141. Rayvonvc - Focus: not only to invest money in projects but rather to help build the project. http://www.rayvonvc.com/

142. Red Rock Ventures - Investment focus: seed and early-stage companies that develop and sell enterprise solutions to medium and large companies http://www.redrockventures.com/

143. Redleaf Venture Management - Financial funding and strategic assistance to early stage Internet startups. http://www.redleaf.com/

144. Regulation D Resources - Focus: provide the framework to raise venture capital and angel investment. http://www.regdresources.com/

145. River Capital - Focus: organizes and invests in the acquisition of select, well-established middle market companies. http://www.river-capital.com/

146. River Cities Capital Funds - Investment focus: 1st round and follow-on for Midwest companies in a variety of industries; not seed or startup stages -- must be actively selling their product or service http://www.rccf.com/

147. Rock Maple Ventures - Investment focus: early-stage technology businesses in a variety of industries, emphasis on software, financial services, health care and communications. http://www.rockmapleventures.com/

148. RocketFinance.com - Venturing support for commercial space ventures and feasibility studies. http://www.rocketfinance.com/

149. Rockmont Capital - Focus: investing in and acquiring companies and working with their management to build profitable and successful businesses. http://www.rockmontcapital.com/

150. Roser Ventures, LLC - Investment focus: early-stage companies across a broad range of industries and located in the Rocky Mountain region http://www.roserventures.com/

151. Rosewood Capital - Investment focus: primarily expansions and recapitalizations involving branded consumer products, retail, or service sectors, including online commerce http://www.rosewoodvc.com/

152. RoundTable Healthcare Partners - Investment focus: operating-oriented private equity firm focused on the healthcare industry. http://www.roundtablehp.com/

153. RRE Investors - Investment focus: expansion stage information technology ventures http://www.rre.com/

154. SAGICAP - Focus: European-based advisor specialized in consultancy services dedicated to the private equity industry. http://www.sagicap.com/

155. Salix Ventures - Investment focus: early-stage health care services (including health care information technology) companies http://www.salixventures.com/

156. Sanderling - Investment focus: seed and early-stage new biomedical market opportunities, including emerging technology http://www.sanderling.com/

157. Schroder Ventures US - Investment focus: growth-oriented businesses in the technology, media, telecom and business services sectors. http://www.svus.com/

158. Seaflower Associates, Inc. - Investment focus: promising seed and first-round investments in companies in most segments of the biomedical industry that are located in either New England or the Great Lakes region http://www.seaflower.com/

159. Seidler Equity Partners - Investment focus: established, growing, niche-dominant manufacturing and service businesses. http://www.sepfunds.com/

160. Sequoia Capital - Investment focus: primarily very early-stage West Coast technology companies; post beta-stage around Boston and Austin; later-stage nationwide http://www.sequoiacap.com/