Contact Us

DJ MATHESON Christchurch 027 444 9774 EMAIL DJ
MARTIN WILSON Wellington 027 449 5408 EMAIL MARTIN
MARK FREEMAN Wellington 021 898 725 EMAIL MARK
ALEX WILMSHURST Nelson/Kaikoura 027 488 2849 EMAIL ALEX
GARETH HALLAM Christchurch 027 208 0592 EMAIL GARETH
MURRAY THESSMAN Wellington 027 262 4333 EMAIL MURRAY
ANDREW LILLIG Wellington 027 542 0536 EMAIL ANDREW
LEONIE STEAD Christchurch 027 550 0667 EMAIL LEONIE


15 Bute Street, Wellington
PO Box 27467, Wellington 6141

04 801 5336 enquire


26 Thackers Quay, Woolston,
Christchurch 8023

03 384 0336

Our Team

Our professional and expert team has been in the business for almost a quarter of a century! We set the standard that others follow.

Whatever your requirement, we can help. We like to work face-to-face with our clients and are always available to discuss your needs.

MARTIN WILSON: Managing Director - Wellington • “Actions speak louder than words”

A qualified engineer and active mountain climber, Abseil Access co-founder Martin is a director who likes to get his hands dirty. An early indication of Martin’s intent to ensure that safety is a core element of the company’s work ethic was Martin’s involvement in setting up the Industrial Rope Access Association of NZ 1997. Martin has project managed the re-painting of 23 New Zealand lighthouses as well as ensuring the asset integrity of civil aviation radar domes, cement storage silos and hydrostation penstocks. He is a fully certified shot firer and has 20 years of explosive expertise.  His passion is designing and constructing suspension bridges.
FACTS: BEng Hons (Leeds) – Mining and Mineral engineering; 25 years of project management of geotechnical, coatings, inspection and construction projects NZ wide; 44 suspension bridge builds in NZ and overseas; 22 years of installations, inspection, repairs and coatings in the energy sector, lighthouses, radars and marine beacons; CBIP coatings inspector; Approved Handler Explosives Blasting (1.1B, 1.1D, 1.4S)
Phone: 027 449 5408 • Email:


DONALD (DJ) MATHESON: Managing Director - Christchurch • “Safety first”

With over 25 years industry experience, Abseil Access co-founder DJ is our standards and safety guru and has been proactive with many national initiatives to improve the standards of our industry. In his role as treasurer and committee member of the national trade association for rope access contractors in New Zealand, IRAANZ he has helped the development of industrial rope access systems and best practice guidelines for rope access in New Zealand. He worked in the Civil Defence response to the Christchurch February 2011 earthquake, and continues to manage numerous rockfall protection and slope stabilisation projects in the Port Hills and Kaikoura.
FACTS: IRAANZ level 3; Founding & current committee member IRAANZ; Committee member for Standards New Zealand AS/NZS4488; AS/NZS1891, Advisor to Department of Labour for Best Practice Guidelines for Rope Access in NZ; Project Manager for Christchurch 2011 earthquake response work through Civil Defence, CERA and CCC; Project Manager for Kaikoura 2016 earthquake response work through Downer and NCTIR; DJ will complete his Diploma in Management in 2018
Phone 027 444 9774 • Email:


MARK FREEMAN: General Manager - Wellington • “Get it right from the word go”

With a structural and mechanical background, Mark has a wide-ranging career owning and managing successful companies involved in the energy and engineering sector, including large scale drilling contracts. Mark’s work philosophy is that taking a direct and honest approach will always result in the best outcome.
FACTS:  PMI & Prince 2 Training; Large project experience – Auckland Harbour Bridge strengthening, Z Energy Biodiesel, OI Glass rebuild;  Mechanical Engineering Trade Cert; Confined Space Entry; Working At Heights; Site Safe Supervisor Gold;  Human Resources Management; Workplace First Aid
Phone: 021 898 725 • Email:


ALEX WILMHURST: Project Manager - Nelson/Kaikoura • "Risks are part of it, but my job is to make sure no one else is at risk”

