Mar Con Builders, Inc.
$18.5Mnot to exceed, approved on consent
28items approved on consent
29official Legistar records, all years
About this vendor
Mar Con Builders is a commercial general contractor based in Oakland, California. It does ground-up construction, tenant improvements, pre-construction and design-build work for education, healthcare, municipal, commercial and public works clients in the San Francisco Bay Area and Sacramento.
- Registered name
- Mar Con Builders, Inc.
- Type
- Company
- Website
- marconbuilders.com
- Phone
- (510) 639-1914
- Address
- 8108A Capwell Drive, Oakland, CA 94621
Researched by AI from public sources on Oct 2, 2026, checked by a second, independent AI review, with every contact detail matched to a cited page. Not from OUSD or Legistar; may be incomplete or out of date. Sources: Home - Mar Con Builders, About Us - Mar Con Builders, Contact Us - Mar Con Builders.
What the district contracts them for
Categories and action types are this tool's classification (AI-assigned, then checked), not Legistar fields. How this works.
Official information from Legistar
Legistar has no vendor profile; a vendor appears only as the vendor number on each record. These fields come from the official records listed at the bottom of this page.
- OUSD vendor number
002712- Named in the agenda text as
- Mar Con Builders, Inc.; Mar Con Builders; Mar Con Builders Inc.; MarCon Builders, Inc.; Mar Con Builder, Inc.; Redgwick Construction Company
- Presenting offices
- Deputy Chief, Facilities Planning and Management (29)
- Record types
- Agreement or Contract (29)
- Funding sources
- Building Fund 21 Measure Y; Fund 21 Building Fund Measure B; Fund 21 Building Fund Measure Y; Fund 21 Building Fund Measure Y Fund 25 Capital Facilities Fund; Fund 21 Building Fund, Measure Y; Fund 21 Building Fund, Measure Y and Fund 12 Child Dev.; Fund 21 Measure J; Fund 21, Measure J; Fund 21/measure Y; Fund 25 Capital Facilities Fund
- Resource / site codes
9021 3539021 8409350 96639350-2299399 3539450-1319650 1149650 1539650-1149650-169650-1659650-8119655 2049655 3339655 805 98509655 8129655 8409655/3339655/6105-8129655/8059655/8129658 0019816 1659817 811
Approved on the consent report (28)
- Approves up to $225,000 for Mar Con Builders to secure window openings at the Paul Robeson BuildingSep 24, 2025 ·
P.-10·25-2142· Aug 26, 2025 – Oct 15, 2025 · Adopted on the General Consent ReportAfter work began$225Knot to exceed - Ratifies up to $101,025 for Mar Con Builders to secure the Ethel Moore Building siteAug 27, 2025 ·
M.-9·25-1965· Aug 6, 2025 – Sep 30, 2025 · Adopted on the General Consent ReportAfter work began$101Knot to exceed - Cuts Mar Con Builders' Hintil Kuu alarm project price by $56,550 for parts the district boughtJan 8, 2025 ·
L.-11·24-2948· Adopted on the General Consent Report−$57Knew total $811K - Credits back $64,150 on Mar Con's Bella Vista Child Development Center alarm contractJan 8, 2025 ·
M.-3·24-2853· Adopted on the General Consent Report−$64Knew total $747K - Credits back $92,338 on Mar Con's Oakland International High alarm contractJan 8, 2025 ·
M.-6·24-2966· Adopted on the General Consent Report−$92Knew total $828K - Adds $169,478 and 184 days to Mar Con Builders' Kaiser Child Development Center projectDec 11, 2024 ·
M.-4·24-2761· Nov 4, 2023 – Dec 31, 2024 · Adopted on the General Consent ReportAfter work beganRaises existing contractMulti-year+$169Knew total $7.12M - Adds $166,038 for Mar Con's extra work at the Kaiser Child Development CenterJun 26, 2024 ·
U.-8·24-1476· Adopted on the General Consent Report+$166Knot to exceed - Awards $811,391 to Mar Con for new fire and intrusion alarms at Bella Vista Child Development CenterJun 26, 2024 ·
U.-10·24-1483· Jun 27, 2024 – Sep 9, 2024 · Adopted on the General Consent Report$811K - Awards $867,262 to Mar Con for new fire and intrusion alarms at Hintil Kuu Child Development CenterJun 26, 2024 ·
U.-11·24-1484· Jun 27, 2024 – Sep 9, 2024 · Adopted on the General Consent Report$867K - Adds $79,567 for play mats and a track at Kaiser Child Development Center in a contract with Mar Con BuildersJun 12, 2024 ·
