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Mascoma

Biotech & Life Sciences · Boston, United States · Founded 2005

Biofuel company that produces cellulosic ethanol made from wood and switchgrass MoreLess

Mascoma was established in 2005 as a biofuel enterprise focused on producing cellulosic ethanol from non-food materials like wood and switchgrass. The company originated from research at Dartmouth College and was co-founded by professors Lee Lynd and Charles Wyman, alongside CEO Robert Johnsen. Lynd, a distinguished professor in environmental engineering, has dedicated his career to the sustainable production of energy from plant biomass, co-founding Mascoma to translate his academic research into commercial applications. The firm's name is a nod to Mascoma Lake, situated near its Lebanon, New Hampshire, headquarters.

Initially, Mascoma attracted significant investment from venture capital firms such as Flagship Ventures and Khosla Ventures in 2006. The company's primary business was centered on developing and commercializing bio-engineered yeasts and other microbes to enhance the efficiency and cost-effectiveness of renewable fuel and chemical production. Its core technology platform, Consolidated Bioprocessing (CBP), aimed to streamline the conversion of cellulosic biomass into ethanol. A key product, Mascoma Grain Technology (MGT), utilized a genetically-modified yeast that produces its own enzymes, thereby improving ethanol yields from corn-based processes.

In a significant strategic shift, Mascoma entered into an exclusive partnership with Lallemand Inc. in 2012 to manufacture and distribute its MGT yeast product. This collaboration culminated in November 2014 when Lallemand acquired Mascoma's yeast business assets, including the company name, trademarks, all proprietary yeast strains, and the entire research and development team. Following the acquisition, the R&D facility in Lebanon, NH, was rebranded as Mascoma LLC and now operates as a research and development center for Lallemand. It functions as a semi-independent group, leveraging synthetic biology and metabolic engineering to create new products for the global fuel, food, and feed markets. The remaining assets of the original Mascoma Corp. were subsequently renamed Enchi Corporation.

Keywords: industrial biotechnology, cellulosic ethanol, bio-engineered yeast, renewable fuels, metabolic engineering, Lallemand, biomass conversion, biofuels, synthetic biology, microbial products

Company overview

Mascoma company information

The essential company record, classifications and operating signals in one place.

Status
Acquired
Founded
2005
Headquarters
Boston, United States
Employees
76
Open positions
None listed
Dealroom signal
72.6
Investment activity
1 companies · latest Sep 2010
Capital deployed
Preferred round
ACQUISITION
client focusb2bsub industryClean Energysub industryBioTechnologybusiness modelManufacturingindustryHealthsectorBiotechnologysectorWoodsectorSpinoutsectorBiofuelsectorSustainable Development GoalssectorBiotech and PharmasectorClimate TechsectorDT and LSsectorscience-based

Valuation & funding

Mascoma funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
ACQUISITIONOther financing Nov 2014 $0 Lallemand
DEBTDebt Aug 2011 $50M Pinnacle Ventures
SERIES COther financing May 2008 $61M $244M Kleiner Perkins · Khosla Ventures · General Catalyst · Flagship Pioneering
GRANTOther financing Dec 2006 $15M NYSERDA
SERIES AOther financing Jul 2006 $4M $16M Khosla Ventures · Flagship Pioneering
SPINOUTOther financing Jan 2005 Dartmouth College
Showing 6 recorded eventsUnlock the complete deal history →

Growth signals

Mascoma website traffic

Latest recorded traffic for Mascoma is 220 monthly website visits, down 56.9% over the last three months. Mascoma's team grew 1.3% over the past year.

Latest monthly visits220 3-month web change-56.9% 1-year team growth+1.3%
Monthly website visits58 observations · Apr 2016–Dec 2025
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Comparisons

Mascoma compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Capital deployed

Mascoma investments and acquisitions

Recent portfolio relationships for companies that also act as investors or acquirers.

Talent graph

Mascoma's talent

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Team profiled 24 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

8 investors on Mascoma's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 1 investor entered at this stage
NYSERDA
Series A 2 investors entered at this stage
Series B+ 3 investors entered at this stage
Other known 2 additional known investors
Dartmouth College
Lallemand

Global footprint

Where Mascoma has talent and traffic

Workforce by country
3 countries with
team presence
🇺🇸 United States96.3%
🇨🇦 Canada1.9%
🇮🇹 Italy1.9%
3 countries shown

In the news

Latest news about Mascoma

Recent press, funding announcements, and product moves mentioning Mascoma — open to read from the original sources.

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Market sentiment

What the market is saying about Mascoma

An AI-synthesized read of the highest-engagement posts about Mascoma on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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