Maxwell Technologies

Maxwell Technologies is a company that develops, manufactures, and markets energy storage and power delivery products. It offers ultracapacitor cells, multi-cell packs, modules, and subsystems that provide energy storage and power delivery solutions for applications in automotive, grid energy storage, wind, bus, industrial, and truck industries. Maxwell Technologies also supplies lithium-ion capacitors serving the rail, grid, and industrial markets. In addition, the company delivers CONDIS high-voltage capacitors, such as grading and coupling capacitors, electric voltage transformers, and metering products.

Employee Rating

Parent CompanyTesla
HQYongin-si, KR
Cybersecurity ratingAMore
Maxwell Technologies was founded in 1965 and is headquartered in Yongin-si, KR

Viewing summary data as a guest

Sign up for free to see all data

Key People/Management at Maxwell Technologies

John Grinwall

John Grinwall

Dennis Flynn

Dennis Flynn

Director Market Research and Brand/Communications
Priya Bendale

Priya Bendale

Sr. Director, Global Applications & Systems Engineering
Show more

Maxwell Technologies Office Locations

Maxwell Technologies has an office in Yongin-si
Yongin-si, KR (HQ)
Dongtangiheung-ro, Giheung-dong, Giheung-gu
Show all (1)

Maxwell Technologies Financials and Metrics

Summary Metrics

Founding Date


Total Funding

$72 m


In total, Maxwell Technologies had raised $72 m. Maxwell Technologies is a subsidiary of Tesla

Maxwell Technologies Revenue

Embed Graph
View revenue for all periods
Maxwell Technologies's revenue was reported to be $90.46 m in FY, 2018 which is a 30.6% decrease from the previous period.
USDFY, 2016FY, 2017FY, 2018



Revenue growth, %


Cost of goods sold


Gross profit

USDQ1, 2016Q2, 2016Q3, 2016Q1, 2017Q2, 2017Q3, 2017Q1, 2018Q2, 2018Q3, 2018Q1, 2019



Cost of goods sold


Gross profit


Gross profit Margin, %

USDFY, 2016FY, 2017FY, 2018



Accounts Receivable


Prepaid Expenses



USDQ1, 2016Q2, 2016Q3, 2016Q1, 2017Q2, 2017Q3, 2017Q1, 2018Q2, 2018Q3, 2018Q1, 2019



Accounts Receivable


Prepaid Expenses



USDFY, 2016FY, 2017FY, 2018

Net Income


Depreciation and Amortization




Accounts Payable

USDQ1, 2016Q2, 2016Q3, 2016Q1, 2017Q2, 2017Q3, 2017Q1, 2018Q2, 2018Q3, 2018Q1, 2019

Net Income


Depreciation and Amortization




Accounts Payable

USDQ1, 2016

Financial Leverage

1.4 x
Show all financial metrics

Maxwell Technologies Operating Metrics

FY, 2014FY, 2015FY, 2016FY, 2017FY, 2018


$18.9 m$18.1 m$11.4 m$21.4 m$15.4 m

Patents (US)


Patents Pending (US)


Trademarks (US)

Show all operating metrics

Maxwell Technologies Acquisitions / Subsidiaries

Company NameDateDeal Size
Nesscap EnergyApril 28, 2017$23.2 m
I-Bus/Phoenix, Inc.
Maxwell Holding GmbH (formerly I-Bus/Phoenix, GmbH)
Maxwell Technologies GmbH
Maxwell Technologies Hong Kong Ltd
Maxwell Technologies Korea Co., Ltd. (formerly Nesscap Korea Co., Ltd)
Maxwell Technologies SA
Maxwell Technologies Shanghai Trading Co., Ltd
Maxwell Technologies Shenzhen Trading Co., Ltd
MML Acquisition, Inc.