U.-1·24-1373· Adopted on the General Consent ReportRaises existing contract+$80Knew total $6.78M - Awards Mar Con Builders $7.48M to replace windows and walls at West Oakland Middle SchoolMay 22, 2024 ·
U.-1·24-0915· May 23, 2024 – Jun 14, 2025 · Adopted on the General Consent Report$7.48M - Adds $156,911 to Kaiser Child Development Center site work with Mar Con Builders and extends it to June 2024Apr 10, 2024 ·
U.-1·24-0475· Jun 8, 2023 – Jun 30, 2024 · Adopted on the General Consent ReportAfter work beganRaises existing contract+$157Knew total $6.71M - Adds $39,658 to MarCon Builders' Community Day campus contract for fire alarm and electrical workFeb 14, 2024 ·
U.-1·23-2856· Adopted on the General Consent ReportNo bidRaises existing contract+$40Knew total $327K - Adds $23,434.00 to MarCon Builders' contract to move an electrical panel at Community Day CampusNov 16, 2023 ·
E.-17·23-2444· Adopted on the General Consent ReportRaises existing contract+$23Knew total $288K - Awards Mar Con Builders $6.55M for Kaiser Child Development Center play area and campus upgradesJun 7, 2023 ·
U.-2·23-1135· Jun 8, 2023 – Nov 4, 2023 · Adopted on the General Consent Report$6.55M - Hires Mar Con Builders for $920,409 to replace the intrusion alarm at Oakland International HighMay 24, 2023 ·
T.-18·23-1143· May 26, 2023 – Aug 23, 2023 · Adopted on the General Consent Report$920K - Awards $264,337 to Mar Con Builders to modify a building at the Community Day CampusApr 26, 2023 ·
U.-5·23-0831· May 11, 2023 – Jul 9, 2023 · Adopted on the General Consent ReportText discrepancy$264K - Cuts $1,492 from Piedmont Avenue Elementary playmatting contract with Mar Con BuildersOct 13, 2021 ·
V1.-1·21-2089· Sep 11, 2020 – Sep 12, 2021 · Adopted on the General Consent Report−$1Knew total $191K - Adds $3,309.48 to Mar Con Builders' Acorn Woodland playground matting contractSep 22, 2021 ·
V1.-1·21-1871· Sep 16, 2020 – Nov 10, 2020 · Adopted on the General Consent ReportAfter work beganRaises existing contract+$3Knew total $117K - Adds $2,117 to Mar Con Builders' Emerson Child Development Center playground matting contractSep 22, 2021 ·
V1.-2·21-1907· Sep 16, 2020 – May 26, 2021 · Adopted on the General Consent ReportRaises existing contractText discrepancy+$2Knew total $60K - Adds $12,122.87 to Mar Con Builders' Global Family playground matting contractSep 22, 2021 ·
V1.-3·21-1908· Sep 16, 2020 – May 31, 2021 · Adopted on the General Consent ReportAfter work beganRaises existing contract+$12Knew total $100K - Cuts $17,273.51 from the Mar Con Builder contract for the Laurel Finishing Kitchen projectApr 28, 2021 ·
V1.-2·21-0815· Jul 25, 2019 · Adopted on the General Consent Report−$17Knew total $2.71M - Cuts $22,546 from Mar Con Builders' Elmhurst Middle boiler job and extends it to September 2020Apr 28, 2021 ·
V1.-5·21-0831· Apr 25, 2019 – Sep 30, 2020 · Adopted on the General Consent ReportAfter work beganMulti-year−$23Knew total $1.22M - Awards Mar Con Builders $113,200 to replace playmatting and play structure at Acorn WoodlandSep 9, 2020 ·
P.-1-3·20-1590· Sep 16, 2020 – Oct 31, 2020 · Adopted on the General Consent Report$113K - Awards Mar Con Builders $57,600 to replace playmatting and play structure at EmersonSep 9, 2020 ·
P.-1-4·20-1593· Sep 16, 2020 – Oct 31, 2020 · Adopted on the General Consent Report$58K - Awards Mar Con Builders $88,320 to replace playmatting and play structure at Global FamilySep 9, 2020 ·
P.-1-5·20-1594· Sep 16, 2020 – Oct 31, 2020 · Adopted on the General Consent Report$88K - Awards Mar Con Builders $192,000 to replace playmatting and play structure at Piedmont AvenueSep 9, 2020 ·
P.-1-6·20-1596· Sep 16, 2020 – Dec 15, 2020 · Adopted on the General Consent Report$192K - Awards Redgwick Construction Company $203,900 to replace playmatting and play structure at ShermanSep 9, 2020 ·
P.-1-7·20-1598· Sep 16, 2020 – Nov 15, 2020 · Adopted on the General Consent Report$204K
Other consent appearances (1)
Earlier appearances of items decided at a later meeting, and items not adopted or not yet acted on. These aren't counted in the totals above.
