Alan Cave

environmental assessment and planning, visual impact assessment, land planning and design, recreational planning and design, urban design, community planning and design



Alan Cave


Alan Cave holds a BSc in Mining Engineering and a Master of Philosophy in Landscape Design and has 34 years experience in the field of landscape and environmental planning, design and environmental impact assessment. 

His experience in the gold mining field in SA and abroad (5years) reinforces his input of his chosen field of specialisation in environmental planning, assessment and landscape design. His pioneering work in Visual Impact Assessment in RSA has assisted in the understanding of this aspect as a tool for planning and design. He is a member of the Certification Board of the profession of Impact Assessors. He has gained Experience has been gained in large scale internationally funded projects by acting as project leader for the environmental impact assessment for the new Letsibogo Dam in Botswana and the new N3 Toll Road in South Africa. Both of the reports received favourable reviews by international donor agencies. His interest in ecological aspects and processes has provided the ability to read landscapes and to apply this knowledge to conceptual planning and rehabilitation on a large and small scale.

He is a principal in the landscape architecture and environmental planning firm with offices in Pretoria, and George that executes projects both nationally and internationally. The practice specialises in environmental assessment and planning, visual impact assessment, land planning and design, recreational planning and design, urban design and community planning and design.

His interests include birding, fly fishing, photography and enjoying life with friends. He has two daughters who live in Oslo.

Alan Cave and Menno Klapwijk established the firm Cave Klapwijk and Associates in 1989.

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Stefan de Kock


Heritage Practitioner – HIA Management – Urban Panning



Stefan is a generalist heritage practitioner, is educated in other fields and specialized in certain areas of Heritage Impact Assessment. For further details see his CV posted below.




Principal Stéfan de Kock 

Date of Birth 1973 

Nationality South African 

Education B-Tech: Town and Regional Planning (C-Tech, SA) 

Environmental Impact Assessment Management (Dublin University, IRL) 

Architectural & Urban Conservation (University of Cape Town, SA) 

Urban Design Decision Making (University of Cape Town, SA) 

Professional Corporate Member of the Irish Planning Institute 

Membership Member of the Association of Heritage Assessment Practitioners 

Being a Member of the Association of Heritage Assessment Practitioners (AHAP), Stéfan de Kock 

is currently involved in the following projects in capacity as Heritage Practitioner: 

  • · Preliminary Heritage Survey (Red Flag Mapping) for proposed George Western Bypass;
  • · Submission of NID / Heritage Impact Assessment for Helderberg International School:

Gustrouw 918/82, Stellenbosch; 

  • · Preliminary Heritage Survey for Riversdale CBD with draft Heritage Inventory as part of multidisciplinary

“Riversdale Re-vitalisation Programme”; 

  • · Preliminary Heritage Survey of George CBD as part of investigation for proposed George

Mobility Strategy, initiated by the Western Cape Provincial Department of Transport; 

  • · Assist George Municipality in compilation up of a tender for the appointment of professionals

to undertake Heritage Inventory for the George Municipal Area; 

  • · Preliminary Heritage Survey for proposed re-development of Erf 1268, Wilderness (Fairy

Knowe Hotel; 

  • · Assist George Municipality in drawing up of a tender for the appointment of professionals to

undertake Heritage Inventory for George; 

  • · The following submissions in terms of Section 38 of the National Heritage Resources Act,

1999 (Act 25 of 1999) (not all mentioned here): 

– Mooikloof Residential Estate, Hansmoeskraal 202/21, 23, 24, 48 & 48, George (NID); 

– Monteniqua Sports Academy and Forest Estate, Houtbosch 212/33, 47, 50 and Farm 

216/5, 8, 9, Remainder, George (NID); 

– Camdeboo Eco Reserve, Bo Plaat 287 and De Vreede 286, Graaff Reinet (NID); 

– Residential development, Kraaibosch 195/3, George (NID, HIA); 

– Residential development, Erven 1992 and 2646, Great Brak River (NID, HIA); 

– Residential development, Erf 2098, Plettenberg Bay (NID, HIA); 

– Residential development, Erven 923 and 6212, Oudtshoorn (NID, HIA); 

– Stonehouse Country Estate, Hillview 437/9, Knysna (NID); 

– Boutique hotel, Houtbosch 212/51, George (NID); 

– Kwanokuthula Housing Extension, Plettenberg Bay (NID); 

– Heidevallei Land Reform Project, Knysna (NID, HIA) 

– Extension of Eastford Bulk Services Infrastructure (NID); 

– Extension of Kraaibosch Bulk Sewer line – Phase Two (NID); 

– Tarka Land Claim, Mossel Bay (Land Claim Commission) (NID, HIA); 

– Agricultural development, Abrahamskraal, Prince Albert (NID); 

– Residential development, Erf 419 (Reebok), Mossel Bay (NID); 

– Residential development, Erf 1115 (Tergniet), Mossel Bay (NID); 

– Duinekraal Residential Estate, Duinekroon 591/ Remainder, (Still Bay) Riversdale (NID); 

– Residential development, Kraaibosch 195/ 256, 273, George (NID, HIA); 

– Hotel development, Gansevallei 444/38, Plettenberg Bay (NID); 

– Borcherds bus depot, George Mobility Strategy (NID); 

– Social Housing project, Astley 439/2, 22, Plettenberg Bay (NID); 

  • · Application for permit to demolish structure older than 60 years in terms of National Heritage

Resources Act, 1999 (Act 25 of 1999): Erf 22 (Oaklands), Johannesburg. 