A former guide in the Southern Alps, Alex has wide spread experience in risk management and construction of some of the largest and most challenging rock fall protection structures in the world. His experience in the rope access industry involves inspection and testing in the oil and gas industry in NZ and Australia and includes supervising rock fall netting and fence construction in West Papua (the first two 8,000kJ fences to be installed worldwide). He also widely regarded as a leader in industry safety standards and helped NCTIR formulate their safety plan in the Kaikoura recovery.
FACTS: IRATA L3 trained; Confined Space Entry & Gas Testing; Ultrasonic Inspection PCN Level 2 (thickness testing); Eddy Current Inspection PCN Level 1 Welds; BOSIET Offshore Survival; Hard Ice Guide (NZ Mountain Guides Association); Vertical Ropes (NZ Search & Rescue); Foundation Ropes (NZ Search & Rescue); Chainsaw Operator Certificate; Hospital Emergency Care First Aid
Phone: 027 488 2849 • Email:


GARETH HALLAM: Operations Manager - Christchurch • “I love this job”

Gareth has 20 year’s experience in the industrial rope access industry, including seven years at supervisory level. Over the last ten years he has been involved in geotechnical site management including multiple sites in post earthquake Christchurch and Kaikoura recovery.
Facts: IRATA Level 3 Rope Access Certificate; CCNSG Passport to Safety; Approved Handler Explosives Blasting (1.1B, 1.1D, 1.4S); CERA security clearance for working in the Port Hills; St John’s First Aid; Site Safe Building Construction Passport; Confined Space (Unit Standard 18426); Ontrack (Kiwirail) Worksite Authority Card; Health and Safety Representative Stage 1 Certificate
Phone: 027 208 0592 • Email:


LEONIE STEAD: Recruitment Coordinator - Christchurch • “Global reach, local presence”

Leonie is an experienced and supportive administrator well used to working alongside the civil construction, scaffolding and ropes industries in a busy office environment. She is organised and proactive in providing efficient and accurate administration and great customer service to clients, managers and work colleagues.
FACTS: Workplace Health & Safety Training; Licence Controller Qualification – CPIT; National Certificate in Business Administration Level 4 – CPIT; Certificate in NZ Sign Language – Mairehau High School; General Managers Certificate
Phone: 027 550 0667 • Email:


MURRAY THESSMAN, Project Engineer - Wellington • “Problem solving and planning means thinking outside the square”

With over 25 years working in engineering and project management, Murray is responsible for delivering a variety of difficult access projects involving roped access, confined space entry & building inspection. He is involved with the complete project from initial site investigation through to planning, pricing and supervising projects.
FACTS: Bachelor of Engineering (Civil), University of Canterbury; Traffic Management (Level 1); Site Safe Passport – Civil Construction; Fall Arrest Certificate
Phone: 027 262 4333 • Email:


ANDREW LILLIG, Project Manager - Wellington • “Get it done”

Andrew ran his own successful engineering business in South Africa before moving to New Zealand. He has a background in project management, mechanical design, quality control, site supervision and inspection. He relishes diversity and challenges in all these areas.
FACTS: 20+ years Engineering experience in the structural, mechanical and civil fields both on site and factory based; Experience with the design of large structure movement systems; 3 Years Project management; 16 Years Factory management
Phone: 027 542 0536 • Email:


JONO CLARKE: Abseil Access Supervisor - Wellington • “There’s not a problem I can’t fix, because I can do it in the mix”

Jono has worked for Abseil Access for over ten years including over 3000 hours abseiling and 250 hours in confined space work. The ‘go to’ guy in our team when the job needs to be done yesterday, Jono has an epic range of skills including general building, bridge maintenance, rock stability, safety supervising, anchoring and work with cranes and helicopter.
FACTS: NZQA National Cert – Industrial Rope Access Lev3; NZQA 15757, Fall Arrest standard; St John – Workplace First Aid; Energy Trainers – EAC / WAC / PHC 2008: FETS Certificate – Safe Working in a Confined Space; NZOIA – Rockclimbing Instructor; NZQA – Avalanche 1


CLINT MACCORMICK: Abseil Access Supervisor - Wellington • “Don’t drop it”

A glazier by trade, Clint has combined his expertise in this area with his abseiling competence. Known for his punctuality and time management, which, combined with his speed and tenacity, makes him a valued member of the Abseil team. During his time at Abseil Access he has mastered a number of areas including geotechnical work, building maintenance and dairy plant inspection.
FACTS: Class 1 and Class 6 drivers license; Red Cross First Aid Certificate; Level 3 IRANZ