- Awards $7.48M to Mar Con Builders to replace windows and walls at West Oakland Middle SchoolMay 8, 2024 ·
U.-1· Adopted on the General Consent Report, May 22, 2024$7.48M
All Legistar records (29)
Every Legistar record carrying this vendor number in any year, on consent or not, plus records Legistar links to this vendor's consent items (for example, an amendment's original agreement). Newest first.
| Date | File | Official title | Type | Status |
|---|---|---|---|---|
| Sep 24, 2025 | 25-2142 | Agreement Between Owner and Contractor - Mar Con Builders Inc. - Paul Robeson Building Project - Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 25-1664 · Plain-English summary | Agreement or Contract | Passed |
| Aug 27, 2025 | 25-1965 | Agreement Between Owner and Contractor – Marcon Builders, Inc. – Ethel Moore Building Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 25-1457 · Plain-English summary | Agreement or Contract | Passed |
| Jan 8, 2025 | 24-2966 | Change Order No. 1, Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Oakland International High School Intrusion Alarm Replacement Project - Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-2381 · Related: 23-1143 · Plain-English summary | Agreement or Contract | Passed |
| Jan 8, 2025 | 24-2948 | Change Order No. 1, Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Hintil Kuu Child Development Center Fire & Intrusion Alarm Project - Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-2312 · Related: 24-1484 · Plain-English summary | Agreement or Contract | Passed |
| Jan 8, 2025 | 24-2853 | Change Order No. 1, Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Bella Vista Child Development Center Fire & Intrusion Alarm Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-2378 · Related: 24-1483 · Plain-English summary | Agreement or Contract | Passed |
| Dec 11, 2024 | 24-2761 | Change Order No. 4, Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Kaiser Child Development Center Site Improvements Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-2259 · Related: 23-1135, 24-0475, 24-1373, 24-1476 · Plain-English summary | Agreement or Contract | Passed |
| Jun 26, 2024 | 24-1484 | Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Hintil Kuu Child Development Center Fire & Intrusion Alarm Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-1350 · Related: 24-2948 · Plain-English summary | Agreement or Contract | Passed |
| Jun 26, 2024 | 24-1483 | Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Bella Vista Child Development Center Fire & Intrusion Alarm Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-1349 · Related: 24-2853 · Plain-English summary | Agreement or Contract | Passed |
| Jun 26, 2024 | 24-1476 | Change Order No. 3, Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Kaiser Child Development Center Site Improvements Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-1347 · Related: 24-2761 · Plain-English summary | Agreement or Contract | Passed |
| Jun 12, 2024 | 24-1373 | Change Order No. 2, Agreement Between Owner and Contractor - Mar Con Builders, Inc. - Kaiser Child Development Center Site Improvements Project - Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-1217 · Related: 24-2761 · Plain-English summary | Agreement or Contract | Passed |
| May 22, 2024 | 24-0915 | Agreement Between Owner and Contractor – Mar Con Builders, Inc. – West Oakland Middle School Window Replaement Buildings E & F Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-1046 · Plain-English summary | Agreement or Contract | Passed |
| Apr 10, 2024 | 24-0475 | Change Order No. 1, Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Kaiser Child Development Center Site Improvements Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-0649 · Related: 23-1135, 24-2761 · Plain-English summary | Agreement or Contract | Passed |
| Feb 14, 2024 | 23-2856 | Declaring of the Futility of Bidding - Change Order No. 2, Agreement Between Owner and Contractor – MarCon Builders, Inc. – Community Day Campus Building Modification Project - Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 24-0327 · Related: 23-0831, 23-2444 · Plain-English summary | Agreement or Contract | Passed |
| Nov 16, 2023 | 23-2444 | Change Order No. 1, Agreement Between Owner and Contractor – MarCon Builders, Inc. – Community Day Campus Building Modification Project - Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 23-1946 · Related: 23-2856 · Plain-English summary | Agreement or Contract | Passed |
