Projects

View some of our past projects and experiences

Case Studies

Explore our most successful audit case studies. Click for an in-depth report of each project.
Dallas, TX
Beijing, China-2
La Jolla, CA
San Ramon, CA
Sacramento, CA
Seattle, WA
Los Angeles, CA
Fort Launderdale, FL
San Francisco, CA
Long Beach, CA
Washington, DC
Shanghai, China

Assessed & Audited Buildings

Each building below has been audited or assessed by Optimal Building, and the saving created by our recommendations.

1001 Pennsylvania Avenue

Washington, DC
$0.03
$/sf
0.45
kwh/sf
376,716
kwh saved

10877 White Rock

Sacramento, CA
$0.31
$/sf
2.05
kwh/sf
210,869
kwh saved

1155 Perimeter Center

Atlanta, GA
$0.11
$/sf
1.48
kwh/sf
458,035
kwh saved

11601 Wilshire Blvd.

Los Angeles, CA
$0.08
$/sf
0.64
kwh/sf
320,124
kwh saved

1515 Clay Street

Oakland, CA
$0.11
$/sf
0.64
kwh/sf
445,000
kwh saved

1525 Wilson Blvd

Arlington, VA
$0.24
$/sf
1.78
kwh/sf
565,830
kwh saved

1740 Technology Road

San Jose, CA
$0.15
$/sf
1.36
kwh/sf
292,564
kwh saved

1600 7th Street

Seattle , WA
$0.61
$/sf
0.54
kwh/sf
353,524
kwh saved

180 Grand Street

Oakland, CA
$0.25
$/sf
0.97
kwh/sf
273,095
kwh saved

1801-1841 Page Mill Rd.

