| AEGIS DEVELOPMENT SOLUTIONS LTD | muchungu@aegisdevelopment.co.ke | +254 20 2730961 / 0722349922 |
| AMAZON CONSULTANTS LIMITED | info@amazon.co.ke | +254 20 2714035, 2719830 |
| ANKA CONSULTANTS | info@ankaconsults.co.ke | +254 20 2115559 |
| ARCHBILL CONSULTANTS LTD | info@archbillconsultants.com | +254 20 3875670 / 2072633 |
| ARMSTRONG & DUNCAN | info@adak.co.ke | +254 20 2722766/2163/4901/8328 |
| BARKER & BARTON (KENYA) | info@bbk.co.ke | +254 20 3742224/6233/2233 |
| BILLS PARTNERSHIP | info@billspartnership.com | +254 20 243994 / 3572724 |
| BUILDNETT CONSULTANTS LIMITED | buildnett@uk2.net | + 254 20 2319695, + 254 724 848182, + 254 722 818212 |
| BUILECON ASSOCIATES | builecon@africaonline.co.ke | +254 20 2035280 |
| BUNEI, MAUNGU AND ASSOCIATES | buneimaungu@yahoo.com | +254-020-2010797 / 2329465 / 2114034, 0722-613796 / 0722-216829 |
| CIDIEF QUANTITY SURVEYORS | cidiefqs@yahoo.com | + 254 64 66508, 0722 313978 |
| CONSTRUCTION COST CONSULTANCY | ccc@tpo.co.ke | +254 20 4448831/2 |
| COSTEK ALMA | info@costekalma.co.ke | +254 20 2717571 / 2012843 |
| COSTPLAN CONSULTANTS | info@costplan.co.ke | +254 20 246 5648, +254 736 214 308 |
| COSTRAQ CONSULT | info@costraq.co.ke | +254 20 2714244, 2710631, 2710648 |
| COSTWISE ASSOCIATES | info@costwise.co.ke | +254 20 2711340, +254 716-430969 |
| DAVSON & WARD | davard@africaonline.co.ke | + 254 20 4440318/9/20/4448695 |
| ECOSPACE CONSULTANTS | ecospace@kenyaweb.com | +254 20 555226/535751 |
| ECOST DEVELOPMENT AFRICA | info@ecostafrica.com | + 254 20 3877757 / + 254 20 2306665 / + 254 722 764462 |
| ELITE PROJECTS CONSULTANCY | elite_projects@yahoo.com | +254 020 2428363, +254 722478643 |