ensure resilience, minimise downtime and continue supporting our clients when it matters most.

ISO 9001:2015

Quality Management Systems

This reflects our commitment to delivering consistent quality, customer satisfaction and continual improvement. Our quality management system ensures projects are managed efficiently, professionally and to the highest standards.

ISO 14001:2015

Environmental Management Systems

We are committed to environmental responsibility and sustainable business practices. We actively work to reduce environmental impact, improve resource efficiency and ensure compliance with environmental regulations across our operations.

ASFP

This demonstrates our commitment to the highest standards of passive fire protection. It provides assurance that the business operates in line with recognised industry best practices, employs competent professionals and is dedicated to delivering compliant, high-quality fire safety solutions.

Fire Protection Association

FPA membership is a recognised mark of commitment to fire safety, professional competence and industry best practice. It demonstrates that we actively invest in training, knowledge and compliance to deliver high quality fire protection services and solutions.

Federation of Master Builders

FMB membership is a recognised mark of quality and professionalism within the construction industry. It demonstrates that we have been independently assessed and are committed to delivering high standards of workmanship, customer service and industry best practice.

Disclosure & Barring Service (DBS)

All of our operatives undergo Enhanced DBS checks, as well as any office team member who may visit site. This enables us to work safely and responsibly within schools, healthcare environments, residential settings and other sensitive locations.

Onetrace

We utilise Onetrace to streamline project documentation, compliance management, workforce competency records and the management of the Golden Thread of information. This ensures accurate reporting and efficient communication throughout the lifecycle of a project.

BrightSafe

Through our use of BrightSafe, we ensure our operatives receive regular training and remain up to date with current industry requirements. All relevant personnel complete annual training courses, including Asbestos Awareness, Working at Height, Manual Handling and other essential health and safety modules.