The next big thing? Portland Seed Fund chooses next round of startups

Portland Seed Fund Class 4 - Brings enhanced social value and connectivity to alumni networks everywhere - school, work and more.

Appthwack - Empowers developers to instantly test their apps on real devices.

Celly - Create instant mobile social networks, "cells," for your school or cause.

Indie Vinos - Mobile app enables the impulse wine buy at tastings and events.

Measureful - Aggregate and share your most pertinent marketing data in a meaningful way.

Minetta Brook - Synthesizes a million news items a day to gain realtime "big picture" awareness of developing trends and connections.

Opal Labs - Ideation and innovation platform for teams to surface new ideas and solve problems.

PrestoBox - Create your brand and logo in a few minutes online using a series of fun, revealing questions.

Rally Cause - Fundraise for your favorite cause by shopping at your favorite local merchant.

Simple Emotion - Emotion recognition platform targeting apps for people with developmental disabilities.

Smart Mocha - enabling technologies for the emerging hardware/software Internet of Things