Our Experts

Megan Lang is the Laboratory Operations Manager for Shirley's chemistry laboratory. Since graduating from Durham University with a Masters in Chemistry, Megan has gained 3 years of analytical chemistry experience within an ISO 17025 accredited laboratory. The management of internal quality systems and a team of analytical chemists has equipped Megan with the skills to maintain quality standards and oversee the day-to-day operations within the chemistry laboratory.

Lindsay has over 20 years of experience in testing, inspection, and certification services. She has been with the company for six years, initially managing PPE Certification at BTTG® before moving into her current role as Certification Manager for Shirley®.

For the past three years, Lindsay has overseen the OEKO-TEX® administration team, ensuring smooth certification processes and a strong focus on customer service. Prior to joining the company, she spent 14 years in emissions monitoring, bringing valuable technical and regulatory expertise to her role.

Lindsay is committed to delivering efficient, high-quality service to clients and supporting continuous improvement within the certification team.

Haydn leads the global marketing strategy for Shirley® and sister company BTTG®, bringing four years of textile experience, primarily at brand level as the OEKO-TEX® MADE IN GREEN lead. Haydn’s industry experience at brand level gives her unique insight into how certification can be leveraged as a marketing advantage. She is passionate about helping clients see certification not just as compliance, but as a cornerstone of brand trust and success.

Sue has worked for BTTG® and Shirley® for over 26 years, and has 36 years’ experience working in Finance. Sue oversees the day to day running of the finance team and assists in all aspects of the accounts function within the companies. Sue is also the Company Secretary for all the UK subsidiary companies for BTTG® and Shirley®.

Wendy Wang is the Country Manager for Shirley® and BTTG® in the USA, bringing over 30 years of specialised experience in laboratory testing, sustainability, certification and auditing across the textile, PPE, construction, and marine equipment sectors. Wendy has been a valued member of BTTG® and Shirley® for 19 years, contributing her deep knowledge and expertise to the organization’s global operations. As a certified scheme auditor, Wendy specialises in ISO 9001, PPE, CPR, MED, and OEKO-TEX® certifications, including STeP, STANDARD 100, and ECO PASSPORT, ensuring clients consistently meet the highest standards of quality and sustainability.

Rajesh Maheshwari serves as the Country Manager for Shirley® and BTTG® in India. With over 26 years of expertise in textile wet processing, sustainability, sales and marketing of dyes and chemicals, auditing, research and development, geosynthetic products, and PPE, Rajesh has been an integral part of Shirley® and BTTG® since 2007. As a certified scheme auditor, Rajesh specialises in PPE, CPR, MED, and OEKO-TEX® certifications, including STANDARD 100, STeP, and ECO PASSPORT, ensuring the highest standards across a wide range of textile and product testing services.

Jerry Yang (Yang Hongrui), China Country Manager, has worked with BTTG® & Shirley® for 10 years, he is a scheme auditor of PPE, Marine Equipment and Construction Products, and also the auditor of OEKO-TEX® STANDARD 100 and OEKO-TEX® Step. Jerry has over 17 years' extensive experience in textiles and geosynthetics manufacturing, testing and certification. 

Muhammad Waseem Ashraf is the Country Manager for Pakistan at Shirley® and BTTG®, a role he has held since 2013. With over 23 years of experience in textile wet processing, testing and certification, research and development, quality control, and quality assurance, he brings deep expertise in technical textiles. Waseem is a specialist in performance testing and production of technical textile products, and has significant experience in certification, auditing, and technical consultancy. He is a certified auditor for OEKO-TEX® STANDARD 100 and OEKO-TEX® STeP, as well as an IRCA Certified Lead Auditor for ISO 9001:2015.

Ibrahim has been providing technical support to Shirley® on textile testing, OEKO-TEX® certification and auditing for over 10 years. He has over 15 years' experience within the textiles industry and is a certified OEKO-TEX® STANDARD 100 Auditor, OEKO-TEX® STeP Auditor and IRCA Certified Lead auditor for ISO 9001:2015.