Palo Alto, CA
$0.20
$/sf
1.13
kwh/sf
130,557
kwh saved

1999 Avenue of Stars Building

Los Angeles, CA
$0.07
$/sf
0.27
kwh/sf
225,780
kwh saved

1875 K Street

Washington, DC
$0.16
$/sf
1.06
kwh/sf
201,163
kwh saved

1920 & 2010 Centerview

Irvine, CA
$0.05
$/sf
1.08
kwh/sf
625,000
kwh saved

201 Redwood Shores

Redwood City, CA
$0.34
$/sf
1.55
kwh/sf
218,586
kwh saved

2001 Gateway East - West

San Jose, CA
$0.12
$/sf
1.49
kwh/sf
254,744
kwh saved

203 Redwood Shores

Redwood City, CA
$0.24
$/sf
1.19
kwh/sf
231,704
kwh saved

202 & 206 Cousteau Pl. - Mace Ranch CC

Sacramento, CA
$0.38
$/sf
1.83
kwh/sf
372,982
kwh saved

2033 Gateway Place

San Jose, CA
$0.12
$/sf
1.17
kwh/sf
157,930
kwh saved

2099 Gateway Place

San Jose, CA
$0.27
$/sf
2.30
kwh/sf
288,682
kwh saved

2077 Gateway Place

San Jose, CA
$0.30
$/sf
2.57
kwh/sf
225,595
kwh saved

2055 Gateway Place

San Jose, CA
$0.26
$/sf
1.90
kwh/sf
237,850
kwh saved

224 Airport Drive

San Jose, CA
$0.27
$/sf
2.09
kwh/sf
253,682
kwh saved

226 Airport Drive

San Jose, CA
$0.39
$/sf
2.90
kwh/sf
388,524
kwh saved

224 South Michigan

Chicago, IL
$0.09
$/sf
1.15
kwh/sf
476,083
kwh saved

2365 Iron Point Road

Folsom, CA
$0.25
$/sf
1.78
kwh/sf
215,646
kwh saved

235 Montgomery - Russ Building

San Francisco, CA
$0.10
$/sf
0.26
kwh/sf
148,788
kwh saved

25 Massachusetts Avenue

Boston, MA
$0.13
$/sf
0.91
kwh/sf
361,800
kwh saved

2420 Del Paso Rd.

Sacramento, CA
$0.06
$/sf
0.46
kwh/sf
49,700
kwh saved

2485, 2495 Natomas

Natomas, CA
$0.14
$/sf
1.27
kwh/sf
365,000
kwh saved

251 Causeway

Newton, MA
$0.55
$/sf
1.96
kwh/sf
294,768
kwh saved

275 Brannan Street

San Francisco, CA
$0.28
$/sf
0.98
kwh/sf
53,549
kwh saved

321 E. 2nd Street

Los Angeles, CA
$0.78
$/sf
3.15
kwh/sf
173,097
kwh saved

33 New Montgomery

San Francisco, CA
$0.31
$/sf
2.35
kwh/sf
575,000
kwh saved

33 Arch Street

Boston, MA
$0.12
$/sf
1.07
kwh/sf
646,744
kwh saved

400 S. El Camino Real

San Mateo, CA
$0.76
$/sf
7.63
kwh/sf
1,100,000
kwh saved

333 Twin Dolphin Road

Redwood City, CA
$0.10
$/sf
0.60
kwh/sf
110,427
kwh saved

411 1st Street

Seattle , WA
$0.04
$/sf
0.49
kwh/sf
80,101
kwh saved

4181 Ruffin Rd.

San Diego, CA
$0.11
$/sf
0.74
kwh/sf
139,681
kwh saved

4th & Madison

Seattle, WA
$0.09
$/sf
0.68
kwh/sf
576,344
kwh saved

505 1st Street

Seattle, WA
$0.12
$/sf
1.55
kwh/sf
446,969
kwh saved

50 California

San Francisco, CA
$0.06
$/sf
0.26
kwh/sf
180,000
kwh saved

550 Brand Street

Los Angeles, CA
$0.12
$/sf
0.84
kwh/sf
255,000
kwh saved

555 Market Street

San Francisco, CA
$0.09
$/sf
0.46
kwh/sf
128,690
kwh saved

555 Twin Dolphin Road

Redwood City, CA
$0.15
$/sf
0.86
kwh/sf
171,861
kwh saved

575 Market Street

San Francisco, CA
$0.04
$/sf
0.18
kwh/sf
84,514
kwh saved

610 West Ash Street

San Diego, CA
$0.15
$/sf
0.79
kwh/sf
150,000
kwh saved

621 Capitol Mall

Sacramento, CA
$0.18
$/sf
1.14
kwh/sf
433,566
kwh saved

625-2nd Street

San Francisco, CA
$0.43
$/sf
2.05
kwh/sf
290,559
kwh saved

655 Montgomery

San Francisco, CA
$0.43
$/sf
1.77
kwh/sf
468,492
kwh saved

700-13th Street

Washington, DC
$0.18
$/sf
1.15
kwh/sf
415,000
kwh saved

700 6th Street

Washington, DC
$0.11
$/sf
0.84
kwh/sf
252,360
kwh saved

707 – 17th Street

Denver, CO
$0.11
$/sf
0.68
kwh/sf
435,000
kwh saved

717 - 17th Street

Denver, CO
$0.11
$/sf
0.64
kwh/sf
450,000
kwh saved

83 King Street

Seattle, WA
$0.09
$/sf
1.17
kwh/sf
215,291
kwh saved

901 Market Street

San Francisco, CA
$0.29
$/sf
1.17
kwh/sf
257,081
kwh saved

875 Howard

San Francisco, CA
$0.18
$/sf
1.31
kwh/sf
261,337
kwh saved

959 Skyway Landing

Redwood City, CA
$0.09
$/sf
0.75
kwh/sf
88,745
kwh saved

989 Tower Road

Foster City, CA
$0.10
$/sf
0.88
kwh/sf
126,994
kwh saved

999 Skyway Landing

Redwood City, CA
$0.10
$/sf
0.70
kwh/sf
82,889
kwh saved

Auto Nation

Fort Lauderdale, FL
$0.13
$/sf
1.35
kwh/sf
275,000
kwh saved

Bishop Ranch (20) Buildings

San Ramon, CA
$0.11
$/sf
0.52
kwh/sf
1,936,278
kwh saved

Capitol Place

Sacramento, CA
$0.20
$/sf
1.24
kwh/sf
203,964
kwh saved

CA Department of Technology

Sacramento, CA
$0.10
$/sf
0.96
kwh/sf
148,000
kwh saved

Center Plaza

Boston, MA
$0.11
$/sf
0.63
kwh/sf
468,845
kwh saved

City Place Office

West Palm Beach, FL
$0.03
$/sf
0.37
kwh/sf
117,873
kwh saved

Columbus Center

Coral Gables, FL
$0.12
$/sf
1.11
kwh/sf
292,660
kwh saved

Colonnade Center

San Antonia, TX
$0.11
$/sf
1.10
kwh/sf
152,366
kwh saved

Concourse III, IV - 1731, 1735 Tech.DR.

