When was Bulb founded?

Bulb was founded in 2014 and raised its 1st funding round 1 year after it was founded.

Where is Bulb located?

Bulb is headquartered in London, United Kingdom.

Which legal entities is Bulb associated with?

Bulb is associated with SIMPLE ENERGY LIMITED and 3 others.

How many employees does Bulb have?

As of Sep 30, 2026, the latest employee count at Bulb is 168.

Is Bulb a funded company?

Bulb is a funded company, having raised a total of $91.5M across 6 funding rounds to date. The company's 1st funding round was a $***** Seed round, raised on Feb 23, 2015.

How much is Bulb worth?

The last known valuation of Bulb was £***** as of Jul 20, 2017.

When was the latest funding round of Bulb?

Bulb's latest funding was a $***** Series B round on Jun 12, 2018, with participation from 2 investors.

Where does Bulb rank among its competitors?

Bulb ranks 4th amongst 5 active competitors, only 1 of which is funded., of which only Octopus Energy is funded and secured an undisclosed amount in Dec, 2025.

Who are the top competitors of Bulb?

Bulb's top competitors include OVO Energy, Octopus Energy and EDF Energy. Among them, Octopus Energy secured the most recent funding round in December, 2025.

Bulb - 2026 Company Profile, Team, Funding, Competitors & Financials

Company Details

Bulb, the UK based online renewable gas and electricity supplier which competes with the likes of Big 6 utility companies. Bulb, which provides 100% renewable electricity, puts the price drops down to improvements in its technology and processes, as well as lower wholesale energy prices. The company offers one variable tariff and one fixed tariff to simplify the energy supply value chain.

Website: bulb.co.uk
Social
Email ID: *****@bulb.co.uk, *****@bulb.co.uk
Phone Number: +44 **********
Part Of

Key Metrics

Founded Year

2014

Location

London, United Kingdom

Stage

Acquired

Total Funding

$91.5M in 6 rounds

Latest Funding Round

Series B, Jun 12, 2018, $*****

Last Known Valuation

£***** as on Jul 20, 2017

Investors

DST Global & 35 more

Ranked

4^th among 5 active competitors

Employee Count

168 as on Sep 30, 2026

Similar Companies

OVO Energy & 17 more

Exit Details

Acquired by Octopus Energy (Oct 08, 2022)

View Bulb's full profile

Bulb is associated with 4 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
SIMPLE ENERGY LIMITED CIN: 9249540 , United Kingdom, Active		-	-
BULB UK OPERATIONS LIMITED CIN: 14415312 , United Kingdom, Active	Oct 11, 2022	£0 - £1M (As on Apr 30, 2025)	-
BULB ENERGY LTD CIN: 8469555 , Vanuatu, Active	Apr 01, 2013	-	-	-
BULB ENERGY LTD CIN: 8469555 , Germany, Active	Apr 01, 2013	-	-

Bulb got acquired by Octopus Energy on Oct 08, 2022.

Click here to take a look at Bulb's acquisition in detail

Bulb has raised a total funding of $91.5M over 6 rounds. Its first funding round was on Feb 23, 2015. Its latest funding round was a Series B round on Jun 12, 2018 for $*****. 2 investors participated in its latest round. Bulb has 6 institutional investors and 30 angel investors.

Here is the list of recent funding rounds of Bulb:

Filter this list

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Jun 12, 2018	8581145	Series B	5566791	9939572	6176646	6578756
Sep 2017	1620383	Series A	2060141	3354477	4267979	2682781
Apr 04, 2017	3753663	Series A	6061630	5732281	1496962	5397923

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View details of Bulb's funding rounds and investors

The founders of Bulb are Amit Gudka and Hayden Wood.

Here are the details of Bulb's key team members:

Amit Gudka: Former Co-Founder of Bulb. They are also an angel investor in 3 startups and serve on the board of 1 company.
Contact Info: 1 email address
Hayden Wood: Former Co-Founder of Bulb. They are also an angel investor in 2 startups and serve on the board of 1 company.

Bulb's Board of Directors

Bulb's board has 3 active members. Hayden Wood is part of team and John Wells and Joe Richardson are independent board members.

Here is the list of Bulb's board of directors:

Name	Type	Representing	Status	Duration
Hayden Wood	Team	-	Current	11y 9m
zrsjjgj	Team	-	Past	2y 6m
John Wells	Independent board member	-	Current	10y 6m
xplirmt	Independent board member	-	Current	7y 8m
dsea{ps	Independent board member	-	Past	1y 3m
ould{ol	Independent board member	-	Past	6y 9m
zbfembp	Independent board member	-	Past	2y 3m

View details of Bulb's Founder profiles and Board Members

Bulb's employee count trend

Bulb has 168 employees as of Sep 26. Here is Bulb's employee count trend over the years:

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Top competitors of Bulb include OVO Energy, Octopus Energy and EDF Energy. Here is the list of Top 10 competitors of Bulb, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	OVO Energy 2009, Bristol (United Kingdom), Acquired	Provider of residential electricity and natural gas supply utility services	$516M	Mitsubishi Corporation, Mayfair & 4 others	83/100
2nd	Octopus Energy 2015, London (United Kingdom), Series F	Retailer of electricity and gas providing heat pumps and chargers	$1.96B	Generation Investment Management, CPP Investments ... & 21 others	83/100
3rd	EDF Energy 2010, London (United Kingdom), Funding Raised	Electric utility company	-	Gov, Legal & General Capital & 2 others	70/100
4th	Bulb 2014, London (United Kingdom), Acquired	Renewable energy supplier	$91.5M	DST Global, Magnetar & 34 others	59/100
5th	Maven Energy 2021, Stamford (United Kingdom), Acquired	Manufacturer of solar powered products	-	-	20/100