| Jun 7, 2023 | 23-1135 | Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Kaiser Child Development Center Campus Improvements Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 23-1137 · Related: 24-0475, 24-2761 · Plain-English summary | Agreement or Contract | Passed |
| May 24, 2023 | 23-1143 | Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Oakland International High School Intrusion Alarm Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 23-0884 · Related: 24-2966 · Plain-English summary | Agreement or Contract | Passed |
| Apr 26, 2023 | 23-0831 | Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Community Day Campus Building Modification Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 23-0778 · Related: 23-2856 · Plain-English summary | Agreement or Contract | Passed |
| Oct 13, 2021 | 21-2089 | Change Order No. 1, Agreement Between Owner and Contractor - Competitively Bid – Mar Con Builders – Piedmont Avenue Elementary School Playmatting Installation Project – Division of Facilities Planning & ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 21-1678 · Plain-English summary | Agreement or Contract | Passed |
| Sep 22, 2021 | 21-1908 | Change Order No. 1, Agreement Between Owner and Contractor – District and Mar Con Builders – Global Family Elementary School Playmatting Installation Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 21-1506 · Plain-English summary | Agreement or Contract | Passed |
| Sep 22, 2021 | 21-1907 | Change Order No. 1, Agreement Between Owner and Contractor - District and Mar Con Builders – Emerson Child Development Center Playmatting Installation Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 21-1505 · Plain-English summary | Agreement or Contract | Passed |
| Sep 22, 2021 | 21-1871 | Change Order No. 1, Agreement Between Owner and Contractor – District and Mar Con Builders – Acorn Woodland Elementary School Playmatting Installation Project – Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 21-1504 · Plain-English summary | Agreement or Contract | Passed |
| Apr 28, 2021 | 21-0831 | Change Order No. 1, Agreement Between Owner and Contractor – Mar Con Builders, Inc. – Elmhurst Middle School Boiler Replacement Project - Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 21-0688 · Plain-English summary | Agreement or Contract | Passed |
| Apr 28, 2021 | 21-0815 | Change Order No. 1, Mar Con Builder, Inc. – Laurel Finishing Kitchen Project - Division of Facilities Planning and ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 21-0685 · Plain-English summary | Agreement or Contract | Passed |
| Sep 9, 2020 | 20-1598 | Agreement Between Owner and Contractor - Competitively Bid – Redgwick Construction Company – Sherman Elementary School Playmatting Installation Project – Division of Facilities Planning & ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 20-1393 · Plain-English summary | Agreement or Contract | Passed |
| Sep 9, 2020 | 20-1596 | Agreement Between Owner and Contractor - Competitively Bid – Mar Con Builders – Piedmont Avenue Elementary School Playmatting Installation Project – Division of Facilities Planning & ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 20-1392 · Plain-English summary | Agreement or Contract | Passed |
| Sep 9, 2020 | 20-1594 | Agreement Between Owner and Contractor - Competitively Bid – Mar Con Builders – Global Family Elementary School Playmatting Installation Project – Division of Facilities Planning & ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 20-1391 · Plain-English summary | Agreement or Contract | Passed |
| Sep 9, 2020 | 20-1593 | Agreement Between Owner and Contractor - Competitively Bid – Mar Con Builders – Emerson Child Development Center Playmatting Installation Project – Division of Facilities Planning & ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 20-1390 · Plain-English summary | Agreement or Contract | Passed |
| Sep 9, 2020 | 20-1590 | Agreement Between Owner and Contractor - Competitively Bid – Mar Con Builders – Acorn Woodland Elementary School Playmatting Installation Project – Division of Facilities Planning & ManagementDeputy Chief, Facilities Planning and Management · Enactment no. 20-1389 · Plain-English summary | Agreement or Contract | Passed |
| Apr 24, 2019 | 19-0690 | Award of Bid and Contract for Construction Services – Mar Con Builders, Inc. – Elmhurst Middle School Boiler Replacement ProjectDeputy Chief, Facilities Planning and Management · Enactment no. 19-0557 | Agreement or Contract | Passed |