From September 2001until February 2004, he joins An Bord Pleanala (Irish National Planning 

Appeals Board), a Directorate of the Irish National Department of Environment, Heritage and Local 

Government. Here he gains extensive knowledge on particularly high- and medium density urban 

residential projects, urban conservation, rural- and agricultural related projects. Heritage-related 

projects researched and adjudicated includes the following (copies of these reports available on 


  • · Construction of 5 x four bedroom detached dormer dwellings, 4 x three bedroom semidetached

dwellings, 5 apartment blocks each containing 1 x two bedroom apartment and 1 x 

one bedroom apartment as well as associated site works at Rosses Upper, Rosses Point, 

Sligo (PL027.125453); 

  • · Demolition of existing double storey building and construction of new office building for

Wexford County Council at Hill Street, Wexford (PL085.126065, PL85.201523); 

  • · Construction of eleven dwellings, Bawn Street, Strokestown, County Roscommon


  • · Marina basin, link to existing canal, toilet block, refuse store, general stores, petrol- and diesel

pumps, 6 dwellings and new service road from public road at Old Schoolhouse to proposed 

development, including services, small sewerage treatment plant and car parking area at 

Mount Plunket, Lecarrow, County Roscommon (PL027.126488); 

  • · Demolition of existing three storey building and construction of new three storey building with

basement storage, licensed restaurant/take-away on ground floor level and office space on 

first- and second floor levels at 31a John Street, Waterford (PL31.127607); 

  • · Refurbishment and change of use of a Martello Tower (a protected structure) to an archive at

Brighton Vale, Seapoint, County Dublin (PL06D.128362); 

  • · Demolition of existing 2 storey office building; removal of adjacent on grade car park; Mixed

development comprising Office space at ground- and first floor levels; 5 two-bedroom 

apartments; 1 two-bedroom maisonette; 1 one-bedroom apartment at first- and second floor 

levels together with associated services and development works at 7-12 Baggot Court, Dublin 

2, County Dublin (PL29D.129210); 

  • · Construction of three 52m high wind turbines and ancillary works at Gibraltar, Stratford-on-

Slaney, County Wicklow (PL27.130834); 

  • · Construction of a two-turbine wind farm consisting of turbine towers not exceeding 71m in

height and turbine rotors not exceeding 71.5m in diameter with ancillary buildings and 

incidental site works at Kilmullin, Newtownmountkennedy, County Wicklow (PL27.200319); 

  • · Alterations to shop front and entrance to upper floors at Robert Chambers Hair Salon, 69

Grafton Street, Dublin 2, County Dublin (PL29S.201076); 

  • · Construction of overhead electricity line of double circuit 110kV from Killowen and

Huntingtown to Banoge, County Wexford (PL26.202379); 

  • · Demolition of dwelling and construction of 21 apartments and 2 townhouses with revised

vehicular access onto Stillorgan Park Road at Meadow Court, Stillorgan Park, Blackrock, 

County Dublin (PL06D.202962). 

In December 2002, Stéfan is elected as a Corporate Member of the Irish Planning Institute. He is 

also sanctioned by An Bord Pleanala to engage in further studies and completes a Diploma in 

Environmental Impact Assessment Management at the Dublin University in 2002. During 2003 he 

is also sanctioned to attend the Planning Summer School, held at the University of Wales, under 

the auspices of the Royal Town Planning Institute. In December 2003, returns to South Africa and 

in February 2004 and founds PERCEPTION Environmental Planning. The focus of this 

consultancy is primarily on Urban Planning projects and Heritage Impact Assessment throughout 

the Western- and Eastern Cape. In June 2007 completes a course in Architectural & Urban 

conservation at the University of Cape Town. 

Prior to 2001, he acquired experience within the South African public sector during respective 

employment terms with Mossel Bay Municipality, George Municipality and Eden District 

Municipality (c. 5.5yrs). He also spent time in the private sector (c. 0.5yrs) when joining Aikman 

Architects and Planners as an Urban Planner where he gained experience in various private/ 

public sector ventures relating to urban development, e.g. proposed re-development programme 

for William Porter Reformatory, Tokai. 

PERCEPTION Heritage Planning 

PO Box 9995, GEORGE, 6530 

Fax: 086 510 8357 

Mobile: 082 568 4719 



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