Maxwell Technologies Revenue Breakdown

Embed Graph

Maxwell Technologies revenue breakdown by geographic segment: 13.5% from Germany, 23.8% from All Other Countries, 13.5% from Hungary, 17.4% from United States and 31.8% from China

Maxwell Technologies Cybersecurity Score

Cybersecurity ratingPremium dataset



SecurityScorecard logo

Maxwell Technologies Environment, Social & Governance (ESG) Ratings

CSRHub ESG ratingPremium dataset


out of 100

CSRHub logo

Maxwell Technologies Online and Social Media Presence

Embed Graph

Maxwell Technologies News and Updates

Worldwide Supercapacitor Industry Analysis and Forecast to 2025 - Featuring Maxwell Technologies, Panasonic and Eaton Among Others

Dublin, April 20, 2021 (GLOBE NEWSWIRE) -- The "Supercapacitor Global Market Insights 2020, Analysis and Forecast to 2025, by Manufacturers, Regions, Technology, Application" report has been added to's offering. This report describes the global market size of Supercapacitor …

Tesla acquisition of Maxwell is going to have a very big impact on batteries

Elon Musk has commented on Tesla’s acquisition of Maxwell, an ultra-capacitor manufacturer and battery technology company, and shed some lights on the automaker’s plan for the company. When Tesla announced the acquisition of the San Diego-based ultracapacitor and battery company Maxwell for over $20…

Tender Offer Extension for Acquisition of Maxwell Technologies, Inc.

Tesla, Inc. today announced that it has extended the expiration of its previously announced offer, through its direct wholly-owned subsidiary Cambria Acquisition Corp., a Delaware corporation, to acquire each outstanding share of common stock of Maxwell Technologies, Inc.

Maxwell Technologies Announces Filing of 2018 Form 10-K

Maxwell Technologies, Inc. (Nasdaq: MXWL or the "Company" or "Maxwell"), a leading developer and manufacturer of energy solutions, today announced it has filed its Form 10-K with the Securities and Exchange Commission ("SEC") for the period ended December 31, 2018. On February 3, 2018, the Company …

Tesla's Acquisition of Maxwell Technologies Should Reduce Battery Costs - Freedonia Group Analysis

CLEVELAND, Feb. 8, 2019 /PRNewswire/ -- Tesla announced this week that it had acquired Maxwell Technologies, a deal that is expected to be finalized by mid-2019. Maxwell Technologies, which already supplies lithium-ion batteries for EVs manufactured by other automakers, can help Tesla...

Tesla Inks Deal To Acquire Maxwell Technologies In Stock Deal

Tesla and Maxwell Technologies have drafted a proposal that Maxwell executives have agreed to that, if shareholders agree, would result in Tesla acquiring the company in a stock deal. The deal is detailed in a letter from Maxwell and an 8-K Filing with the SEC filed by the company on February 4th,
Show more

Maxwell Technologies Frequently Asked Questions

  • When was Maxwell Technologies founded?

    Maxwell Technologies was founded in 1965.

  • Who are Maxwell Technologies key executives?

    Maxwell Technologies's key executives are John Grinwall, Dennis Flynn and Priya Bendale.

  • How many employees does Maxwell Technologies have?

    Maxwell Technologies has 260 employees.

  • What is Maxwell Technologies revenue?

    Latest Maxwell Technologies annual revenue is $90.5 m.

  • What is Maxwell Technologies revenue per employee?

    Latest Maxwell Technologies revenue per employee is $347.9 k.

  • Who are Maxwell Technologies competitors?

    Competitors of Maxwell Technologies include INTILION, ZincFive and North Star Battery.

  • Where is Maxwell Technologies headquarters?

    Maxwell Technologies headquarters is located at Dongtangiheung-ro, Giheung-dong, Giheung-gu, Yongin-si.

  • Where are Maxwell Technologies offices?

    Maxwell Technologies has an office in Yongin-si.

  • How many offices does Maxwell Technologies have?

    Maxwell Technologies has 1 office.