San Jose, CA
$0.26
$/sf
0.53
kwh/sf
171,978
kwh saved

Colonnade Office Buildings

Dallas, TX
$0.09
$/sf
0.92
kwh/sf
1,052,649
kwh saved

Del Amo Center

Torrance, CA
$0.56
$/sf
3.65
kwh/sf
426,382
kwh saved

Drakes Landing

Marin, CA
$0.08
$/sf
0.71
kwh/sf
94,400
kwh saved

DOT Head Quarters Bldg.

Sacramento, CA
$0.16
$/sf
1.39
kwh/sf
644,524
kwh saved

EmeryTech

Emeryville, CA
$0.06
$/sf
0.33
kwh/sf
74,380
kwh saved

Esplanade Towers #1 - 4

Phoenix, AZ
$0.08
$/sf
0.78
kwh/sf
760,804
kwh saved

Ferry Building

San Francisco, CA
$0.35
$/sf
1.80
kwh/sf
359,945
kwh saved

Five Post Oak Park

Houston, TX
$0.10
$/sf
1.25
kwh/sf
708,826
kwh saved

Four Oaks Place

Houston, TX
$0.08
$/sf
0.64
kwh/sf
1,200,000
kwh saved

Folsom Corporate Center

Folsom, CA
$0.19
$/sf
1.39
kwh/sf
215,646
kwh saved

Hitachi America

Brisbane, CA
$0.35
$/sf
2.56
kwh/sf
550,000
kwh saved

Franklin Square

Washington, DC
$0.08
$/sf
0.66
kwh/sf
335,000
kwh saved

Genesse Executive Plaza

San Diego, CA
$0.16
$/sf
1.00
kwh/sf
322,533
kwh saved

Long Beach City Hall

Long Beach, CA
$0.26
$/sf
1.73
kwh/sf
468,330
kwh saved

Long Beach Library

Long Beach, CA
$0.41
$/sf
2.54
kwh/sf
228,977
kwh saved

Meir Frank Depot

Seattle, WA
$0.37
$/sf
4.22
kwh/sf
548,107
kwh saved

Media Studios North

Burbank, CA
$0.08
$/sf
0.50
kwh/sf
602,341
kwh saved

Long Beach Port

Long Beach, CA
$0.33
$/sf
2.00
kwh/sf
480,595
kwh saved

Met Park North

Seattle, CA
$0.07
$/sf
0.75
kwh/sf
153,777
kwh saved

Memorial Herman Medical Plaza

Houston, TX
$0.02
$/sf
0.20
kwh/sf
102,912
kwh saved

Metro Center - 950 Tower Road

Foster City, CA
$0.20
$/sf
1.92
kwh/sf
922,164
kwh saved

Metro Place I, II, III

San Jose, CA
$0.47
$/sf
1.56
kwh/sf
751,687
kwh saved

Metro Point I, II

Denver, CO
$0.04
$/sf
0.43
kwh/sf
197,123
kwh saved

National Cancer Institute

Arlington, VA
$0.05
$/sf
0.45
kwh/sf
273,375
kwh saved

National Research Center

Arlington, VA
$0.06
$/sf
0.63
kwh/sf
225,000
kwh saved

National Institute of Allergy & Infectious Disease

Arlington, VA
$0.03
$/sf
0.51
kwh/sf
261,446
kwh saved

One & Two Potomic Yard

Arlington, VA
$0.10
$/sf
1.17
kwh/sf
760,993
kwh saved

New River Center

Fort Lauderdale, FL
$0.15
$/sf
1.50
kwh/sf
422,315
kwh saved

One Del Mar

San Diego, CA
$0.14
$/sf
0.64
kwh/sf
77,000
kwh saved

One Boston Place

Boston, MA
$0.03
$/sf
0.30
kwh/sf
245,843
kwh saved

Oyster Point Marina Plaza

South San Francisco, CA
$0.17
$/sf
0.72
kwh/sf
338,574
kwh saved

Oyster Point Marina Plaza

South San Francisco, CA
$0.14
$/sf
0.73
kwh/sf
340,167
kwh saved