What departments does Sierra Energy have?

Sierra Energy has employees across 6 departments including Entrepreneurship, Business Development, Operations, Human Resources, Banking.

What is the largest department at Sierra Energy?

The largest department at Sierra Energy is Operations with 2 employees.

Where are Sierra Energy employees located globally?

Sierra Energy has employees across 3 continents and 4 countries including South Africa, Singapore, United States Of America, Canada.

How has Sierra Energy's team size changed over time?

Sierra Energy's team has grown from approximately 15 to 16 employees based on available data.

Sierra Energy Employee Directory

Q: Who are Sierra Energy's key employees and leadership?

Sierra Energy's key employees include: President And Chief Executive Officer: M. H., Vice President Of Business Development: K. P., Vice President Operations: L. C.

Renewable Energy Equipment ManufacturingCalifornia, United States51-200 Employees

Its market focus includes municipalities and other public-sector customers seeking alternatives to traditional waste disposal and opportunities to generate local energy and revenue. As a midsize player in renewable energy equipment manufacturing, Sierra Energy has seen leadership changes in recent years, with Johan van Walsem joining as chief operating officer in January 2020 and later being promoted to president and COO in 2022.

Sierra Energy Global Highlights

North America
55

United States Of America
54
Canada
1

Africa
1

South Africa
1

Asia
1

Singapore
1

Sierra Energy's Leadership

K. P.
Vice President Of Business Development
Mobile Phone
Email
L. C.
Vice President Operations
Mobile Phone
Email
M. H.
President And Chief Executive Officer
Mobile Phone
Email
L. S.
Director, Human Resources
Mobile Phone
Email
E. R.
Assistant General Manager
Mobile Phone
Email
G. L.
Assistant Manager
Mobile Phone
Email
J. S.
Assistant Manager
Mobile Phone
Email
K. W.
Branch Manager
Mobile Phone
Email

Sierra Energy Employee Metrics

100%

50%

0%

2026

2025

Administrative
Accounting
Arts & Design
Business
Community & Social Services
Other
Consultant

Contact profiles from Sierra Energy

Name

Title

Contact

Location

Last Update

M. H.
President And Chief Executive Officer
Mobile Phone
Email
Oct 21, 2024
K. P.
Vice President Of Business Development
Mobile Phone
Email
Oct 16, 2024
L. C.
Vice President Operations
Mobile Phone
Email
Oct 18, 2024
L. S.
Director, Human Resources
Mobile Phone
Email
Mar 27, 2025
E. R.
Assistant General Manager
Mobile Phone
Email
Oct 22, 2024
G. L.
Assistant Manager
Mobile Phone
Email
Apr 25, 2025
J. S.
Assistant Manager
Mobile Phone
Email
Oct 16, 2024
K. W.
Branch Manager
Mobile Phone
Email
Apr 24, 2025
L. G.
Manager
Mobile Phone
Email
Apr 24, 2025
C. C.
Deli
Mobile Phone
Email
Apr 23, 2025

Frequently Asked Questions

What is Sierra Energy known for?

Sierra Energy was founded in 2004 and operates in the Renewable Energy Equipment Manufacturing industry. You can contact Sierra Energy's main corporate office by phone at

+1-530-759-****

. Explore Sierra Energy's company overview page for more information.

What is Sierra Energy's most common email format?

Sierra Energy employees' email format typically follows the pattern of FLast@sierraenergy.com. Trying to find reliable and up-to-date employee contact data? Find more Sierra Energy email formats with LeadIQ.

How many employees does Sierra Energy have currently?

Sierra Energy has approximately 61 employees as of August 2026. These team members are located across 3 continents, including North America, Africa and Asia.

Who are Sierra Energy's key employees and leadership?

As of August 2026, Sierra Energy's key employees include:

Vice President Of Business Development: K. P.
Vice President Operations: L. C.
President And Chief Executive Officer: M. H.
Director, Human Resources: L. S.
Assistant General Manager: E. R.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking

Sierra Energy Employee Directory

Find Sierra Energy employees' phone numbers or email addresses

Name search is limited — try advanced search instead