What departments does Sierra Energy have?

Sierra Energy has employees across 4 departments including Engineering, Business Development, Operations, Human Resources.

What is the largest department at Sierra Energy?

The largest department at Sierra Energy is Engineering with 3 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

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
49

United States Of America
48
Canada
1

Africa
1

South Africa
1

Asia
1

Singapore
1

Sierra Energy's Leadership

S. K.
Ceo And President
Mobile Phone
Email
M. D.
Chief Technology Officer
Mobile Phone
Email
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
V. H.
Director, Grants
Mobile Phone
Email
L. S.
Director, Human Resources
Mobile Phone
Email
E. R.
Assistant General Manager
Mobile Phone
Email

Sierra Energy Employee Metrics

100%

50%

0%

2026

2025

Administrative
Accounting
Arts & Design
Business
Community & Social Services
Other

Contact profiles from Sierra Energy

Name

Title

Contact Info

Location

Last Update

S. K.
Ceo And President
Mobile Phone
Email
United StatesDistrict of Columbia
May 27, 2026
M. D.
Chief Technology Officer
Mobile Phone
Email
United StatesMississippi
Apr 29, 2026
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
V. H.
Director, Grants
Mobile Phone
Email
United States
Apr 13, 2026
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

Frequently Asked Questions

What is Sierra Energy known for?

Sierra Energy was founded in 2004 operates in the Renewable Energy Equipment Manufacturing industry. The company's main headquarters is located in 1222 Research Park Drive Davis, California 95618 United States; you can contact the 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 . 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 June 2026. These team members are located across 3 continents, including North AmericaAfricaAsia.

Who are Sierra Energy's key employees and leadership?

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

Ceo And President: S. K.
Chief Technology Officer: M. D.
Vice President Of Business Development: K. P.
Vice President Operations: L. C.
President And Chief Executive Officer: M. H.

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Sierra Energy Employee Directory

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