Continuum Analytics, Inc.

http://www.continuum.io/

Founded by the creators of NumPy, SciPy, and Chaco, Continuum offers Python-based tools and consulting services for the analysis, management and visualization of big data. Continuum’s premier Python distribution, Anaconda, performs high-performance, large data analysis, including statistics, machine learning, and distributed computing. Wakari, Continuum’s newest product, is an online cloud-based Python analytics environment for easy sharing of code, visualizations, IPython Notebooks, data sets and derived data products. Cloud-hosted or installed internally, Wakari allows users to harness Continuum’s full product set, including Anaconda and enterprise-supported Python, from their browsers.

JP Morgan

http://www.jpmorgan.com/pages/jpmorgan

J.P. Morgan is a leader in financial services, offering solutions to clients in more than 100 countries with one of the most comprehensive global product platforms available. We have been helping our clients to do business and manage their wealth for more than 200 years. Our business has been built upon our core principle of putting our clients’ interests first.

Microsoft New England

http://microsoftcambridge.com/

Microsoft New England (MSNE) is a major center for technical innovation and research. Located in the heart of Cambridge, Massachusetts, the MSNE campus includes two buildings—One Memorial Drive and the recently renovated One Cambridge Center. At the core of MSNE is the Microsoft New England Research & Development Center (NERD). NERD is a world-renowned research and software development center, and is home to teams working on critical products and services like Microsoft Office 365 and Microsoft SQL. NERD also serves as a center of gravity for the local tech community, having hosted more than 1,000 events and welcomed more than 100,000 visitors since opening in 2008.

paradigm4

http://www.paradigm4.com/

SciDB -- Paradigm4′s open-source computational database -- lets you do more analysis with less hassle. Our all-in-one scalable platform combines persistent storage, ACID database guarantees, and in-place complex analytics, so you can work as nimbly and concisely with PBs as GBs. You don’t have to think about memory limitations, data distribution, parallel algorithms, or transferring data between files or a data warehouse and a math/stats package. SciDB’s native multi-dimensional array data store is well-matched for fast interactive exploratory analytics and model creation across a wide variety of data, including population, location, time-series, genomics, and sensor data. SciDB runs on commodity hardware clusters or in a cloud. With SciDB-R and SciDB-Py you can develop in a familiar IDE and programming language and get seamlessly integrated access to a smart distributed ACID data store with large-scale analytics automatically off-loaded to a computational cluster.

DataRobot

http://www.datarobot.com/

DataRobot is a predictive analytics platform that increases the productivity of data scientists.

Kensho Finance

http://www.kenshofinance.com/home/

Kensho combines high-speed search algorithms and machine learning to create a new class of predictive analysis tools in finance. Addressing the two biggest challenges surrounding financial analysis on Wall Street today--scale and automation--Kensho's statistical computing and financial risk analysis applications are providing the next generation Bloomberg terminal in the cloud.

Founded in the spring of 2013 out of MIT, Harvard, and Stanford, Kensho's seasoned team brings professional experience from Google and the United States Federal Reserve. Kensho's cloud computing technologies are currently used by financial professionals at Goldman Sachs, BlackRock, Fidelity, Morgan Stanley, Blackstone, and dozens of other leading institutions.

Kensho has received seed funding from The Experiment Fund: Accel Partners, NEA, and Polaris Partners.

Acadian

http://www.acadian-asset.com/

Acadian Asset Management LLC is a Boston-headquartered investment management firm with wholly owned affiliates located in Singapore and London. Our wholly owned affiliate in Singapore is licensed with the Monetary Authority of Singapore (Acadian Asset Management Singapore Pte Ltd.) Our affiliate in the U.K. (Acadian Asset Management (UK) Ltd.) is authorized as an investment manager with the UK Financial Services Authority.

Acadian specializes in active global and international equity strategies, employing sophisticated analytical models for active stock selection as well as peer group (country, region and industry) valuation. We also offer fixed income strategies in the emerging markets. Our proprietary database covers over 40,000 securities in more than 60 markets worldwide. Acadian's extensive research capabilities are used to develop customized investment management strategies for our clients.

AWeber

http://www.aweber.com/

Founded in 1998, Aweber develops opt-in email marketing tools used by over 120,000 small businesses around the world to stay in touch with customers and prospects. Aweber provides sophisticated segmentation and analytics, social media and testing applications, extensive template libraries, and industry-leading deliverability and live support. AWeber produces software using agile methodologies, and quite a bit of Python - see our careers page at http://aweber.jobs

BitSight

http://www.bitsighttech.com/

BitSight is transforming how companies manage technology risk. BitSight’s global platform measures risk by collecting and analyzing vast amounts of data on security behaviors. With its empirical, data-driven risk assessments, BitSight provides organizations with the insight needed to proactively identify, quantify, and mitigate risk. BitSight was founded in 2011 and is based in Cambridge, MA.

Essess

http://www.essess.com/

Essess is a technology company based in Boston, Mass, that is focused on helping building owners increase comfort, save money, and eliminate energy waste. Essess uses a combination of a proprietary thermal imaging technology and proprietary analytics to provide building owners with a compelling, easy-to-read, thermal image that highlights potential fixes to the building structure. Through this technology, Essess provides a low-cost and easily scalable means of identifying potential sources of leaks, a leading source of energy waste in the building sector. Partners, including utilities and home performance professionals, can use Essess’s thermal imaging technology to engage customers and to drive business by inspiring them to take action.

GitHub

https://github.com/

GitHub is the best place to share code with friends, co-workers, classmates, and complete strangers. Over three million people use GitHub to build amazing things together.

With the collaborative features of GitHub.com, our desktop and mobile apps, and GitHub Enterprise, it has never been easier for individuals and teams to write better code, faster.

Originally founded by Tom Preston-Werner, Chris Wanstrath, and PJ Hyett to simplify sharing code, GitHub has grown into the largest code host in the world.

O'Reilly

http://oreilly.com./

O'Reilly spreads the knowledge of innovators through its technology books, online services, magazines, research, and tech conferences. Since 1978, O'Reilly has been a chronicler and catalyst of leading-edge development, homing in on the technology trends that really matter and galvanizing their adoption by amplifying "faint signals" from the alpha geeks who are creating the future. An active participant in the technology community, O'Reilly has a long history of advocacy, meme-making, and evangelism.