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Tinkermill

EIN 46-3073831 · Longmont, CO

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthWeak38 out of 100GovernanceFair54 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

LIKE-MINDED PEOPLE INTERESTED IN ART, TECHNOLOGY, SCIENCE AND BUSINESS CAN COLLABORATE ON CREATIVE PROJECTS, SHARE TOOLS, LEARN, TEACH, MAKE THINGS, PROTOTYPE NEW IDEAS, PRODUCTS AND SERVICES, START VENTURES, MEET NEW PEOPLE AND SHARE KNOWLEDGE.

Income
$573,708
Spending
$575,194
Spent on programs
78%
Reserves
-18.5 months of spending
Largest source of income
donations and private grants, 68%
Employees
4

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Weak: 38 out of 100. Higher than 9% of charities in its peer group (science, $250k to $1m).

  • Reserves

    0 of 35

    Spendable reserves are negative: it owes or has committed more than it holds.

  • Debt

    5 of 20

    It owes 72% of what it owns.

  • Living within its means

    8 of 15

    Spending exceeded income by 0% of income.

  • Income trend

    10 of 15

    Income fell 2% on the year before.

  • Spending floor

    15 of 15

    78% of spending went to programs and raising each dollar of donations cost 0 cents.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Fair: 54 out of 100. Higher than 25% of charities in its peer group (science, $250k to $1m).

  • Independent board

    5 of 25

    0 of 11 voting board members are independent.

  • Conflict of interest policy

    15 of 15

    Has a written conflict of interest policy.

  • Whistleblower policy

    0 of 8

    Reports no written whistleblower policy.

  • Record keeping policy

    0 of 7

    Reports no written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave the board a copy of this return before filing it.

  • Independent check of accounts

    6 of 15

    Its accounts were not audited or reviewed by an independent accountant.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (3)
  1. $381,151 spent. ADVANCED PROTOTYPING MANUFACTURING FACILITY - TINKERMILL PROVIDES AN INDUSTRIAL FACILITY WHICH INCLUDES TOOLS, EQUIPMENT, AND MATERIALS FOR EMERGING ADVANCED INDUSTRY BUSINESS ENTREPRENEURS, STEAM STUDENTS, AND MEMBERS OF THE PUBLIC TO EXPLORE CREATIVE, SCIENTIFIC, EDUCATIONAL, AND ENTREPRENEURIAL PROJECTS AND IDEAS. THE CAPABILITIES OF THIS FACILITY INCLUDE FULL CNC METALWORKING, PROFESSIONAL WOODWORKING, ELECTRONICS AND ELECTRICAL DESIGN, SOFTWARE, METALCASTING, CERAMICS, 3D PRINTING, LASER CUTTING, AND A FULL RANGE OF WELDING. BY PROVIDING THIS FACILITY, TINKERMILL HAS GROWN A COMMUNITY OF CAREER PROFESSIONALS FROM EXISTING ADVANCED INDUSTRY IN THE GREATER LONGMONT AND BOULDER AREAS.
  2. $65,691 spent. CREATIVE EDUCATIONAL WORKSHOPS - TINKERMILL OFFERS EDUCATIONAL WORKSHOPS TO ANYONE WHO IS INTERESTED IN THE FIELDS OF SCIENCE, TECHNOLOGY, ENGINEERING, ART AND MATH (OR STEAM). THE PROGRAM FOSTERS CREATIVITY AND ENCOURAGES CREATION OF NEW PRODUCTS AND TOOLS. ACTIVITIES INCLUDE EDUCATION AND INSTRUCTION ON PROTOTYPE DEVELOPMENT AND CREATION, AS WELL AS BASIC ELECTRONICS, ROBOTICS, PROGRAMMING, AND MORE. WE ALSO PROVIDE ACCESS TO WOODWORKING AND METALWORKING TOOLS FOR PROTOTYPE CREATION. EACH WORKSHOP IS DEDICATED TO A CERTAIN SKILL SET BASED ON COMMUNITY INTEREST AND NEED. TINKERMILL HOLDS APPROXIMATELY 100 WORKSHOPS AND EVENTS EACH MONTH SERVING OVER 1,800 MEMBERS OF THE COMMUNITY. THE WORKSHOPS TYPICALLY LAST BETWEEN ONE AND TWO HOURS AND ARE TYPICALLY LED BY VOLUNTEERS WHO ARE PROFESSIONALS IN THEIR FIELD WITH THE GOAL TO SHARE THEIR KNOWLEDGE AND SKILLS. OUR WORKSHOPS ARE OPEN TO YOUTH AND ADULTS AND ARE HELD IN OUR FACILITY. CLASSES ARE AVAILABLE AT EXTREMELY LOW-COST OR ARE FREE OF CHARGE AND WE PUBLICIZE OUR EVENTS THROUGH SCHOOLS, COLLEGES, CHURCHES, AND COMMUNITY CENTERS. OUR FACILITY IS OPEN 7 DAYS A WEEK AND ANYONE WITH THE APPROPRIATE SAFETY TRAINING CAN COME IN AND USE OUR FACILITY AND MOST OF OUR TOOL EQUIPMENT FREE OF CHARGE. WE CONTINUE TO ACQUIRE POWER TOOLS, HAND TOOLS, MACHINERY, COMPUTERS, AND CUTTING-EDGE SOFTWARE WHICH INTRODUCES NEW TECHNOLOGY TO THE COMMUNITY, AND ENCOURAGES EDUCATION, EXPERIMENTATION, AND COLLABORATION.
  3. ECONOMIC DEVELOPMENT - THE COMMUNITY OF ADVANCED INDUSTRY PROFESSIONALS THAT HAS DEVELOPED AT TINKERMILL ENSURE ACCESSIBLE TECHNICAL AND COMMERCIAL EXPERTISE FOR EARLY-STAGE ENTREPRENEURS AND PROVIDES A CONNECTION TO INDIVIDUAL AND GROUP INVESTORS. IN PARTNERSHIP WITH THE LONGMONT COMMUNITY FOUNDATION, TINKERMILL HAS CREATED THE LONGMONT IGNITE PROGRAM PROVIDING EARLY-STAGE GRANT FUNDING TO INNOVATE STARTUP BUSINESSES.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated October 13, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending December 2024.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since August 2014.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 21, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.