One borehole site at Riverside Court, along Riverside Drive, Kileleshwa Estate, Nairobi County for International House Ltd

One borehole site in Olooloitikoshi – Kitengela Acacia Area, along Acacia Main Feeder Road, Kitengela Area, Isinya District Kajiado County, for Mr. Peter Nyabuti.  

One borehole site along Westlands Road, Westlands Area, Nairobi County for Kenyatta National Hospital Superannuation Scheme (done through EMS Consultants Ltd).

One borehole site along Limuru - Ndumberi – Kiambu Road in Mutosi Are,  Limuru, Kiambu County for Karirana Tea Estates Ltd.  

One borehole site at Gem Court Ltd, along Gem Lane off Mandera Road, Kileleshwa Estate, Nairobi County for Trojan Secretaries Ltd.  

One borehole site in along Milimani Road, Milimani Crescent, Milimani Estate Kitengela Area, Isinya District, Kajiado County for Mr. David Onyonka.

One borehole site in Kitengela Town, Isinya District, Kajiado County for Stanford Investments Ltd.

One borehole site along Jerusalem Road, Mugutha, Mirera Area, Ruiru Division, Kiambu County for Mr. Timothy Gacheru.

One borehole site along Manga Close off Kirawa Road in Kitisuru Estate, Nairobi County for African Population and Health Research Center (APHRC) .

Groundwater Availability and Aquifer Assessment Study Along Moi North Lake Road, Naivasha Area, Nakuru County, for Aquila Development Company Ltd.

One borehole site along Muchai Drive, off Ngong Road, Golf Course Area, Kilimani, Nairobi County for Golf Course Estate Ltd, (Mimosa Court Management) .

In September, 2012, carried out hydrogeological/Geophysical investigation, groundwater availability study, aquifer study and borehole site investigations in Mariakani - Mazeras area, Kilifi District, for The Combined Warehouses Ltd. Also carried out the surface resources assessment and hydrological study for Mwachi River in Mazeras, Kilifi District for the same client.

In April- May 2012, carried hydrogeological/Geophysical investigation in Athi River Township for Kiruma International Company Ltd. In December 2011 – February 2012, carried water resources investigations, hydrogeological/Geophysical investigation, Vipingo Aquifer Study, groundwater availability study and borehole site survey for Vipingo Ridge Ltd, in Vipingo Area, Kilifi District. As result, a high yielding borehole (with yield of 60m3/hr) was drilled on Vipingo Ridge Ltd premises, the most high yielding borehole in Vipingo Aquifer.
Hydrogeological/ geophysical, Groundwater potential study and borehole site investigations for three boreholes for Bendor Estate Ltd, Thika. One borehole at Kangoya Market, Kiambu for Kiambu Water and Sewerage Ltd. Two Boreholes for the American Embassy-Nairobi in Runda Estate and US Ambassador’s Residence in Muthaiga Estate Nairobi. One borehole, Transglobal Cargo Center, Embakasi Nairobi. One borehole for Apostle of Jesus Seminary, Langat Nairobi. One Borehole Lavington Valley Management Ltd Nairobi. One Borehole Christ is the Answer Ministries (CITAM) Woodley Area, Nairobi.One borehole for Mr. Muema Mbai, Upper Matasia Area, Ngong. One production borehole in Woodley Area, Nairobi (Client-Christ is the Answer Ministries)One borehole Along Sotik Road, Industrial Area, Nairobi (Client- Drilling and Prospecting International); One borehole along Bamburi Road, Industrial Area Nairobi (Client- Wrigley Company E.A Ltd).
Hydrogeological/Geophysical site investigations for ten production boreholes within the proposed new refugee camps in Jaranjira Division of Fafi District, North Eastern Province (client- UNHCR). The boreholes are intended for refugee water supply.  Hydrogeological/geophysical site Investigations for one production borehole in Dadaab Division of Lagdera District North Eastern province (Client – UNHCR) for domestic use by UNHCR staff in Dadaab.

Other surveys were carried out at:-

Kowuor west sub location, Rachuonyo District, Nyanza Province for Kendu Bay Community Water Supply and Health Project funded by Christian Children’s Fund (CCF).

One borehole site survey in Kibiko Area of Ngong  for Friends of Kenya.

One borehole site in Chiromo Area, Nairobi (Cape Holdings Ltd).

Cordia Ltd, Kiambu District(Mr. Combos.)

UAP Provincial Insurance, Nairobi (UAP Insurance Company Ltd.)

Yoani Ranch, Yoani Estate, Makueni District (Stanley & Son Ltd.)

Riruta borehole, Nairobi (Mr. Muiruri).

Kisumu Town (two boreholes) for Equator Bottlers Ltd.

Two Borehole sites for Kenya Ports Authority, Nairobi.

One borehole Site at Timboni Feeder School, Chakama area, Malindi. (Tropical Ice Ltd).

One Site at CID Training Institute, South C, Nairobi. One site in Kisumu district for Kolping Organisation of Kenya.

One site in Kisumu for Archdiocese of Kisumu.

One site in Saint Bartholomew Sec. School, Voi area, Coast Province for ACK Taita Taveta.

Two sites in Ndome and Kishamba Locations in Voi area, Coast Province for World Vision Kenya.

Two sites in Vulya area, Machakos district for Ndwae Ngutwae Women Group.

Five borehole sites for Busia and Nambale towns water supply, a project funded by E.U and World Bank through H.P Gauff.

One borehole site for Meshenani community water supply in Amboseli Area, Oloitokitok District.

Three borehole sites in Kinangop Area, Nyandarua district for Mr. Homer Combos.

Three sites along Emali – Oloitokitok Road for Sinohydro Corporation Ltd.

One Borehole Langata Area Nairobi for Sisters of Charity of St. Charles Borromeo.

One borehole, Mikuyuni location Machakos district for Mr Muthoka.

One borehole at Kakuma (Baptist Church International);

One borehole at Karen, Nairobi (Dominican Friars),

One borehole at Industrial Area, Embakasi, Nairobi (Panari Centre Ltd.),

One borehole at Loo-N-Tepes Area, Kiserian, Kajiado District (E. O. Otundo);

One borehole at Karen Area, Nairobi (Himatlal Morarji Manek);

One borehole at Bachuma, Kizima Hills-Taita Ranch, Taita Taveta District (Satao Camps);

One borehole in Port Reitz, Mombasa District (DANIDA);

one site Vipingo health centre, (DANIDA);

one site at the Swedish embassy residence, Nairobi (High Pressure Plumbing),

one site at Karen, Nairobi (Dominican Friars);

One borehole at Poror – Eldama Ravine;

One borehole at Kitengela, Kajiado District;

One borehole at Thika, (Kenya Cuttings).

one site at the Embakasi barracks, IMATC (TRIAD Architects),

one site at KEMRI campus in Kisian, Kisumu (KEMRI) and a site at Mitubiri Health Centre, Thika District (Kenya Cuttings Ltd).

Additional hydrogeological investigations for Msambweni aquifer, Kwale District (Tiomin Resources Mining Inc.).

Eighteen (18) sites in Mwingi, Kitui, Makueni and Machakos Districts [Geotomography] (Nippon Koei / JICA);

Two boreholes at Lokichoggio and Lokangae (EMREF).

Two boreholes at Laikipia Ranch, Ol Ari Nyiro, Laikipia District (Gallmann Memorial Foundation);

One borehole at Lower Kabete, Kitisuru, Nairobi (Dominican Friars);

Three (3) high yielding production borehole at Eldama Ravine, Koibatek District (Ravine Roses);

Five sites at Nairobi and many more.