Angel Investor

 
Double Robotics – a company that builds an iPad-based telepresence platform that works as a robotic body double for you. You control it from your own iPad; wherever you happen to be, you see what it sees, and anyone who sees Double, sees you.
To learn more visit http://doublerobotics.com.
 
Terrafugia – an MIT spin out whose mission is to provide innovative solutions to the challenges facing personal aviation. Its main product, Transition® Roadable Aircraft, is a dual-purpose vehicle. Its unique design allows the Transition to fold its wings and drive on any surface road on a modern personal-airplane platform. The company is based in Woburn, MA.
To learn more, visit http://terrafugia.com.
 
PlayTell is an app that allows families to read together while on a video call. The company aims to service the 50%+ of grandparents that live far away from their grandchildren and control 25% of $20B Toys and Games spending in the US. To learn more, visit http://playtell.com.
 
All it has to say Crunchbutton curates the top food items from the top restaurants within a community, so you can order favorites online and on your phone with just one button. To learn more, visit http://crunchbutton.com.
 
Strong Arm™ is here to provide ergonomic lifting solutions for the everyday worker. We can reduce injury and fatigue and increase productivity. Let’s get it done and done right. To learn more, visit http://strongarmvest.com.
 
Rallyt is a group mobilization and engagement platform that makes groups more effective at achieving results. It allows many diverse organizations, communities, and individuals to mobilize and engage supporters through collective actions, collaborative social tools, and learning mechanisms. To learn more, visit http://rallyt.com.
 
Fashion Project is the exclusive service where you donate & shop for designer labels – with a portion of every sale going to charity. To learn more, visit http://fashionproject.com.
 
CoachUp helps athletes achieve their full potential by connecting them with great private coaches. To learn more, visit http://coachup.com.
 
Bolt is a 6-month intensive program designed to help hardware startups grow.
To learn more, visit http://bolt.io.
 
SurePod™ provides freedom with security. We enable seniors to live independently with respect and safety. With the simple touch of a button, we can take immediate action and dispatch help anytime, anywhere. To learn more, visit http://surepod.com.
 
Rent boats safely and easily. Boatbound is the fully insured peer-to-peer boat rental marketplace.
To learn more, visit http://www.boatbound.co.
 
Cangrade predicts employee success. A full suite of tools for hiring automation, personality testing, skills testing and customized evaluations.
To learn more, visit http://www.cangrade.com.
 
Meograph is the easiest way to create multimedia stories. With no training you can quickly create stories about the news, history, travels, life events, and more by combining video, audio, pictures, text, links, maps, and timelines. Then share by embedding anywhere on the web, or through your favorite social network.
To learn more, visit http://www.meograph.com.
 
TennisHub is focused on helping tennis players find more playing opportunities. We make it easy to arrange play and book court time at TennisHub affiliated courts. Play more tennis with TennisHub!
To learn more, visit http://www.tennishub.com.
 
Outline – policy simulation for city and state governments.
To learn more, visit http://www.outline.com.
 
Chupamobile is the world's first online marketplace where developers buy and sell, from each other, cutting edge app source code packages and components for a variety of Mobile development languages and frameworks.
To learn more, visit http://chupamobile.com.
 
Myomo®, Inc. is a medical technology company leading the way in extending Myoelectric Prosthetic Technology to powered bracing devices that restore an individual’s mobility. The Myomo technology was originally developed at Massachusetts Institute of Technology (MIT) in collaboration with medical experts affiliated with Harvard Medical School.
To learn more, visit http://myomo.com.
 
Mapkin puts your most trusted copilots—your friends—in the passenger seat, letting them create and share maps, rich with personalized directions: from the byway that shaves five minutes off in traffic and the sharp right that comes up quick; to the best roadside ice cream stand and most glorious foliage route. These little secrets become the best part of your journey.
To learn more, visit http://mapkin.co.
 
coUrbanize is a communication platform for communities and real estate developers to build better projects.
To learn more, visit http://courbanize.com.
 
Faraday Bicycles™ is a new company dedicated to revolutionary bicycle innovation and design. We are engineers, designers, and industry veterans who passionately believe that better bikes make a better world. Bicycles trim our waistlines, brighten our commutes, help make our cities cleaner and more vibrant, and bring a smile to our faces. So we’ve designed this bike with one simple goal: Give more people more to smile about.
To learn more, visit http://faradaybikes.com.
 
ViralGains is the Viral Video Marketing Platform for brands, agencies, marketers, and media buyers. Our platform maximizes viewership, social behaviors, and conversations for online video marketing campaigns.
To learn more, visit http://viralgains.com.
 
Bia Sport offers the Bia Multi-Sport GPS Sports Watch with SOS Safety Alert perfect for triathlon training, marathon training and fitness.
To learn more, visit http://bia-sport.com.
 
Codeship provides continuous integration and deployment as Software-as-a-Service. Don't waste your time setting up your own Jenkins server.
To learn more, visit https://www.codeship.io.
 
HelmetHub promotes bikeshare use by providing a helmet supply designed to complement the program.
To learn more, visit http://www.helmet-hub.com.
 
SimplePrints – create beautiful photo books from your iPhone in minutes. Our goal is to bring families closer together by making it easy to capture and archive the imporant moments in your life and share them with the people who matter.
To learn more, visit http://www.getsimpleprints.com.
 
Arcbazar is the first-of-its-kind online competition webpage for small to medium scale design projects to allow an easy and fast connection interface between clients, young architectural designers and contractors.
To learn more, visit http://www.arcbazar.com.
 
