City of Elk Grove

For fiscal year 2021, the Company derived 34.5% of its Energy segment revenues from three customers, LADWP, Duke Energy and Consolidated Edison of New York, and it derived 10.3% of its Engineering and Consulting segment revenues from one customer, the City of Elk Grove.

For the three and six months ended July 1, 2021, the Company derived 11.5% and 10.9%, respectively, of its Energy segment revenues from one customer, Consolidated Edison of New York, and it derived 13.9% and 15.8%, respectively, of its Engineering and Consulting segment revenues from one customer, the City of Elk Grove.The Company’s largest clients are based in California and New York.

For the three months ended April 2, 2021, the Company derived 10.3% of its Energy segment revenues from one customer, Consolidated Edison of New York, and it derived 17.8% of its Engineering and Consulting segment revenues from one customer, the City of Elk Grove.

For fiscal year 2020, the Company derived 22.5% of its Energy segment revenues from two customers, LADWP and The Dormitory Authority State of New York (“DASNY”), and it derived 18.2% of its Engineering and Consulting segment revenues from one customer, the City of Elk Grove.

For the three and nine months ended October 2, 2020, the Company derived 18.7% and 19.6%, respectively, of its Engineering and Consulting segment revenues from one customer, the City of Elk Grove.

For the three and six months ended July 3, 2020, the Company derived 28.3% and 32.3%, respectively, of its Energy segment revenues from two customers, LADWP and DASNY, and it derived 20.6% and 20.1%, respectively, of its Engineering and Consulting segment revenues from one customer, the City of Elk Grove.

For fiscal year 2019, the Company derived 34.7% of its Energy segment revenues from two customers, Consolidated Edison of New York and the Los Angeles Department of Water and Power, and it derived 25.0% of its Engineering and Consulting segment revenues from one customer, the City of Elk Grove.