Crave is innovative hardware startup.
To learn more, visit http://www.lovecrave.com.
 
Dashbell - an easy to use cloud-based hotel management system with a customer management tool, booking widget, and simple reporting system.
To learn more, visit http://www.dashbell.com.
 
Openbay is an online trusted marketplace, which connects its members with multiple auto repair shops nearby who respond with service offers custom to fit their needs.
To learn more, visit http://www.openbay.com.
 
Trefis – breaks down a stock price by the contribution of a company’s major products and businesses. The site lets users tweak their stock predictions by adjusting variables in a company’s business model, depending on how the user thinks different segments of the company will perform. A video on the Trefis home page tells the product’s story and how the company helps its customers. To learn more, visit http://trefis.com.
 
Open Watch – a participatory citizen media project that uses mobile technology to enable public monitoring of authority figures. To learn more, visit http://openwatch.net.
 
Berlin Startupbootcamp – the European startup accelerator. The accelerator focuses on exposing and connecting startups to an expanding community of key mentors and advisors who provide expertise from a multitude of verticals, industries, and regions vital in growing a business. Learn more at http://www.startupbootcamp.org.
 
Enertiv.com - a clean-tech company that designs, manufactures and markets energy monitoring systems, develops related software, and provides installation and implementation services globally. Headquartered in New York City, Enertiv offers a simple and affordable approach to electricity monitoring that is ideal for mid-sized commercial and institutional facilities.
To learn more, visit http://enertiv.com.
 
Ovuline – a complete fertility solution developed by Harvard scientists. It is very clinically accurate and easy to use, and it has been proven to decrease time to pregnancy by 50 percent.
To learn more, visit http://ovuline.com.
 
Sproutel – a company that makes interactive toys for children who have Type 1 diabetes, Sproutel is currently expanding its product line to market to children with asthma and obesity. Its main product, “Jerry the Bear,” is a toy that accelerates children to medical independence and empowers them throughout their lives. Sproutel is a resident of Dogpatch Labs and is based in Cambridge, MA. To learn more, visit http://www.sproutel.com.
 
Wanderu – the first of its kind, a single-point ground travel search that helps consumers quickly and easily find and book intercity buses and trains between any two points in the country.
To learn more, visit http://wanderu.com.
 
  Preply – Preply is like an eBay for online tutoring. Think of it as an auction for a package of online tutoring hours, with skilled tutors available for SAT, ACT, and AP test preparation. To learn more, visit http://preply.com.
 
iAMscientist – a global community of science, technology, and medical researchers to accelerate research, support career development, and drive the distribution of discoveries. iAMscientist is designed to provide an open, community-based platform to fund and distribute research. iAMscientist is based in Bedford, MA. To learn more, visit http://www.iamscientist.com.
 
Chromatan – a biotechnology company dedicated to creating solutions for purification of proteins and vaccines. Watch this video to learn more about the company’s product. The company is based in State College, PA. To learn more, visit http://chromatan.com.

Co-founder

Fast Engines – an enterprise software to speed up web apps using the FastCGI protocol. The company was started in 1997 with $50K in angel money and, with dozens of Fortune 500 customers, was sold in 2000 to Adero for $35M in cash and stock.
 
Global Cycle Solutions (GCS) – an MIT spin out that is a social enterprise disseminating affordable, quality technology for villagers around the world. GCS is about transforming the bicycle into a vehicle of innovation, but it is also about improving village life with affordable, quality products. The company is based in Tanzania. To learn more visit, http://gcstz.com.
 
PDFfiller – an online form editor that enables you to edit any PDF. Its users can fill out and sign any forms online, add forms to their websites that others can fill out and sign, and more. Semyon is one of the company’s founders and serves as Board Director. The company is based in Newton, MA. To learn more visit, http://pdffiller.com.
 
SMTP – a provider of email delivery services to over 9,000 businesses globally. SMTP is public on the OTCBB: http://finance.yahoo.com/q?s=SMTP. Semyon serves as Chairman of the company. To learn more visit, http://www.smtp.com.
 
GottaFlirt.com – a dating game that failed to achieve critical mass after spending $500K in angel money.
 
Vert – a company that produced bright outdoor displays on top of cabs with location-specific video ads. The startup raised more than $5M in venture capital money but failed after the ad market collapsed. Semyon was not involved in the daily operations of Vert.

Previous Investments

Accurev – a SCM solution that goes beyond version control, with software development tools that offer advanced workflows, security, and automated compliance management. AccuRev is used by more than 600 enterprises worldwide, including American Airlines, Xerox, and Verizon Wireless. Semyon was a lead angel investor and interim CEO in 2001. To learn more visit, http://accurev.com.
 
UFoodGrill – mission is to provide great tasting, better-for-you options for people who want good food, fast. To learn more, visit http://ufoodgrill.com.
 
GoLoco – GoLoco is an easy way to share trips with your friends -- and friends of friends. They use a system of alerts to notify you whenever your friends or interest groups are going places you want to go. GoLoco is the company of Robin Chase, founder of ZipCar.
To learn more, visit http://goloco.org.
 
MileWise helps you travel like a genius. We show you all the ways you can use cash, miles or points to book your trip, and even rank prices based on your personal preferences, reward programs and miles earned. We'll also track your balances, status levels, and expiration dates, so your life gets easier and our recommendations get better. If you're not sure where to go, no problem. We're always watching for smart ways to redeem, and we'll let you know when a great deal pops up.
To learn more, visit http://milewise.com.